Page 1 VIEW Engineering, Inc. Benchmark™ 450 Service Manual...
Page 4 Part No. 799014, Revision B, 09/09 Information in this document is subject to change without notice and does not represent a commitment on the part of VIEW Engineering, Inc. Benchmark, VIEW, and the Benchmark and VIEW logos, are trademarks of VIEW Engineering, Inc. All other trademarks mentioned in this manual are property of their respective owners.
Page 5: Table Of Contents
Where to Read More Where to Get Help General Description What This Chapter Contains What is the Benchmark 450 System? Benchmark 450 System Main Components Coaxial Light, Programmable Ring Light, & Backlight Dual Magnification Optical System Computer & User-Interface Components 2.6.1...
Page 6 Installation What This Chapter Contains Choosing an Installation Site Benchmark 450 System Layout Receiving, Unpacking, & Inspecting the System Moving & Installing the System Connecting the System Powering Up the System & Launching the VMS Software24 Operation Checks Post Installation Checklist 4.10...
Page 7 LED Driver PCBA Diagnostic LEDs & Test Points 7.6.1 LED Driver PCBA Diagnostic LEDs 7.6.2 LED Driver PCBA Test Points Measuring the Resistance of the Drewire Terminations Identifying Problems With the Benchmark 450 System 7.8.1 Start-Up Troubleshooting 7.8.2 Illumination Troubleshooting 7.8.3 Motion Troubleshooting 7.8.4...
Page 8 Checking the PRL Light Setup with the Light Test Part Program Parts Repair & Replacement What This Chapter Contains Repairing & Replacing Parts on Your System Removing the Benchmark 450 Covers 9.3.1 Removing the Front Cover and Z-Axis Cover 9.3.2 Removing the Rear Bridge Cover 9.3.3...
Page 9 Replacing the Scale Reader Heads 9.8.1 Replacing the X-Axis Scale Reader Head 9.8.2 Replacing the Y-Axis Scale Reader Head 9.8.3 Replacing the Z-Axis Glass Scale and Reader Head 181 Replacing the Motors 9.9.1 Replacing the X-Axis Motor 9.9.2 Replacing the Y-Axis Motor 9.9.3 Replacing the Z-Axis Motor 9.10...
Page 10 Accessing VMS Parameters What This Appendix Contains Accessing Basic Parameters Accessing Advanced Parameters Loading Parameters Software Installation What This Appendix Contains VMS Software Installation Elements Software Installation Index P a g e v i 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 B e n c h m a r k 4 5 0...
Page 11: Important System Labels
Important System Labels Label: Location: Definition: Around the remote E- (Yellow ring Stop around red switch) Around the E-Stop on the front of the machine Emergency stop Left and right sides of Pinch hazard the Z-axis cover Rear panel of the Dangerous electronics enclosure, voltage present;...
Page 12 C h a p t e r Label: Location: Definition: Front surface of the System model base, upper-right corner and serial number Rear panel of the Main system ID electronics enclosure, lower-left corner Right side of the laser International (if equipped) laser symbol Right side of the laser Indicates that...
Page 13: About This Manual
About This Manual C h a p t e r What This Chapter Contains This chapter covers the following: • Who Should Read This Manual • Required Knowledge • What’s in This Manual? • Where to Read More • Where to Get Help Who Should Read This Manual Read this manual if you will perform any of the following tasks on the Benchmark 450 system:...
Page 14: Required Knowledge
System Interconnections interconnections within the Benchmark 450 system. Preventive Maintenance Lists actions you should take to keep the Benchmark 450 system in good operating order. Troubleshooting Helps you identify the cause of possible problems with the Benchmark 450 system, the system computer, and the user components.
Page 15: Where To Read More
Describes how to install the VMS software and Elements software. Where to Read More For information about using the Benchmark 450 system, refer to the software manual(s), software release notes, and OEM manuals that shipped with your system. S e r v i c e M a n u a l...
Page 16: Where To Get Help
A b o u t T h i s M a n u a l Where to Get Help If you are faced with a situation you cannot resolve using this manual, contact the Customer Support HelpDesk, at: VIEW Engineering, Inc. 1650 N. Voyager Avenue Simi Valley, CA 93063, USA Phone:...
Page 17: General Description
Light (PRL) is optional. No upgrades are necessary to achieve full automatic inspection. Note: See the VIEW Benchmark 450 Technical Data Sheet (part number 799003) for more technical information. S e r v i c e M a n u a l...
Page 18: Benchmark 450 System Main Components
G e n e r a l D e s c r i p t i o n Benchmark 450 System Main Components The Benchmark 450 system is a large travel, floor standing machine. The X-axis travels on an overhead bridge above the worktable. Parts are measured by mounting them on the worktable, which moves in the Y direction.
Page 19: Coaxial Light, Programmable Ring Light, & Backlight
G e n e r a l D e s c r i p t i o n C h a p t e r 2 Coaxial Light, Programmable Ring Light, & Backlight The LED coaxial light, LED Programmable Ring Light (PRL), and LED backlight assemblies are used to illuminate the part on the worktable.
Page 20: Dual Magnification Optical System
C h a p t e r 2 G e n e r a l D e s c r i p t i o n Dual Magnification Optical System The dual magnification optical system uses two monochrome cameras on two separate optical paths to provide instant magnification switching under software control.
Page 21: Computer & User-Interface Components
C h a p t e r 2 Computer & User-Interface Components The Benchmark 450 system operates on an Intel-based computer. The system comes with a joystick, mouse, keyboard and flat-panel display, and runs theVMS metrology software on the Windows XP (or 2000) operating system.
Page 22 C h a p t e r 2 G e n e r a l D e s c r i p t i o n This page has been left intentionally blank. P a g e 1 0 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 B e n c h m a r k 4 5 0...
Page 23: Safety Information
Safety Information C h a p t e r What This Chapter Contains This chapter covers the following: • Emergency Stops • System Power • System Lockout • Safety Guidelines Also, be sure to review the information about important system labels on page vii. Emergency Stops Activate the emergency off (EMO) circuit by pressing the remote E-Stop on the workstation (see Figure 3-1) or the E-Stop on the front of the machine.
Page 24: System Status Leds
C h a p t e r 3 S a f e t y I n f o r m a t i o n System Status LEDs The system status LEDs are located on the right-hand side of the Z-axis cover. •...
Page 25: System Power
S a f e t y I n f o r m a t i o n C h a p t e r 3 System Power The system comes with an IEC power strip (P/N 037545) and three identical power cords (P/N 019978) that connect the monitor, system computer, and machine to the power strip.
Page 26: System Lockout
C h a p t e r 3 S a f e t y I n f o r m a t i o n System Lockout Before servicing the system, you must unplug the power cord and lock out the system.
Page 27: Safety Guidelines
Power and Grounding: • Ensure that the source of power connected to the system does not apply more than the rated voltage (specified by VIEW Engineering, Inc.) between the supply conductors or between either supply conductor and ground. • The system is grounded through the power cord. To avoid electrical shock, connect the power cord to a properly wired receptacle with an earth ground connection.
Page 28 • Do not use any accessory attachments other than those provided or approved by VIEW Engineering, Inc. Improper accessories can cause fire, electrical shock, and/or personal injury. • Do not drop anything on the stage glass.
Page 29: Installation
C h a p t e r What This Chapter Contains This chapter covers the following: • Choosing an Installation Site • Benchmark 450 System Layout • Receiving, Unpacking, & Inspecting the System • Moving & Installing the System •...
Page 30: Choosing An Installation Site
Allow 61 cm (24") clearance around the machine for cables and service access. The Benchmark 450 system does not require air, steam, or exhaust. Vacuum and/or air may be required for special fixtures only. P a g e 1 8...
Page 31: Benchmark 450 System Layout
(29.25") MAX EXTENSION Figure 4-1 Benchmark 450 System Layout S e r v i c e M a n u a l 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9...
Page 32: Receiving, Unpacking, & Inspecting The System
Note: The following procedure provides general unpacking instructions. See the Benchmark 450 Installation Manual (P/N 799034) for detailed instructions. Note: Before unpacking the machine, be sure to review the table at the beginning of this section for information about equipment dimensions, space requirements, workbench requirements, and environmental considerations.
Page 33: Moving & Installing The System
Moving & Installing the System Note: The following procedure provides general installation instructions. See the Benchmark 450 Installation Manual (P/N 799034) for detailed instructions. Drive a forklift to the back of the machine and position the forks under the support rails on the bottom of the machine.
Page 34: Connecting The System
I n s t a l l a t i o n Connecting the System Figure 4-2 illustrates Benchmark 450 system cabling and the table on the next page provides further detail. All cables are clearly labeled regarding function and where each end connects.
Page 35 I n s t a l l a t i o n C h a p t e r 4 Connect the… to the… and the… Joystick JOYSTICK connector on — (P/N 039037) the machine Remote E-Stop REMOTE E-STOP — (P/N 039836) connector on the machine Keyboard...
Page 36: Powering Up The System & Launching The Vms Software24
C h a p t e r 4 I n s t a l l a t i o n Powering Up the System & Launching the VMS Software Make sure the system components are connected and the main power cord is plugged into an appropriate power source (outlet).
Page 37: Operation Checks
I n s t a l l a t i o n C h a p t e r 4 Operation Checks After powering up the system and launching the metrology software, you should verify that it performs as expected. If the system fails any of the following operation checks, verify all connections are correct and secure.
Page 38: Post Installation Checklist
Where to Get Help on page 4). System Backup Backup all important operating files used by the Benchmark 450 system. All files are backed up via an option within the VMS software installation routine. P a g e 2 6...
Page 39: Shutting Down The System
I n s t a l l a t i o n C h a p t e r 4 4.10 Shutting Down the System Warning: The system must be shut down properly to prevent data loss. Note: If Windows XP locks up and you cannot shut down the system as described below, press the remote E-Stop switch.
Page 40: Installing The X, Y, & Z Shipping Restraints
4.11 Installing the X, Y, & Z Shipping Restraints If you need to move the Benchmark 450 system, even a short distance, we recommend that you re-attach the shipping restraints to prevent the X, Y, and Z transports from moving. This reduces the chance of equipment damage.
Page 41 Screws Shipping Restraint Rear View Figure 4-3 X-Axis Shipping Restraint S e r v i c e M a n u a l 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9...
Page 42 C h a p t e r 4 I n s t a l l a t i o n The Y-axis shipping restraint attaches to one of the Y-axis rails, as shown in Figure 4-4. To install the Y-axis shipping restraint, do the following: Attach the shipping restraint to one of the Y-axis rails (see Figure 4-3), in front of the worktable.
Page 43 I n s t a l l a t i o n C h a p t e r 4 Two Z-axis shipping restraints attach to the bottom of the Z-axis slide assembly, as shown in Figure 4-5. To install the Z-axis shipping restraints, do the following: Use a 3 mm Allen wrench to remove the four Z-axis end stop screws.
Page 44: Fixture Mounting Holes
50 mm 37.5 mm FRONT OF WORKTABLE Figure 4-6 Benchmark 450 Fixturing Holes P a g e 3 2 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9...
Page 45: Principles Of Operation & Interconnections
Zeroing the Stage • Benchmark 450 Schematic Diagram S e r v i c e M a n u a l 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9...
Page 46: Overview Of Operation
Overview of Operation When a user creates a program to inspect a part, the resulting part program is a sequential list of instructions to the Benchmark 450 system. The instructions include X, Y, and Z stage positions, lighting and their intensities, and tool parameters.
Page 47: Image Acquisition, Processing, & Display
P r i n c i p l e s o f O p e r a t i o n & S y s t e m I n t e r c o n n e c t i o n s C h a p t e r 5 Image Acquisition, Processing, &...
Page 48: Motion Control
C h a p t e r 5 P r i n c i p l e s o f O p e r a t i o n & S y s t e m When performing a Ronchi focus, a projected grid is used and a band-pass filter of the same frequency as the projected grid is placed in the circuit.
Page 49: Z-Axis Motion
When power is removed from the brake, however, it activates and prevents Z-axis movement. In addition to the electronic E-Stop devices, the Z-axis slide on the Benchmark 450 system is designed to separate mechanically (“break away”) from the Z-axis drive if a physical obstruction prevents the transport from continuing its downward motion;...
Page 50: Illumination Sources
The assembly has a diffuser inside the housing where the LED is located that assists in distributing the light evenly across the field of view. The illuminator has a beam splitter, which is placed in the optical path.
Page 51: Optional Led Grid Projector
P r i n c i p l e s o f O p e r a t i o n & S y s t e m I n t e r c o n n e c t i o n s C h a p t e r 5 Optional LED Grid Projector The optional LED grid projector mounts in place of the standard coaxial...
Page 52: Optional Ronchi Shuttle Grid Assembly
C h a p t e r 5 P r i n c i p l e s o f O p e r a t i o n & S y s t e m Optional Ronchi Shuttle Grid Assembly The Ronchi Shuttle grid assembly consists of a motorized, three position shuttle and two chrome-on-glass reticles: one for High Mag and another for Low Mag.
Page 53: Optional Accucentric Assembly
Note: A copy of the latest revision of the system interconnect is available for every machine. If there are any discrepancies between this manual and the Benchmark 450 system interconnect (P/N 031799), always refer to the system interconnect. S e r v i c e M a n u a l...
Page 54 C h a p t e r 5 P r i n c i p l e s o f O p e r a t i o n & S y s t e m This page has been left intentionally blank. P a g e 4 2 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 B e n c h m a r k 4 5 0...
Page 55 P r i n c i p l e s o f O p e r a t i o n & S y s t e m I n t e r c o n n e c t i o n s C h a p t e r 5 060353 060353...
Page 56 C h a p t e r 5 P r i n c i p l e s o f O p e r a t i o n & S y s t e m I n t e r c o n n e c t i o n s 036173 036173 036389...
Page 57: Preventive Maintenance
Preventive Maintenance C h a p t e r What This Chapter Contains This chapter covers the following: • Preventive Maintenance Schedule • Cleaning the User Components • Cleaning the Stage, External Surfaces, & Stage Glass • Cleaning & Lubricating the X-Axis and Y-Axis Rails •...
Page 58: Preventive Maintenance Schedule
P r e v e n t i v e M a i n t e n a n c e Preventive Maintenance Schedule Below is a summary of the Benchmark 450 preventive maintenance tasks and their recommended frequencies. Note: You may need to perform the preventive maintenance tasks more or less frequently, depending on the environment in which the system is used.
Page 59: Cleaning The User Components
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 Cleaning the User Components Materials Required Soft, lint-free toweling Pure, compressed air Alcohol-based cleaner Non-solvent glass cleaner Vacuum cleaner...
Page 60: Cleaning The Stage, External Surfaces, & Stage Glass
C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Cleaning the Stage, External Surfaces, & Stage Glass Materials Required Soft, lint-free cloth Pure, compressed air Alcohol-based cleaning solution Warm water mixed with a mild detergent or commercial surface cleaner...
Page 61: Cleaning The Stage Glass
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 6.4.3 Cleaning the Stage Glass Note: Typically, it is only necessary to clean the top surface of the stage glass. Unless it is absolutely necessary to clean the underside of the glass, do not remove the stage glass from the stage.
Page 62: Leveling The Stage Glass
C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e 6.4.4 Leveling the Stage Glass Power up the system. Attach four pieces of masking tape (or similar tape) to the stage glass in the approximate locations shown in Figure 6-1.
Page 63 P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 Determine whether or not the stage glass is level in the X direction by doing the following: Drive the stages so an edge of the tape on the left side of the stage glass appears in the center of the Video window.
Page 64 C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Drive the Y-axis stage to the front limit of travel. Power down the system and disconnect the power cord from the power source.
Page 65 P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 11. Attach a bracket with a straight bottom edge to each corner of the stage. Then place 0.010"...
Page 66 C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e 12. Use a 3 mm Allen wrench to loosen the six nylon-tipped stage glass support screws (accessed from below the stage);...
Page 67 P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 15. Remove the four brackets and shim stock. 16. Power up the system and perform Steps 1 through 4 to verify that the stage glass is level in both the X and Y directions.
Page 68: Cleaning & Lubricating The X-Axis And Y-Axis Rails
C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Cleaning & Lubricating the X-Axis and Y-Axis Rails Note: It is important to clean the X-axis and Y-axis rails periodically to remove contaminants and grease buildup.
Page 69: Cleaning & Lubricating The X-Axis Rails
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 6.5.1 Cleaning & Lubricating the X-Axis Rails Use the joystick to drive the X-axis transport to the approximate center of its travel.
Page 70 C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Use clean, lint-free toweling to wipe the exposed X-axis rails. Make sure the rails are clean before continuing.
Page 71: Cleaning & Lubricating The Y-Axis Guide Rails
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 6.5.2 Cleaning & Lubricating the Y-Axis Guide Rails Use the joystick to drive the Y-axis transport to the approximate center of its travel.
Page 72 C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Power down the system and disconnect the power cord from the power source.
Page 73: Cleaning The Magnification Lens
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 Cleaning the Magnification Lens Materials Required Non-solvent lens cleaner Cotton swab Clean, soft, lint-free cloth If the system is equipped with the Programmable Ring Light (PRL), move the PRL to the 0 setting (from within the VMS software) to provide access to the...
Page 74 C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Use a cotton swab and non-solvent lens cleaner to lightly moisten the lens glass at one end of the magnification lens.
Page 75: Cleaning The Led Programmable Ring Light (Prl)
P r e v e n t i v e M a i n t e n a n c e C h a p t e r 6 Cleaning the LED Programmable Ring Light (PRL) Materials Required Non-solvent lens cleaner Clean, soft, lint-free cloth Move the Programmable Ring Light (PRL) assembly to the 0 setting (from within the VMS software) to provide access to the magnification lens.
Page 76: Checking For Dirt In The Images Of The Video Cameras
C h a p t e r 6 P r e v e n t i v e M a i n t e n a n c e Checking for Dirt in the Images of the Video Cameras Move the Ronchi Shuttle to the center position (between grids). Install a 1X lens, and focus on a mirror (dirt or scratches).
Page 77: Troubleshooting
• LED Driver PCBA Diagnostic LEDs & Test Points • Measuring the Resistance of the Drewire Terminations • Identifying Problems With the Benchmark 450 System • Identifying Problems with the System Computer & User-Interface Components • Recovering from Unexpected Z-Axis Contact...
Page 78: Before You Begin
C h a p t e r 7 Tr o u b l e s h o o t i n g Before You Begin Warning: Unless instructed otherwise, always power down the system and disconnect the power cord from the power supply while troubleshooting (see System Lockout on page 14).
Page 79: Dsp Multi Axis Pcba Diagnostic Leds & Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 DSP Multi Axis PCBA Diagnostic LEDs & Test Points The DSP Multi Axis PCBA has several diagnostic LEDs and test points that are useful in diagnosing system problems.
Page 80 C h a p t e r 7 Tr o u b l e s h o o t i n g LED(s) What It Monitors Description DS1 and DS2 X-, Y-, and Z-Axis • LED lit: indicates limit not Limits encountered •...
Page 81 Tr o u b l e s h o o t i n g C h a p t e r 7 7.3.1.1 Quadrature The diagnostic LEDs that normally indicate quadrature signals include: • DS3 for the Z-axis and extra scales (A and B channels) •...
Page 82 C h a p t e r 7 Tr o u b l e s h o o t i n g 7.3.1.2 Diagnostic LED DS7 E-Stop Codes Diagnostic LED DS7 can be useful in diagnosing system anomalies and serves two purposes: •...
Page 83 Tr o u b l e s h o o t i n g C h a p t e r 7 Flashing LED Pattern Source of E-Stop DS7A Initial power-up DS7B DS7C DS7D DS7A Excess position error, X-axis DS7B DS7C DS7D DS7A...
Page 84: Magnetic Limit Codes (Ds7)
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.3.2 Magnetic Limit Codes (DS7) Again, in its normal “monitoring” state, the four LEDs within DS7 roll rapidly back and forth.
Page 85: Dsp Multi Axis Pcba Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 7.3.3 DSP Multi Axis PCBA Test Points The illustration below and the table on the next page provide an overview and the approximate location of the test points on the DSP Multi Axis PCBA.
Page 86 C h a p t e r 7 Tr o u b l e s h o o t i n g Test Point(s) What Does It Test? Function -12VDC Test voltage 12VDC Test voltage — Ground TP10 — Z-axis motor power ground —...
Page 87: Dual Mag Optics Pcba Diagnostic Leds & Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 Dual Mag Optics PCBA Diagnostic LEDs & Test Points The Dual Mag Optics PCBA has several diagnostic LEDs and test points that are useful in diagnosing system problems.
Page 88 C h a p t e r 7 Tr o u b l e s h o o t i n g LED(s) What It Monitors Description DS1 & DS2 USB micro • DS1 on (green): indicates USB processor micro processor is functioning properly •...
Page 89 Tr o u b l e s h o o t i n g C h a p t e r 7 LED(s) What It Monitors Description DS13 12VDC • LED on: indicates 12VDC is present • LED off: indicates 12VDC is not present DS14 —...
Page 90: Dual Mag Optics Pcba Test Points
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.4.2 Dual Mag Optics PCBA Test Points The illustration below and the table on the next page provide an overview of the test points on the Dual Mag Optics PCBA.
Page 91 Tr o u b l e s h o o t i n g C h a p t e r 7 Test Point(s) What Does It Test? Function 5VDC (±5%) Test voltage 12VDC (±10%) Test voltage 15VDC (±10%) Test voltage -15VDC (±5%) Test voltage TP11...
Page 92: Z Brake Control Pcba Diagnostic Leds & Test Points
C h a p t e r 7 Tr o u b l e s h o o t i n g Z Brake Control PCBA Diagnostic LEDs & Test Points The Z Brake Control PCBA has several diagnostic LEDs and test points that are useful in diagnosing system problems.
Page 93 Tr o u b l e s h o o t i n g C h a p t e r 7 LED(s) What It Monitors Description 24VDC • LED lit: indicates 24VDC is present • LED not lit: indicates 24VDC is not present 5VDC •...
Page 94 C h a p t e r 7 Tr o u b l e s h o o t i n g LED(s) What It Monitors Description DS10 Safety Relay • LED lit: indicates E-Stop switch has been pressed • LED not lit: indicates E-Stop switch has not been pressed DS15...
Page 95: Z Brake Control Pcba Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 7.5.2 Z Brake Control PCBA Test Points The illustration below and the table on the next page provide an overview of the test points on the Z Brake Control PCBA.
Page 96 C h a p t e r 7 Tr o u b l e s h o o t i n g Test Point(s) What Does It Test? Function Brake Power (48VDC) Test voltage 24VDC (switched) Test voltage — Ground 5VDC Test voltage 3.3VDC...
Page 97: Led Driver Pcba Diagnostic Leds & Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 LED Driver PCBA Diagnostic LEDs & Test Points The LED Driver PCBA has several diagnostic LEDs and test points that are useful in diagnosing system problems.
Page 98 C h a p t e r 7 Tr o u b l e s h o o t i n g LED(s) What It Monitors Description Substage LED The intensity of the LED tracks the Intensity illumination changes made in the software Heartbeat LED should blink at approximately 1...
Page 99: Led Driver Pcba Test Points
Tr o u b l e s h o o t i n g C h a p t e r 7 7.6.2 LED Driver PCBA Test Points The illustration below and the table on the next page provide an overview of the test points on the LED Driver PCBA.
Page 100 C h a p t e r 7 Tr o u b l e s h o o t i n g Test Point(s) What Does It Test? Function Reserved for Engineering use — DWI SYNC RX — DWI DATA RX —...
Page 101: Measuring The Resistance Of The Drewire Terminations
Tr o u b l e s h o o t i n g C h a p t e r 7 Measuring the Resistance of the Drewire Terminations Caution: Whenever handling electrical or electronic components, take the necessary precautions to prevent the discharge of static electricity. Power down the system and disconnect the power cord from the power source.
Page 102: Identifying Problems With The Benchmark 450 System
C h a p t e r 7 Tr o u b l e s h o o t i n g Identifying Problems With the Benchmark 450 System This section is intended to help you diagnose system problems. This information is only intended as a reference, and it is recommended that the steps taken to resolve the problem be performed by a factory trained individual within your facility.
Page 103: Illumination Troubleshooting
Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions No illumination or One of the E-Stops has been 1. Reset the E-Stop by twisting the knob in stage movement.
Page 104 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions Dim or no coaxial Loose or faulty cabling to the • Observe LED DS24 on the Dual Mag (surface) coaxial illuminator.
Page 105 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions Dim or no coaxial Improper Drewire • Measure the resistance of the Drewire (surface) terminations (very rare).
Page 106 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions Dim or no backlight Defective LED Driver • Check LED DS2 (heartbeat) on the LED illumination PCBA.
Page 107: Motion Troubleshooting
Tr o u b l e s h o o t i n g C h a p t e r 7 7.8.3 Motion Troubleshooting Symptom Possible Causes Possible Solutions Joystick causes Loose joystick connection to Verify that the joystick is properly connected wrong or multiple the machine.
Page 108 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions All axes will not Loose or faulty cabling • Verify that the power supply is properly initialize between the 48V power connected to the DSP Multi Axis PCBA.
Page 109 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions X- or Y-axis stage Defective motor on the Isolate problem axis and replace the defective will not initialize affected axis.
Page 110 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions Axis does not move Loose or faulty cabling • Verify that the 48V power supply is in any direction between the 48V power properly connected to the DSP Multi...
Page 111 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions Axis does not move Defective 48V power supply. • Check the power supply voltages. in any direction •...
Page 112 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions Axis runs to a hard Defective DSP Multi Axis • Check LED DS8 (heartbeat) on the DSP stop (continued).
Page 113 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions Axis “runs away” at Defective scale reader head • Check for lost scale counts by zeroing the power up on the affected axis.
Page 114 C h a p t e r 7 Tr o u b l e s h o o t i n g Symptom Possible Causes Possible Solutions Axis does not finish Defective scale reader head • Check for lost scale counts by zeroing the a move or hesitates on the affected axis.
Page 115 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions Axis oscillates Defective scale reader head • Check for lost scale counts by zeroing the (continued).
Page 116: Video Troubleshooting
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.8.4 Video Troubleshooting Symptom Possible Causes Possible Solutions No live video, but Incorrect color settings. 1. Right-click the Windows Desktop and select Properties from the context menus OK.
Page 117 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes Possible Solutions During focus, video Environmental vibration. Relocate system. image moves Misconfigured camera. Contact the Customer Support HelpDesk (see erratically Where to Get Help on page 4) for more...
Page 118: Identifying Problems With The System Computer & User-Interface Components
C h a p t e r 7 Tr o u b l e s h o o t i n g Identifying Problems with the System Computer & User-Interface Components Before you suspect a serious problem with the system computer, remember that adding hardware and/or software can affect the existing system.
Page 119: Communications
Tr o u b l e s h o o t i n g C h a p t e r 7 7.9.2 Communications The serial ports rarely have hardware problems. Almost all problems are due to external wiring or software issues. Symptom Possible Causes Serial port does not seem to...
Page 120: Troubleshooting The Joystick
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.9.4 Troubleshooting the Joystick Note: The following procedure only applies to systems equipped with the DSP Multi Axis PCBA (P/N 03640x, revision E or higher). Figure 7-11 shows the test points on the DSP Multi Axis PCBA that are used to troubleshoot the joystick.
Page 121 Tr o u b l e s h o o t i n g C h a p t e r 7 7.9.4.1 Verifying VREF+ from the DSP PCBA to the Joystick Connect the positive (+) lead of a Digital Volt Meter (DVM) to pin 1 on JP9 and connect the negative (-) lead to TP41.
Page 122 C h a p t e r 7 Tr o u b l e s h o o t i n g 7.9.4.2 Verifying Joystick Potentiometer at Input to the DSP PCBA Make sure the joystick is not deflected and use a DVM to measure the voltage between the following on the DSP Multi Axis PCBA: •...
Page 123 Tr o u b l e s h o o t i n g C h a p t e r 7 7.9.4.3 Verifying Joystick Potentiometers at Input to A/D Converter Connect the negative (-) lead of the DVM to TP41 and connect the positive (+) lead to: •...
Page 124: Keyboard
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.9.5 Keyboard Symptom Possible Causes No response. • Check keyboard cabling; Replace keyboard if necessary. • Make sure system computer is powered up. Some keys stick or do not •...
Page 125 Tr o u b l e s h o o t i n g C h a p t e r 7 Symptom Possible Causes No live video (software • See if lights are set to 0% or if lighting is too low running and lights on).
Page 126: Recovering From Unexpected Z-Axis Contact
C h a p t e r 7 Tr o u b l e s h o o t i n g 7.10 Recovering from Unexpected Z-Axis Contact Warning: NEVER ATTEMPT TO MANUALLY MOVE THE Z-AXIS TRANSPORT BY TURNING THE BALL SCREW WITH POWER APPLIED TO THE MACHINE.
Page 127 Tr o u b l e s h o o t i n g C h a p t e r 7 If you are unable to return the system to normal operation by performing the procedure outlined above, perform the following procedure to manually turn the Z- axis ball screw and reseat the Z-axis drive bracket onto the Z-axis drive nut.
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Page 129: Service Adjustments
To avoid exposure to high voltage, never remove the covers from the monitor or system power supplies. Caution: Protect the Benchmark 450 system from electrostatic damage by performing these procedures at a static-safe workstation and wearing a ground strap.
Page 130: Benchmark 450 Service Adjustments
S e r v i c e A d j u s t m e n t s Benchmark 450 Service Adjustments The following is a list of service adjustments that should be performed on the Benchmark 450 system if components are repaired or replaced. Service Adjustment Purpose...
Page 131: Integrated Workstation Adjustment
S e r v i c e A d j u s t m e n t s C h a p t e r 8 Integrated Workstation Adjustment (If Equipped) The integrated workstation can be adjusted to your preferred height and rotation, and can be adjusted to accommodate either a standing or a sitting position.
Page 132: Dual Magnification Optical System Adjustments
C h a p t e r 8 S e r v i c e A d j u s t m e n t s Dual Magnification Optical System Adjustments The dual magnification optical system uses two monochrome cameras on two separate optical paths to provide instant magnification switching under software control.
Page 133 S e r v i c e A d j u s t m e n t s C h a p t e r 8 Coaxial Illuminator High Mag Camera Shuttle Motor High Mag Lens Assembly Ronchi Shuttle Grid Assembly Low Mag Camera Optional AccuCentric...
Page 134: Sequence Of Optical Adjustments
Ensures that each grid Ronchi Shuttle Opto Flag and End Limits covers the entire field of Switch Flag & End Limits view when selected Adjustment (If Equipped) (procedure only applies to page 124. systems equipped with Ronchi Shuttle grid option)
Page 135: Ronchi Shuttle Window Position Adjustment
(dust or scratches help). If necessary, manually position the Ronchi shuttle so the grids are not visible in the field of view. Inspect the image to see if the Ronchi shuttle is blocking the light on the left or right sides.
Page 136: Ronchi Shuttle Opto Switch Flag & End Limits Adjustment
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.4.4 Ronchi Shuttle Opto Switch Flag & End Limits Adjustment (If Equipped) Tools Required Part No.
Page 137 S e r v i c e A d j u s t m e n t s C h a p t e r 8 Look at the Low Mag camera image in the Video window, and check to see if either grid is partially visible at the top or bottom of the screen.
Page 138: Ronchi Grid Rotation Adjustment
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.4.5 Ronchi Grid Rotation Adjustment (If Equipped) Tools Required Part No. Set of Metric Allen wrenches Set of English Allen wrenches Remove the grid dust cover so you can visually check the rotation of the High and Low Mag grids (see Figure 8-4).
Page 139: Camera Parfocal Adjustment
S e r v i c e A d j u s t m e n t s C h a p t e r 8 8.4.6 Camera Parfocal Adjustment Note: Camera parfocal affects camera centering and camera rotation; repeat all adjustment procedures until there are no visible offsets.
Page 140 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Click Modify to display the Define Lens Calibration window (see Figure 8-6). Figure 8-6 Define Lens Calibration Window Zero the Θ, X, Y, and Z offsets, and then click OK.
Page 141 S e r v i c e A d j u s t m e n t s C h a p t e r 8 13. Select the Low Mag camera; adjust the illumination if necessary. 14. Perform an autofocus on the right edge of the reticle square. The Z change in the DRO should be zero or very close to zero.
Page 142: Camera Parfocal Adjustment (Systems Equipped With Ronchi Grid)
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.4.7 Camera Parfocal Adjustment (Systems Equipped with Ronchi Grid) Note: Camera parfocal affects camera centering and camera rotation; repeat all adjustment procedures until there are no visible offsets.
Page 143 S e r v i c e A d j u s t m e n t s C h a p t e r 8 From the list, select the magnification lens that is currently installed (for example, “View 1X”). Click Modify to display the Define Lens Calibration window (see Figure 8-9).
Page 144 C h a p t e r 8 S e r v i c e A d j u s t m e n t s 15. Click in the Autofocus Settings window to select the Textured Surface Focus tool (no grid). 16.
Page 145 29. Select Setup / Calibration in the VMS main menu to display the Lens Calibrations window (seeFigure 8-8 on page 130). 30. From the list, select the lens that is currently installed (for example, “View 1X”). Then click Modify to display the Define Lens Calibration window (see Figure 8-9 on page 131).
Page 146: Led Grid Projector Focus Adjustment
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.4.8 LED Grid Projector Focus Adjustment (If Equipped) Note: This section only applies to systems equipped with the optional LED grid projector.
Page 147 S e r v i c e A d j u s t m e n t s C h a p t e r 8 Adjust the focus of the grid projector — loosen the grid projector lock-down screws and adjust the grid projector focus screw shown in Figure 8-11. Re- tighten the lock-down screws when finished.
Page 148: Camera Par-Center (Coaxial) Adjustment
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.4.9 Camera Par-Center (Coaxial) Adjustment Note: Camera centering affects camera rotation and camera parfocal; repeat all adjustment procedures until there are no visible offsets.
Page 149 S e r v i c e A d j u s t m e n t s C h a p t e r 8 Loosen the High Mag camera position lock-down screws and adjust the X and Y direction set screws (see Figure 8-12) until the upper-right corner of the reticle square is aligned to the Crosshair Finder, within ±0.005 mm (±0.0002").
Page 150 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Par-Center Between Cameras With the 1X magnification lens installed and the QVI Alignment Reticle in the same location as in the previous steps, select the High Mag camera and use XY stage motion to align the upper-right corner of the reticle square to the Crosshair Finder.
Page 151: 8.4.10 Camera Rotation Adjustment
S e r v i c e A d j u s t m e n t s C h a p t e r 8 8.4.10 Camera Rotation Adjustment Note: Camera rotation affects camera centering and camera parfocal; repeat all adjustment procedures until there are no visible offsets.
Page 152 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Loosen the High Mag camera clamp screw and adjust the rotation set screws (see Figure 8-13) until the observed vertical movement between the Crosshair Finder and the scale is less than 0.005 mm (0.0002") when the X-axis stage is driven over the entire length of X travel.
Page 153: Lens Calibration
Video Window toolbar to display the Crosshair Finder. Adjust (tram in) the rotation of the reticle so it is square to the field of view. Select the High Mag camera and manually focus the lower-left corner of the reticle square.
Page 154 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Click Auto Cal to display the FOV Calibration window (see Figure 8-15). Figure 8-15 FOV Calibration Window Select the No Square Pixel radio button.
Page 155: Accucentric Assembly Alignment
Increase the intensity of the AccuCentric LED as much as possible without saturating the camera. The bright spot in the Video window that occupies most of the field of view is the image of the LED reticle. • If the reticle image is not in focus, continue with Step 5 to make the required adjustment.
Page 156 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Use a 1.5 mm Allen wrench to loosen the set screws that secure the reticle housing in place (see Figure 8-16).
Page 157 S e r v i c e A d j u s t m e n t s C h a p t e r 8 11. Use a 1.5 mm Allen wrench to adjust the two centering set screws in the reticle housing (see Figure 8-17) until the reticle image is centered within the Circle Finder.
Page 158: Led Programmable Ring Light (Prl) Adjustments
C h a p t e r 8 S e r v i c e A d j u s t m e n t s LED Programmable Ring Light (PRL) Adjustments (If Equipped) Note: This section only applies to systems equipped with the PRL. Tools Required Part No.
Page 159: Centering The Prl
S e r v i c e A d j u s t m e n t s C h a p t e r 8 8.7.1 Centering the PRL Power down the system and disconnect the power cord from the power source.
Page 160 C h a p t e r 8 S e r v i c e A d j u s t m e n t s Adjust the PRL in the X and Y directions until the inner ring is approximately centered around the magnification lens.
Page 161 Block Drive Clamp Screw FRONT VIEW Figure 8-20 Upper Drive Block, Drive Clamp Tab, and Clamp Screw After centering the inner ring, tighten all adjusting hardware. (You will need to manually drive the PRL down to access the radial washer screw.)
Page 162: Adjusting The Prl Height
C h a p t e r 8 S e r v i c e A d j u s t m e n t s 8.7.2 Adjusting the PRL Height Note: This procedure sets the absolute height of the PRL rings relative to the inspection surface.
Page 163 Video Window toolbar to select the Circle Finder. Then verify that the optics are focused and the reference target is centered in the field of view. If necessary, focus the optics and center the target. Note: After focusing the optics and centering the reference target, do not move the reference target or worktable for any reason.
Page 164 C h a p t e r 8 S e r v i c e A d j u s t m e n t s 19. Use the Position slider to drive the PRL to its lower limit. 20. Place a 1/8-inch thick plate (or 3 1/2-inch floppy disk) on the stage glass, below the optics.
Page 165: Setting Up The Prl Lights
Video Window toolbar to select the Circle Finder. Then verify that the optics are focused and the reference target is centered in the field of view. If necessary, focus the optics and center the target. Note: After focusing the optics and centering the reference target, do not move the reference target or worktable for any reason.
Page 166 C h a p t e r 8 S e r v i c e A d j u s t m e n t s 12. Manually drive the PRL down, so a 3 1/2-inch disk fits between the optical block and the top of the inner PRL ring housing (see Figure 8-23).
Page 167 S e r v i c e A d j u s t m e n t s C h a p t e r 8 14. Click Individual and turn on (about half way) one of the LED arrays (any color) in the Top quadrant (see Figure 8-24).
Page 168 C h a p t e r 8 S e r v i c e A d j u s t m e n t s 17. After finding the PRL’s “sweet spot,” rotate the PRL motor assembly to re- tighten the drive belt.
Page 169: Checking The Prl Light Setup With The Light Test Part Program
If necessary, focus the optics and center the target Lower the PRL to its lower limit. The mirrors should be 1/8-inch above the stage glass (the thickness of a 3 1/2-inch disk).
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Page 171: Parts Repair & Replacement
Parts Repair & Replacement C h a p t e r What This Chapter Contains This chapter describes how to replace the Benchmark 450 imaging, transport, and electrical components. Contact your local Sales or Service Representative for part ordering information.
Page 172: Repairing & Replacing Parts On Your System
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Repairing & Replacing Parts on Your System The following is a list of user-serviceable parts. Contact the Customer Support HelpDesk (see Where to Get Help on page 4) for the latest part revisions.
Page 173 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Parts to Replace Part No. Where to Find Procedure Scale Reader Head, 036797 Replacing the Y-Axis Scale Reader...
Page 174: Removing The Benchmark 450 Covers
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Removing the Benchmark 450 Covers This section describes how to remove the following: •...
Page 175: Removing The Rear Bridge Cover
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.3.2 Removing the Rear Bridge Cover Shut down the system and disconnect the power cord from the power source. If you want to open the rear bridge cover without removing it, loosen the two rear bridge cover screws with a Phillips-head screwdriver and swing the cover will swing down, toward you.
Page 176: Removing The Lower Bridge Cover
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.3.3 Removing the Lower Bridge Cover Shut down the system and disconnect the power cord from the power source. While supporting the lower bridge cover, use a 7/64-inch Allen wrench to remove the eight screws (set of four on each side of the bridge) that secure the lower bridge cover to the machine.
Page 177: Removing The Electronics Enclosure Panel
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.3.4 Removing the Electronics Enclosure Panel Shut down the system and disconnect the power cord from the power source. Use a Phillips-head screwdriver to loosen (do not remove) the screws around the perimeter of the electronics enclosure panel.
Page 178: Replacing The Magnification Lens
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Replacing the Magnification Lens Use the joystick to lower the optical assembly so the magnification lens is easily accessible.
Page 179: Replacing The High & Low Mag Cameras
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Replacing the High & Low Mag Cameras Tools Required Part No.
Page 180 120. 16. Re-install the front cover. Note: The Benchmark 450 system comes standard with 1/2" format Low Mag and High Mag cameras. A 2/3" format Low Mag camera is available as an option. P a g e 1 6 8...
Page 181: Replacing The Programmable Ring Light (Prl)
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Replacing the Programmable Ring Light (PRL) (If Equipped) Tools Required Part No.
Page 182 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Disconnect all of the cables from the PRL assembly. If necessary, label the connectors to aid in re-installation.
Page 183: Replacing The Accucentric Assembly
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Replacing the AccuCentric Assembly (If Equipped) Tools Required Part No. Set of Metric Allen wrenches Wire cutters Cable ties...
Page 184 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Follow the AccuCentric cable to the Dual Mag Optics PCBA and disconnect the cable from connector J615, cutting the cable ties to free the cable.
Page 185: Replacing The Scale Reader Heads
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Replacing the Scale Reader Heads This section outlines how to replace the following: •...
Page 186: Replacing The X-Axis Scale Reader Head
Shut down the system and disconnect the power cord from the power source. Remove the front cover, Z-axis cover, and the lower bridge cover — see Removing the Benchmark 450 Covers on page 162. Open the rear bridge cover and disconnect the X-axis scale reader head cable from the extension cable (see Figure 9-9).
Page 187 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Use a 2.5 mm Allen wrench to remove the cable clamps on the left side of the Z-axis assembly (see Figure 9-10).
Page 188 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Using a 2 mm Allen wrench, remove the mounting bracket from the old scale reader head and install it onto the replacement scale reader head.
Page 189 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 16. Re-install the covers removed in Step 2. 17. Re-connect the power cord, power up the system, and verify proper system operation.
Page 190: Replacing The Y-Axis Scale Reader Head
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.8.2 Replacing the Y-Axis Scale Reader Head Tools Required Part No.
Page 191 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Remove the stage glass. Remove the underlight tray cover. Manually position the worktable so the Y-axis reader head can be accessed through the opening in the substage plate.
Page 192 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 11. Discard the defective reader head. 12. Feed the new reader head cable through the through the access hole in the granite and into the electronics enclosure.
Page 193: Replacing The Z-Axis Glass Scale And Reader Head
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.8.3 Replacing the Z-Axis Glass Scale and Reader Head Tools Required Part No.
Page 194 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Remove the reader head cable from the cable track and free the cable by cutting the cable-ties.
Page 195 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 10. Use a small flat-head screwdriver to remove and discard the shipping screw (see Figure 9-15).
Page 196: Replacing The Motors
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Replacing the Motors This section outlines how to replace the following: •...
Page 197: Replacing The X-Axis Motor
Shut down the system and disconnect the power cord from the power source. Remove the lower bridge cover and the rear bridge cover — see Removing the Benchmark 450 Covers on page 162. Unplug the two X-axis motor cables. Both cables are clearly labeled.
Page 198 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Remove the old X-axis motor from the bridge assembly. Use a 2 mm Allen wrench to loosen the two motor pulley set screws.
Page 199: Replacing The Y-Axis Motor
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.9.2 Replacing the Y-Axis Motor Tools Required Part No. Set of Metric Allen wrenches Set of English Allen wrenches Shut down the system and disconnect the power cord from the power source.
Page 200 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Use a 7/64-inch Allen wrench to loosen (do not remove) the motor mounting screws, which releases the tension on the Y-axis drive belt.
Page 201 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 11. Connect the motor and encoder cables. 12. Feed the motor and encoder cables into the base of the machine and loosely mount the motor using the mounting hardware removed in Step 7.
Page 202: Replacing The Z-Axis Motor
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.9.3 Replacing the Z-Axis Motor Tools Required Part No. Set of Metric Allen wrenches Set of English Allen wrenches Small, flat-head screwdriver...
Page 203 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Free the Z-axis motor cables by cutting the necessary cable-ties. Use a 3 mm Allen wrench to remove the five screws that secure the Z-axis cover bracket to the machine (see Figure 9-20).
Page 204 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Use a 7/64-inch Allen wrench to loosen (do not remove) the motor mounting screws, which releases the tension on the drive belt.
Page 205 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 13. Use a 7/64-inch Allen wrench to remove the four screws that secure the motor to the mounting bracket.
Page 206: Replacing The Main Power Fuse(S)
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.10 Replacing the Main Power Fuse(s) The main power fuse(s) is located in the fuse holder that is part of the On/Off switch and power cord receptacle assembly (see Figure 9-22).
Page 207: Replacing The Pcbas
Axis PCBA Figure 9-23 Location of Benchmark 450 PCBAs in Electronics Enclosure (Rear Panel Removed) Note: The Dual Mag Optics PCBA is located behind the optics plate. S e r v i c e M a n u a l...
Page 208: 9.11.1 Replacing The Dsp Multi Axis Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.1 Replacing the DSP Multi Axis PCBA Tools Required Part No.
Page 209 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 If there are any daughter boards mounted on the DSP Multi Axis PCBA, remove them before continuing.
Page 210: 9.11.2 Replacing The Z Brake Control Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.2 Replacing the Z Brake Control PCBA Tools Required Part No.
Page 211 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Disconnect all of the cables from the Z Brake Control PCBA. If necessary, label the connectors to aid in re-assembly.
Page 212: 9.11.3 Replacing The Led Driver Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.3 Replacing the LED Driver PCBA Tools Required Part No. Phillips-head screwdriver Plastic, anti-static bag Shut down the system and disconnect the power cord from the power source.
Page 213 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Remove the Z Brake Control PCBA; see Replacing the Z Brake Control PCBA on page 198.
Page 214: 9.11.4 Replacing The Dual Mag Optics Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.4 Replacing the Dual Mag Optics PCBA Tools Required Part No.
Page 215 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Disconnect all cables from the Dual Mag Optics PCBA. If necessary, label the connectors to aid in re-assembly.
Page 216: Replacing The Universal Multisensor Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.5 Replacing the Universal Multisensor PCBA (If Equipped) Tools Required Part No.
Page 217 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Disconnect all cables from the Universal Multi-Sensor PCBA. If necessary, label the connectors to aid in re-assembly.
Page 218: Replacing The Micro Theta Control Pcba
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.11.6 Replacing the Micro Theta Control PCBA (If Equipped) Tools Required Part No.
Page 219 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 If the system is equipped with the Universal Multi-Sensor PCBA, remove it before continuing —...
Page 220: Replacing The Power Supplies
ATX Power Supply Figure 9-30 Location of Benchmark 450 Power Supplies P a g e 2 0 8 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9...
Page 221: 9.12.1 Replacing The 24 Volt Power Supply
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.12.1 Replacing the 24 Volt Power Supply Tools Required Part No.
Page 222 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Trace the 24V power supply cables to the various power supply connectors and free the cables by cutting the cable-ties.
Page 223 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Replace the old 24V power supply with the replacement power supply. Use the mounting hardware removed in Step 5 to secure the mounting plate (and attached power supply) to the electronics enclosure.
Page 224: 9.12.2 Replacing The 48 Volt Power Supply
C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t 9.12.2 Replacing the 48 Volt Power Supply Tools Required Part No.
Page 225 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 Trace the 48V power supply cables to the various power supply connectors and free the cables by cutting the cable-ties.
Page 226 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Use the mounting screws removed in Step 5 to secure the power supply mounting plate (and attached power supply) to the electronics enclosure.
Page 227: 9.12.3 Replacing The Atx Power Supply
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.12.3 Replacing the ATX Power Supply Tools Required Part No. Phillips-head screwdriver 4 mm socket wrench Ribbon cable clips (2)
Page 228 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Trace the ATX power supply cables to the various power supply connectors and free the cables by cutting the cable-ties.
Page 229 P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 10. Attach two new ribbon cable clamps to the replacement power supply. Use the old power supply for reference.
Page 230: Replacing The Fans
P a r t s R e p a i r & R e p l a c e m e n t 9.13 Replacing the Fans The Benchmark 450 system has two main fan assemblies: • An exhaust fan is mounted to the left interior wall of the electronics enclosure.
Page 231: 9.13.1 Replacing The Exhaust Fan
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.13.1 Replacing the Exhaust Fan Tools Required Part No. Phillips-head screwdriver Adjustable crescent wrench Shut down the system and disconnect the power cord from the power source.
Page 232 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Unplug the fan power connector from the exhaust fan. While supporting the fan, use a Phillips-head screwdriver and an adjustable crescent wrench to remove the fan mounting screws, hex nuts, and metal finger guard (see Figure 9-39).
Page 233: 9.13.2 Replacing The Intake Fan
P a r t s R e p a i r & R e p l a c e m e n t C h a p t e r 9 9.13.2 Replacing the Intake Fan Tools Required Part No. Phillips-head screwdriver Flat-head screwdriver Adjustable crescent wrench...
Page 234 C h a p t e r 9 P a r t s R e p a i r & R e p l a c e m e n t Unplug the fan power connector from the exhaust fan. Use a flat-head screwdriver (or similar tool) to remove the filter retainer and foam filter from the plastic finger guard on the outside of the electronics enclosure (see Figure 9-41).
Page 235: Avms System Certification & Verification 7.02
System Verification This appendix is intended to help you perform an accurate X-, Y-, and Z-axis certification and/or verification of the Benchmark 450 system. It outlines the equipment required and the steps necessary to properly complete an accurate system certification and/or system verification using the VMS certification software.
Page 236: Handling & Cleaning Grid Plates, Scales, & Lenses
C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Handling &...
Page 237 1-inch block and a 2-inch block together. After letting them “soak” back (or return) to ambient temperature, compare the setup to a 3-inch block with a system using a field of view (FOV) of ~1.5mm and a grid.
Page 238: System Certification
C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 System Certification The XY Certify procedure detects measurement error and stores it in a table to be used for correction.
Page 239: Certification Setup
V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A A.5.1 Certification Setup If necessary, install the VMS Cert &...
Page 240 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Click OK in response to the prompt.
Page 241 Note: If you want to measure the entire plate before repeating a row, select the Inspect entire plate before repeating row or column checkbox. 14. [XY Certification ONLY] Click the Nominal Files tab and do the following: Click the View style radio button. • •...
Page 242 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 17.
Page 243: Xy Certification
V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A A.5.2 XY Certification Perform the Certification Setup procedure on page 227.
Page 244 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Wait for the stages to stop moving and observe the Ready/Not-Zeroed status display switch to Ready.
Page 245 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A Adjust the coaxial light intensity so you can image and focus the 0/0 intersection at the center of the XY grid plate.
Page 246 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 12.
Page 247: Z Certification
V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A A.5.3 Z Certification Note: Although you can use a Z-axis step gage or a Z-axis gage block fixture and...
Page 248 X and Y directions • the step gage is secure on the worktable and will not move during the certification process TOP VIEW Front of Worktable Figure A-2 Mounting the Step Gage on the Worktable P a g e 2 3 6...
Page 249 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 10.
Page 250 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Repeat Steps 10a through 10f.
Page 251 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 12.
Page 252 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 17.
Page 253 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A A.5.3.2 Z Certification with Gage Blocks Note: The use of gage blocks requires you to place and remove blocks from a base block that is permanently mounted in a fixture.
Page 254 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Wait for the VMS software to launch and then click Continue in the Certification Program instruction window.
Page 255 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 13.
Page 256 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 20.
Page 257: System Verification
V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A System Verification For the specifications tested in the XY Verify procedure, the same measurement sequence described in the certification process (see...
Page 258: Verification Setup
C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 A.6.1 Verification Setup If necessary, install the VMS Cert &...
Page 259 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A Click OK in response to the prompt.
Page 260 Note: If you want to measure the entire plate before repeating a row, select the Inspect entire plate before repeating row or column checkbox. 14. [XY Verification ONLY] Click the Nominal Files tab and do the following: Click the View style radio button. • •...
Page 261 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 17.
Page 262: Xy Verification
C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 A.6.2 XY Verification Caution: Data file XYVER.DAT is created automatically at the end of the XY...
Page 263 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A Caution: You may receive the following message: The lens used by this program is not mounted.
Page 264 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Align the plate so it is parallel to the X travel, assuring full travel and good focus in both X and Y directions;...
Page 265 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 13.
Page 266: Z Verification
C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 A.6.3 Z Verification Caution: Data file ZVER.DAT is created automatically at the end of the Z...
Page 267 • the step gage is secure on the worktable and will not move during the verification process TOP VIEW Front of Worktable Figure A-6 Mounting the Step Gage on the Worktable S e r v i c e M a n u a l...
Page 268 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Note: If you are performing this procedure immediately after the Z Certification procedure and the step gage has not been moved, you can skip the next step because the step gage should still be level.
Page 269 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A ➋...
Page 270 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 Caution: As the program loads, a number of screens may appear and then disappear.
Page 271 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 16.
Page 272 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 A.6.3.2 Z Verification with Gage Blocks Note: The use of gage blocks requires you to place and remove blocks from the base block that is permanently mounted in a fixture.
Page 273 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A Temporarily secure the Z-axis fixture to the worktable.
Page 274 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 11.
Page 275 V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 C h a p t e r A 18.
Page 276 C h a p t e r A V M S S y s t e m C e r t i f i c a t i o n & Ve r i f i c a t i o n 7 . 0 2 This page has been left intentionally blank.
Page 277: Ttl Laser Calibration
TTL Laser Calibration A p p e n d i x What This Appendix Contains This appendix covers the following: • TTL Laser Alignment • TTL Laser Calibration • TTL Laser Verification Tools Required Part No. 2.5X, 5X or 10X magnification lens 638940, 638941, 638942 Set of Metric Allen wrenches Gage block...
Page 278: Ttl Laser Alignment
C h a p t e r B T T L L a s e r C a l i b r a t i o n TTL Laser Alignment Launch the VMS software. Click Zero Stage in the Stage and Lights window to zero the stages. Install the lens (i.e., the 2.5X, 5X, or 10X lens) you want to use with the laser.
Page 279 Select Setup / Laser Probes => New Probe in the VMS main menu to display the Laser Probe Calibration window (see Figure B-2). Note: If the currently installed lens (for example, “View 5X”) is already listed in the Setup / Laser Probes menu, select it and click Delete Entry in the Laser Probe Calibration window to delete the laser probe calibration data for the lens.
Page 280 C h a p t e r B T T L L a s e r C a l i b r a t i o n 10. Click in the Video Window toolbar to display the Laser Scan window. If the Basic Laser Scan Parameters window (see Figure B-3) is displayed, click Advanced to display the Advanced Laser Scan Parameters window (see Figure B-4).
Page 281 T T L L a s e r C a l i b r a t i o n C h a p t e r B 11. Click Diagnostics to display the Laser Input (laser diagnostics) window (see Figure B-5). Figure B-5 Laser Input Window (Laser Diagnostics) 12.
Page 282 C h a p t e r B T T L L a s e r C a l i b r a t i o n 13. Adjust the coaxial light intensity to 0% and observe the position of the laser spot.
Page 283 T T L L a s e r C a l i b r a t i o n C h a p t e r B 14. Use a 2.5 mm Allen wrench to loosen the laser pull screws (see Figure B-7) one full turn.
Page 284 C h a p t e r B T T L L a s e r C a l i b r a t i o n 17. Click in the Video Window toolbar. 18. Use the joystick to raise and lower the Z-axis transport while observing the laser spot displayed in the Video window.
Page 285 T T L L a s e r C a l i b r a t i o n C h a p t e r B Caution: Do not perform the following adjustment steps until you have determined that an adjustment is necessary. Warning: To avoid exposure to Class 3R laser radiation, do not fully loosen or remove the laser alignment plate mounting screws (see Figure B-9), which secure the laser assembly to the optical assembly.
Page 286 C h a p t e r B T T L L a s e r C a l i b r a t i o n 20. Use the joystick to raise the Z-axis transport so the laser spot appears on the right side of the Video window.
Page 287 T T L L a s e r C a l i b r a t i o n C h a p t e r B 23. Use the following reference target to check the laser to optics offset. Photocopy the target and secure the copy to the stage glass.
Page 288 C h a p t e r B T T L L a s e r C a l i b r a t i o n Caution: Do not perform the following adjustment steps until you have determined that an adjustment is necessary. Warning: To avoid exposure to Class 3R laser radiation, do not fully loosen or remove the laser alignment plate mounting screws (see Figure B-9), which secure the laser assembly to the optical assembly.
Page 289 T T L L a s e r C a l i b r a t i o n C h a p t e r B 31. Focus the optics on the surface of the gage block. If the system is equipped with the optional grid projector, perform a grid focus on the surface of the gage block.
Page 290: Ttl Laser Calibration
C h a p t e r B T T L L a s e r C a l i b r a t i o n TTL Laser Calibration Launch the VMS software. Zero the stages by clicking Zero Stage in the Stage and Lights window. Install the lens you want to use with the laser and apply its calibration values from the Lens Calibrations window (see Figure B-1 on page 266).
Page 291 T T L L a s e r C a l i b r a t i o n C h a p t e r B If necessary, edit the fields to match those shown in Figure B-14. Click Start Calibration to begin the laser calibration. If everything is set up properly, the program runs with no errors and iterates a calibrated resolution using the resolution value specified in the Laser Probe Calibration window for the installed lens.
Page 292: Ttl Laser Verification
C h a p t e r B T T L L a s e r C a l i b r a t i o n TTL Laser Verification Launch the VMS software. Click Zero Stage in the Stage and Lights window to zero the stages. Install the magnification lens that was used during laser calibration.
Page 293: Accessing Vms Parameters
Accessing VMS Parameters C h a p t e r What This Appendix Contains This appendix describes how to view the VMS parameters; it does not describe how to change parameters. Contact the Customer Support HelpDesk for information about changing parameters.
Page 294: Accessing Basic Parameters
C h a p t e r C A c c e s s i n g V M S P a r a m e t e r s Accessing Basic Parameters Launch the VMS software. Select Setup / Options => System in the VMS main menu. The system displays a window that shows the system configuration parameters.
Page 295: Accessing Advanced Parameters
The system saves the currently loaded parameters to the text file, DSPPARAMS.TXT. This file is located in the C:\PROGRAM FILES\VMS\EEPARAMS directory. Open DSPPARAMS.TXT to view all of the current system parameters. Caution: Do not make any changes to the DSPPARAMS.TXT file without consulting the Customer Support HelpDesk (see Where to Get Help on page 4).
Page 296: Loading Parameters
C h a p t e r C A c c e s s i n g V M S P a r a m e t e r s Loading Parameters Use Windows Explorer to navigate to the following directory: C:\PROGRAM FILES\VMS\EEPARAMS If necessary, overwrite the DSPPARAMS.TXT file already in the EEPARAMS directory with a new DSPPARAMS.TXT file.
Page 297: Software Installation
Software Installation C h a p t e r What This Appendix Contains This appendix covers the following: • VMS Software Installation • Elements Software Installation S e r v i c e M a n u a l 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 P a g e 2 8 5...
Page 298: Vms Software Installation
C h a p t e r D S o f t w a r e I n s t a l l a t i o n VMS Software Installation Note: In addition to a VMS software CD, you will need an options disk for the system in order to install the VMS software.
Page 299 S o f t w a r e I n s t a l l a t i o n C h a p t e r D Click Yes. The system searches for installed VMS software components and existing VMS software directories.
Page 300 C h a p t e r D S o f t w a r e I n s t a l l a t i o n The following appears: Select the VMS program files + sample programs and the Driver Updates checkboxes.
Page 301 Select the Restart the system checkbox and click Finish to complete the setup program. Note: If you want to view the VMS software release notes, select the Read the VMS version 7.XX release notes checkbox before clicking Finish. Remove the software CD and options disk from their respective drives and store them in a secure place.
Page 302 C h a p t e r D S o f t w a r e I n s t a l l a t i o n When you initially launch the VMS software, the following window appears. Click OK to close the window and access the VMS software. P a g e 2 9 0 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 B e n c h m a r k 4 5 0...
Page 303: Elements Software Installation
S o f t w a r e I n s t a l l a t i o n C h a p t e r D Elements Software Installation Caution: We strongly recommend that you close all Windows programs before installing the Elements software.
Page 304 C h a p t e r D S o f t w a r e I n s t a l l a t i o n Read the license agreement and click Yes to install the software. The system starts copying the necessary files and displays the following when finished: Click Finish to complete the installation.
Page 305 S o f t w a r e I n s t a l l a t i o n C h a p t e r D When you initially launch the Elements software, the system displays a prompt to enter a valid site key in order to use the software.
Page 306 C h a p t e r D S o f t w a r e I n s t a l l a t i o n This page has been left intentionally blank. P a g e 2 9 4 7 9 9 0 1 4 , R e v i s i o n B , 0 9 / 0 9 B e n c h m a r k 4 5 0...
Page 307: Index
Index Numerics Codes, error Components 24V power supply replacement camera/lens 48V power supply replacement optics user interface Condensation AccuCentric assembly CPU, troubleshooting alignment replacement ATX power supply replacement Description, system Diagnostic LEDs DSP Multi Axis PCBA Backlight Dual Mag Optics PCBA LED Driver PCBA Z Brake Control PCBA Calibrating the TTL laser...
Page 308 I n d e x Exhaust fan replacement Laser calibration Fan replacement verification exhaust fan Layout intake fan LED Driver PCBA Flag adjustment diagnostic LEDs Flat panel display, troubleshooting replacement Front Cover LED DS7 LED grid projector LED reticle alignment Gage blocks LEDs Gage blocks, wringing...
Page 309 Index Ronchi grid assembly Ronchi grid rotation adjustment Par-center adjustment Rotation adjustment Parfocal adjustment Parts replacement PCBA, replacement Safety guidelines DSP Multi Axis PCBA Scale reader heads, replacement Dual Mag Optics PCBA X-axis LED Driver PCBA Y-axis Micro Theta Control PCBA Z-axis Universal Multi-Sensor PCBA Scales, handling &...
Page 310 I n d e x XY verification XYNOM.CRT Temperature XYVER.DAT Test points DSP Multi Axis PCBA Dual Mag Optics PCBA Y-axis guide rails, cleaning and lubricating LED Driver PCBA Y-axis motion Z Brake Control PCBA Y-axis motor replacement Toplight Y-axis scale reader head, replacement Troubleshooting communications illumination...

View Benchmark 450 Service Manual

Important System Labels

1 About this Manual

2 General Description

3 Safety Information

4 Installation

5 Principles of Operation & Interconnections

6 Preventive Maintenance

7 Troubleshooting

8 Service Adjustments

9 Parts Repair & Replacement

AVMS System Certification & Verification 7.02

TTL Laser Calibration

Accessing VMS Parameters

Software Installation

Index

Quick Links

Troubleshooting

Need help?

Questions and answers

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Summary of Contents for View Benchmark 450