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DEC VT1000 Service Manual

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VT1000 / VT1200
and DECimage 1200
Service Guide
Order Number EK–V1000–SV.002
Digital Equipment Corporation

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Summary of Contents for DEC VT1000

  • Page 1 VT1000 / VT1200 and DECimage 1200 Service Guide Order Number EK–V1000–SV.002 Digital Equipment Corporation...
  • Page 2 All Rights Reserved. Printed in U.S.A. The following are trademarks of Digital Equipment Corporation: DEC, DECimage 1200, DECnet, DECterm, DECwindows, ThinWire, ULTRIX, VAX, VMS, VR150, VT, VT1000, VT1200, and the DIGITAL logo. UNIX is a trademark of American Telephone and Telegraph Company.

  • Page 3: Table Of Contents

    Contents About This Guide Overview of the Terminal The Video Terminal’s Components ..... 1.1.1 System Box ........1.1.2 Monitor .
  • Page 4 Cover ......... . . RAM Controller Board (VT1000 / VT1200 Only) ..
  • Page 5 Contents v Recommended Spares List Figures 2–1 Terminal Manager Window ......3–1 Terminal Troubleshooting Flowchart ....Tables 2–1 Level 0 Tests .

  • Page 7: About This Guide

    About This Guide This guide describes how to service the VT1000 video terminal, the VT1200 video terminal, and the DECimage 1200 video terminal. The guide uses the generic term terminal when describing information common to all three products. Audience The guide is for Digital’s Customer Services Engineers and qualified self-maintenance customers.
  • Page 8 Conventions The following conventions are used in this guide: Convention Meaning terminal Refers to the VT1000 terminal, the VT1200 terminal, and the DECimage 1200 terminal. mouse Refers to any pointing device, such as a mouse, a puck, or a stylus.

  • Page 9: Overview Of The Terminal

    Overview of the Terminal This chapter provides an overview of the terminal’s hardware and connectors, operating features, and site requirements. You can use the terminal to: • Connect to an Ethernet network through the terminal’s ThinWire port. • Connect directly to a computer through one of the terminal’s two serial ports, like a traditional terminal.

  • Page 10: The Video Terminal's Components

    VR150, VR262, VR315, VR319, or VRE01 electroluminescent (EL) flat panel System board LED Red LED, visible through the ventilation slots on the side of the system box Terminal logo VT1000, VT1200, or DECimage 1200 Mouse — Keyboard LK400 series Keyboard LEDs...

  • Page 11: System Box

    A cover panel attaches to the rear of the system box to conceal the connectors and cables. VT1000 and VT1200 System Box FRUs The system box contains the following field replaceable units (FRUs). Part numbers follow each FRU. Appendix B lists all part numbers.
  • Page 12 4 Overview of the Terminal DECimage 1200 System Box FRUs The DECimage 1200 system box contains the following field replaceable units (FRUs). Part numbers follow each FRU. Appendix B lists all part numbers. M A - 0 5 1 0 - 9 0 . D G 54-19783-01 System logic board SIMM card (installed on the other side of the...
  • Page 13 Overview of the Terminal 5 Memory The terminal has a memory capacity of 4 megabytes. The base system has 2 megabytes of RAM memory—1 megabyte of RAM on the system logic board and a 1-megabyte SIMM card on the controller board (a RAM controller board or image board).

  • Page 14: Monitor

    6 Overview of the Terminal 1.1.2 Monitor The terminal uses either a monochrome monitor (VR150, VR262, VR315, or VR319) or a VRE01 EL flat-panel display. For more information, see the service guide for each unit (Appendix B). Monitor Selection Switch Before power-up, make sure the monitor selection switch on the rear of the system box is set to match the monitor.

  • Page 15: Keyboard

    Overview of the Terminal 7 1.1.3 Keyboard The terminal uses the LK400 series keyboard. It has four groups of keys, two LED indicators, and two audible indicators—a keyclick and bell. The LK401-XX is the standard version, and the LK402-XX is the word processing version.

  • Page 16: Customizing The Terminal

    8 Overview of the Terminal The transmission control protocol/Internet For ULTRIX and UNIX systems: protocol (TCP/IP) is the communication protocol. The terminal can use the TCP/IP TELNET or LAT communication protocols to make video terminal connections to UNIX and ULTRIX-based host systems in a wide-area network.
  • Page 17 Overview of the Terminal 9 ThinWire Lets the terminal operate with X window applications and connector multiple video terminal (VTE) sessions, using either the LAT or TCP/IP network protocol. You must use the ThinWire connector to operate with X window or DECwindows software. Serial Lets the terminal connect to a single host or terminal server as a line...

  • Page 18: Testing

    Testing This chapter describes how to: • Run the terminal’s built-in self-tests and menu-driven diagnostic tests. • Display video alignment patterns on the monitor. • Run remote diagnostic tests on the terminal over the network. • Test the LAT. • Test TELNET and network hardware on UNIX and ULTRIX systems.

  • Page 19: Successful Power-Up Self-Tests

    Testing 11 If a test finds an error: 1. Record the error code. 2. Find the error code and suggested solution in Table 3–1. 3. Repeat the tests in this chapter to ensure the terminal operates correctly. The terminal will not service any interrupts or commands, except as necessary to perform testing.

  • Page 20: Terminal Manager Window

    12 Testing • The system logic board LED turns off. • The pie graph is replaced by the Terminal Manager window (Figure 2–1). The Terminal Manager title bar displayed on your terminal indicates the software version running. • The diagnostic summary box in the window contains the message: All Diagnostics Passed MA−0813−90.RAGS Figure 2–1...

  • Page 21: Level 1 Tests

    Testing 13 Table 2–2 lists the 15 level 1 tests. Table 2–2 Level 1 Tests Video RAM test DUART1 timer test Video test Keyboard port test NVR checksum test Mouse port test Ethernet address ROM test DUART2 timer test Option RAM test (if present) Ethernet port (LANCE) test Host port test Mouse test...

  • Page 22: Menu-Driven Diagnostic Tests

    14 Testing 2.1.2 Menu-Driven Diagnostic Tests Menu-driven diagnostic self-tests let you test each device again after the power-up self-tests are complete. You can test devices individually, a few at a time, or all together in sequence. Use menu-driven diagnostics to: •...
  • Page 23 Testing 15 6 - P i n L o o p b a c k C o n n e c t o r Et h e rn e t T-C o nn e c t o r w it h Te rmin a t ors F r o m P i n P i n...
  • Page 24 16 Testing Session Quit Secure Reset Diagnostics... Screen of H’s Circle Cross - Hatch All White M A - 0 7 6 2 - 9 0 . D G NOTE If the user has chosen the left-handed settings for the mouse, MB1 is the button on the right.
  • Page 25 Testing 17 NOTE The Image Hardware Test is only listed in the dialog box for a DECimage 1200 terminal. MA−0512−90.RAGS...
  • Page 26 18 Testing 8. From the Diagnostics dialog box, choose the devices to test. Table 2–3 describes all the choices. To run . . . Do this . . . One or more individual tests Move the pointer to the button next to the desired test.

  • Page 27: Diagnostics Dialog Box Buttons

    Testing 19 3. Repeat the tests in this chapter to ensure the terminal operates correctly. Table 2–3 Diagnostics Dialog Box Buttons Button Function ROM Checksum Test Verifies the checksum of the program ROM. NVR Checksum Test Verifies the checksum of the NVR. Ethernet Address ROM Test Verifies the format and checksum of the Ethernet address ROM.

  • Page 28: Displaying Video Alignment Patterns

    20 Testing Table 2–3 (Cont.) Diagnostics Dialog Box Buttons Button Function Mouse Port Test Verifies the internal data paths of the mouse UART by using its local loopback mode. If you also choose the external loopback test, this test checks the driver and receiver hardware as well. Perform External Loopback Allows diagnostics to run external loopback tests on Port Tests...

  • Page 29: Running Remote Diagnostic Tests Over The Network (Vms Systems)

    Testing 21 4. Click and hold the left mouse button, known as mouse button 1 (MB1). The Session pull-down menu appears. NOTE If the user has chosen the left-handed settings for the mouse, MB1 is the button on the right. 5.

  • Page 30: Ncp Testing

    When you successfully connect to the terminal, the following message appears: Console connected (press CTRL/D when finished) 3. Press the key to display the following prompt: Return DWT>>> DWT stands for DECwindows terminal (VT1000, VT1200, or DECimage 1200). 4. Enter HELP to display the commands available.

  • Page 31: Ncp Tests

    Testing 23 DWT>>>HELP DECwindows Terminal Remote Console Commands available: --------------------------------------------------------------------- INIT Initialize the system. SHOW Show the terminal’s system configuration. TEST <P1> [<P2> <P3>] Execute test(s) p1 through p2. Mode bits are specified by p3. HELP Type this help text. 5.

  • Page 32: P3 Values To Specify Mode Bits

    24 Testing Table 2–5 P3 Values to Specify Mode Bits Position P3 Value Description External loopback: host port. External loopback: printer port. External loopback: mouse port. LANCE loopback: Ethernet port. Test all baud rates. Do not exercise modem control signals. Examples NOTE NCP may time out while waiting for the terminal to perform self-...
  • Page 33 Testing 25 If the test is successful: The terminal displays an OK message. Testing... DWT>>> If an error occurs: The application displays an error message. To troubleshoot the error: 1. Record the error code. 2. Find the error code and suggested solution in Table 3–1. 3.

  • Page 34: Lansa Testing

    26 Testing To exit NCP: Enter the following command: DWT>>> Ctrl 2.2.2 LANSA Testing To run remote diagnostics on the terminal using the local area network service application (LANSA): • Enable LANSA. • Use the LANSA menus to select and run the tests. NOTE Before running LANSA, make sure it is available and supported on your system.
  • Page 35 Testing 27 CHOICE: 3 Enter Password Next screen Select privileged function for Mamal 1. invoke test 2. show configuration 3. remote console 4. boot 5. exit CHOICE: 1 Next screen Available privileged tests for Mamal 1. T 0 ROM checksum test 2.
  • Page 36 28 Testing If an error occurs: The application displays the error message. To troubleshoot the error: 1. Record the error code. 2. Find the error code and suggested solution in Table 3–1. 3. Repeat the tests in this chapter to ensure the terminal operates correctly.

  • Page 37: Testing The Lat

    Testing 29 2.3 Testing the LAT The LATCP utility allows you to control and obtain information from the LAT port driver (LTDRIVER). Using the LATCP, you can do the following: • Start and stop the LAT port driver. • Specify configuration characteristics for your service node and its services.

  • Page 38: Testing On Ultrix And Unix Systems

    30 Testing LCP> SHOW PORT Local Port Name = LTA1: (interactive) Specified Remote Service Name = TRACKS Actual Remote Node Name = LAT_08002B12D6FD Link Name = LAT$LINK Local Port Name = LTA6: (interactive) Specified Remote Service Name = TRACKS Actual Remote Node Name = LAT_08002B11D26E Link Name = LAT$LINK Local Port Name = LTA7: (interactive)
  • Page 39 Testing 31 • If you enter VT0STATS, a VTE window displays the following information: TCP STATS: 0 connections initiated 1 connections accepted 1 connections established 0 connections dropped 0 embryonic connections dropped 0 conn. closed (includes drops) 3 segs where we tried to get rtt 2 times we succeeded 1 delayed acks sent 0 conn.
  • Page 40 32 Testing IP STATS: 16000 total packets received 0 bad header checksums 0 smaller than minimum size 0 data size < data length 0 header length < data size 0 data length < header length 0 fragments received 0 fragments dropped (dup or out of space) 0 fragments dropped after timeout 0 packets forwarded 15797 packets not forwardable...

  • Page 41: Using Ping

    Testing 33 Active Internet connections Proto Recv-Q Send-Q Local Address Foreign Address (state) 609860 xds8.dsg.dec.com.771 aguru.dsg.dec.com.1058 ESTABLISHED 60A460 0.0.0.0.771 0.0.0.0.0 LISTEN 60B060 0.0.0.0.6000 0.0.0.0.0 LISTEN SLEEPs: &selwait == 0x97EA0 name event awakened prio BFs 575610 Inetd 97EA0 MBUF statistics: 18/128 mbufs in use:...
  • Page 42 34 Testing Command syntax /etc/ping [ options ] host [ datasize [ npackets ]] Option Function Turn on the SO_DEBUG flag on the socket. Provide a long output that gives more statistical information. Bypass the normal routing tables and send directly to a host on an attached network.

  • Page 43: Troubleshooting

    You can identify the terminal’s hardware configuration by checking the firmware revision level. To identify this terminal ... Check the title bar in the ... VT1000 Terminal Manager’s window (Figure 2–1). VT1200 DECimage 1200 Customize Image dialog box (Section 5.6) from...

  • Page 44: Troubleshooting By Flowchart

    36 Troubleshooting 3.2 Troubleshooting by Flowchart Figure 3–1 is a flowchart to help you diagnose and troubleshoot the terminal’s operating problems. When you turn on the terminal: • The two keyboard LEDs blink only during keyboard testing or to report an error. •...

  • Page 45: Terminal Troubleshooting Flowchart

    Troubleshooting 37 Power cycle the monitor and system box. Does the message Does an Use Table 3-1 to troubleshoot "ALL DIAGNOSTICS error message appear with the error code. PASSED" appear? on the screen? Run menu-driven diagnostics with loopbacks installed. Is the Use Table 3-6 to troubleshoot monitor’s LED on? the monitor.

  • Page 46: Troubleshooting By Error Code

    38 Troubleshooting 3.3 Troubleshooting by Error Code If the terminal’s self-tests find an error, the terminal displays an error message on the screen and an LED error code on the keyboard LEDs and system logic board LED. Table 3–1 lists all error codes reported in screen error messages, keyboard LEDs, and the system logic board LED.

  • Page 47: Troubleshooting Error Code

    Troubleshooting 39 Table 3–1 (Cont.) Troubleshooting by Error Code Error Code Solution Replace the system logic board (4.6). Run the Mouse Port Test with external loopback, using the Diagnostics dialog box (2.1.2). If the same error occurs, replace the system logic board (4.6).

  • Page 48: Screen Error Messages

    40 Troubleshooting Table 3–2 (Cont.) Troubleshooting Error Code 13 Error Message Solution Optional RAM Simm 3 Error - 13 Replace SIMM card 3 (4.4). Turn the system box’s power switch on. If the same error occurs, replace the RAM controller board (4.2). LEVEL0 Errors Memory error overflow - 13 Replace the system logic board (4.6).

  • Page 49: Level 1 And Menu-Driven Screen Error Messages

    Troubleshooting 41 Table 3–3 (Cont.) Level 0 Screen Error Messages Screen Error Message LEVEL0 ERROR Display interrupt too fast error - 28 LEVEL0 ERROR Display interrupt too slow error - 28 LEVEL0 ERROR Extraneous Host Interface Interrupt Occurrence - 28 LEVEL0 ERROR Extraneous Interrupt 2 Occurrence - 28 LEVEL0 ERROR...

  • Page 50: Reading Led Error Codes

    42 Troubleshooting Table 3–4 (Cont.) Level 1 and Menu-Driven Screen Error Messages Screen Error Message Keyboard Port Error - 18 Mouse Port Error - 19 DUART Timer 2 - 21 VIDEO RAM Error - 22 Ethernet ROM Error - 23 Ethernet Port Error - 24 Video Error - 25 Mouse Error - 26...
  • Page 51 Troubleshooting 43 To interpret blinking LED error codes on the system logic board: The LED displays the two-digit decimal error code in the following pattern: First digit 2-second pause second digit 6-second pause Each digit is represented by the corresponding number of blinks: on for 0.5 seconds and off for 0.5 seconds.

  • Page 52: Troubleshooting General Problems

    44 Troubleshooting For example, if there is an optional memory error (error code 13), the keyboard LEDs display the error message as follows: Hold LED blinks one time 2-second pause lock LED blinks three times. Keyboard LEDs do not repeat the error code sequence. Error Code (13) Power−Up Hold...
  • Page 53 Troubleshooting 45 Table 3–6 (Cont.) Troubleshooting the Terminal Symptom Probable Cause Solution Problems at Power-Up The Terminal The terminal’s Check the cable connection on the Manager window ThinWire port rear of system box. appears, and cable is loose. the bell tone Group codes Enter the group codes (Chapter 5).
  • Page 54 46 Troubleshooting Table 3–6 (Cont.) Troubleshooting the Terminal Symptom Probable Cause Solution Problems at Power-Up The baud rate is Check the Transmit and Receive incorrect. speeds in the Customize Host Port or Customize Printer Port dialog boxes. System logic Replace the system logic board (4.6). board.
  • Page 55 Troubleshooting 47 Table 3–6 (Cont.) Troubleshooting the Terminal Symptom Probable Cause Solution Screen Display Problems Horizontal or Monitor. See the monitor’s service guide. vertical line appears on screen. Screen display Nearby devices Move the terminal away from the distorted or are creating electrical devices.
  • Page 56 48 Troubleshooting Table 3–6 (Cont.) Troubleshooting the Terminal Symptom Probable Cause Solution Screen Display Problems System logic Replace the system logic board (4.6). board. The screen (Hold) key Press to resume scrolling. display does not was pressed. scroll. The hold indicator is on.
  • Page 57 Troubleshooting 49 Table 3–6 (Cont.) Troubleshooting the Terminal Symptom Probable Cause Solution Image Problems (DECimage 1200) No image or a Image board error. Run the image hardware test (2.1.2). partial image is If the image hardware test fails, displayed. replace the image board (4.3). 3 Section numbers follow the solution.

  • Page 58: Removing And Replacing Frus

    Removing and Replacing FRUs This chapter shows you how to remove and replace the field replaceable units (FRUs) for the terminal. See Appendix B for the recommended spares lists. CAUTION Always use a static protection kit (PN 29-26246-00) when handling any internal components.

  • Page 59: Cover

    Removing and Replacing FRUs 51 4.1 Cover To remove the system box cover: 1. Turn the system box’s power switch off (O). | /O 2. Turn the monitor’s power switch off (O). | /O 3. Disconnect both power cords from the rear of the system box. 4.

  • Page 60: Ram Controller Board (Vt1000 / Vt1200 Only)

    52 Removing and Replacing FRUs 4.2 RAM Controller Board (VT1000 / VT1200 Only) CAUTION The image board and the SIMM cards can be damaged by electrostatic discharge. Handle the RAM board by its cover or strap. Avoid contact with any components or circuitry within the system box.

  • Page 61: Image Board (Decimage 1200 Only)

    Removing and Replacing FRUs 53 4.3 Image Board (DECimage 1200 Only) CAUTION The image board and the SIMM cards can be damaged by electrostatic discharge. Handle the image board by its cover or strap. Avoid contact with any components or circuitry within the system box.

  • Page 62: Simm Cards

    54 Removing and Replacing FRUs 4.4 SIMM Cards CAUTION SIMM cards can be damaged by electrostatic discharge. Handle the SIMM card by the side edges of the card. Avoid contact with the gold contact fingers on the card. To remove SIMM cards from the RAM controller board or the image board: 1.
  • Page 63 Removing and Replacing FRUs 55 Installing SIMM Cards To install SIMM card(s) on the RAM memory controller board or image board: 1. Remove the SIMM cards from the shipping bag and place them on top of the power supply’s metal cover. This prevents electrostatic damage. 2.

  • Page 64: Rom Board

    56 Removing and Replacing FRUs 4.5 ROM Board To remove the ROM board: CAUTION The ROM board can be damaged by electrostatic discharge. Handle the ROM board by its cover or strap. 1. Remove the system box cover (Section 4.1). 2.

  • Page 65: System Logic Board

    Removing and Replacing FRUs 57 4.6 System Logic Board Nonvolatile RAM (NVR) on the system logic board stores the user’s customized settings, including group codes, host name or IP address, font paths, and the terminal IP address. Before you remove the system logic board, make sure the user has a record of the customized settings (Section 5.1).
  • Page 66 58 Removing and Replacing FRUs 5. Disconnect all cables connected to the logic board through the rear panel. 6. Remove the eight Phillips screws holding the system logic board to the system box. CAUTION To meet grounding requirements, make sure you replace all eight screws.

  • Page 67: Power Supply

    Removing and Replacing FRUs 59 4.7 Power Supply To remove the power supply: 1. Remove the system box cover (Section 4.1). 2. Disconnect the power cable on the system logic board. 3. Loosen the two screws holding the power supply to the system box. 4.

  • Page 68: Fan

    60 Removing and Replacing FRUs 4.8 Fan To remove the fan: 1. Remove the system box cover (Section 4.1). 2. Remove the power supply (Section 4.7). 3. Disconnect the fan’s power wire from the power supply, as shown. There are two fan connectors. With the fan facing toward you, the power wire is on the right.

  • Page 69: Keyboard, Mouse, And Printer

    Removing and Replacing FRUs 61 4.9 Keyboard, Mouse, and Printer Disconnect the keyboard, mouse, or printer from the rear of the system box. You do not have to turn off the power. 5 2 % G S F _ 1 6 8 9 _ 8 9 . D G To install a keyboard, mouse, or printer, connect its cable to the appropriate connector on the rear of the system box.

  • Page 70: Starting A Session

    Starting a Session This chapter describes how to start a session with the terminal. You can use this procedure to reenter and save a user’s customized settings after replacing the system logic board. For detailed procedures with supporting diagrams, see the ‘‘Getting Started’’ chapter in the terminal’s Installing and Using .

  • Page 71: Starting A Session On A Vms System

    Starting a Session 63 5.2 Starting a Session on a VMS System You can start an X window or video terminal (VTE) session on a system using a local area transport (LAT). 1. Turn on the terminal. After the power-up self-tests are complete, the Terminal Manager window appears.
  • Page 72 64 Starting a Session 5. The LAT Font Path text entry field already has the word entered. Enter a comma (,) followed by a font host name and two colons. For example: |ROM ,BETA:: --------------------------------- Then click on the OK button to dismiss the Customize Font Path dialog box.
  • Page 73 Starting a Session 65 8. Choose a host system and connect to it. The names of the hosts you can access appear in the scroll box at the top of the dialog box. The host names should correspond to the group codes you have entered.

  • Page 74: Starting A Session On An Ultrix Or Unix System

    66 Starting a Session 5.3 Starting a Session on an ULTRIX or UNIX System You can start a video terminal or X window session, using TCP/IP TELNET or TCP. 1. Turn on the terminal. After the power-up self-tests are complete, the Terminal Manager window appears.
  • Page 75 Starting a Session 67 5. Choose the Font Path . . . menu item from the Customize menu. • Pull down the Customize menu in the Terminal Manager’s menu bar. • Choose the Font Path . . . menu item. The Customize Font Path dialog box appears.

  • Page 76: Ending A Session

    68 Starting a Session 13. Log in to the host as you would on a conventional video terminal. 14. If you want to run an X window session: • Enter the appropriate commands to enable your terminal to run an X window application: If you are using the UNIX C-shell % setenv DISPLAY your_terminal’s_IP_address :0 If you are using the UNIX Bourne or Korn shell...

  • Page 77: Using Secure Reset

    Starting a Session 69 5.5 Using Secure Reset Performing a Secure Reset allows you to override saved passwords. You may need to perform a secure reset if a user locks the terminal’s customize dialog boxes, then forgets the customize security password. To perform a secure reset: CAUTION Secure Reset erases all NVR (except the Secure Reset Count) and...
  • Page 78 70 Starting a Session 7. Release MB1. the Secure Reset prompt box appears. MA−0515−90.RAGS 8. Click on the Yes button. The terminal resets all settings to the factory default, overriding the security and pause passwords. Secure reset also increases the Secure Reset Count by one. The secure reset count is at the lower-left corner of the Terminal Manager window.

  • Page 79: Displaying The Customize Image Dialog Box (Decimage 1200 Only)

    Starting a Session 71 5.6 Displaying the Customize Image Dialog Box (DECimage 1200 Only) To display the Customize Image dialog box, choose the Image menu item from the Terminal Manager’s Customize menu. 1. Point to the Customize menu name in the Terminal Manager’s menu bar.
  • Page 80 72 Starting a Session 2. Drag the pointer down to the Image... menu item. Release MB1 to display the Customize Image dialog box. LJ−00044−RAGS...

  • Page 81: Related Documents

    Installing and Using the DECimage 1200 Video Terminal EK–V120I–IN VT1000 Illustrated Parts Breakdown EK–V1000–IP DECimage 1200 Illustrated Parts Breakdown EK–D1200–IP VT1000 / VT1200 System Box Maintenance Print Set MP–02989–01 VR150 Pocket Service Guide EK–VR150–PS VR262 Pocket Service Guide EK–VR262–PS VR315 Service Guide EK–VR315–SV...

  • Page 82: Recommended Spares List

    Front bezel, plastic (VT1200) 74-39210-02 Monitor selection switch knob 74-39905-01 Power supply assembly H7109-A RAM memory controller board 54-19807-01 ROM board (VT1000 / VT1200 ) 54-19803-01 Screw for power supply and system logic board 90-09984-07 SIMM card VX10X-MD System logic board 54-19783-01...
  • Page 83 Recommended Spares List 75 Description Part Number VX11A-AA/AB System Box Field Replaceable Units (DECimage 1200 Video Terminal) Bottom cover, plastic 74-39208-01 Dress panel, plastic 74-39906-01 70-26582-01 Front bezel, plastic 74-39210-03 Image board assembly 70-27988-02 Monitor selection switch knob 74-39905-01 Power supply assembly H7109-A ROM board (DECimage 1200) 54-19803-03...
  • Page 84 76 Recommended Spares List Description Part Number ThinWire Ethernet cable 50-ohm terminator (H8225-00) 12-26318-01 (Two are required.) Power Cords for System Box Australia, New Zealand BN19H-2E Austria, Belgium, Finland, France, Germany, Netherlands, BN19C-2E Norway, Portugal, Spain, Sweden Canada BN19P-1K Denmark, Israel BN19K-2E Ireland, United Kingdom BN19A-2E...
  • Page 85 Recommended Spares List 77 Word Processing Keyboard Standard (WPS) North American/United Kingdom LK401-AA LK402-AA Belgium/Flemish LK401-AB LK402-AB Canada (English) LK401-AQ LK402-AQ Canada (French) LK401-AC LK402-AC Denmark LK401-AD LK402-AD Finland LK401-AF LK402-AF France LK401-AP LK402-AP Germany/Austria LK401-AG LK402-AG Hebrew LK401-AT None Italy LK401-AI LK402-AI...

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