Panasonic SA-VK670EE Service Manual
Panasonic SA-VK670EE Service Manual

Panasonic SA-VK670EE Service Manual

Dvd stereo system
Table of Contents

Advertisement

Quick Links

Notes: This model's DVD/CD mechanism changer unit is CR14. Please refer to the original service manual
(Order No. MD0801004CE) for this mechanism.
Specifications
AMPLIFIER SECTION
RMS Output Power Stereo mode:
Front Ch
125 W per channel (3 Ω), 1 kHz, 10% THD
Subwoofer Ch
250 W per channel (6 Ω), 100 Hz, 10% THD
Total RMS Stereo mode power
PMPO output power
FM/AM TUNER, TERMINALS SECTION
Preset station
Frequency Modulation (FM)
Frequency range
Antenna terminals
Amplitude Modulation (AM)
Frequency range
Digital audio output
Coaxial digital output
500 W
5500 W
FM 30 stations
AM 15 stations
87.50 to 108.00 MHz (50 kHz
step)
75 Ω (unbalanced)
522 to 1629 kHz (9 kHz step)
Pin jack
DVD Stereo System
SA-VK670EE
Colour
(K).......................Black Type
Music Port (Front)
Terminal
Phone jack
Terminal
Mic jack
Terminal
AUX
Terminal
CASSETTE DECK SECTION
Type
Track system
Heads
Record/playback
Erasure
Motor
Recording system
Erasing system
Tape speed
© 2008 Matsushita Electric Industrial Co. Ltd.. All
rights
reserved.
distribution is a violation of law.
ORDER NO. MD0805018CE
Stereo, 3.5 mm jack
Stereo, 3.5 mm jack
Mono, 6.3 mm jack (1 system)
Stereo, RCA jack
Auto reverse
2-Track, 1 Channel
Solid permalloy head
Double gap ferrite head
DC servo motor
AC bias 100 kHz
AC erase 100 kHz
4.8 cm/s
Unauthorized
copying
and

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SA-VK670EE and is the answer not in the manual?

Questions and answers

Summary of Contents for Panasonic SA-VK670EE

  • Page 1 ORDER NO. MD0805018CE DVD Stereo System SA-VK670EE Colour (K).......Black Type Notes: This model’s DVD/CD mechanism changer unit is CR14. Please refer to the original service manual (Order No. MD0801004CE) for this mechanism. Specifications AMPLIFIER SECTION Music Port (Front) RMS Output Power Stereo mode: Terminal Stereo, 3.5 mm jack...
  • Page 2 4:0:0, 4:2:0, 4:2:2 or 4:4:4). Extremely long and narrow pictures may not be displayed. MPEG4 data recorded with the Panasonic SD multi cameras or DVD video recorders. Conforming to SD VIDEO specifications (ASF standard)/ MPEG4 (Simple Profile) video system/ G.726 audio system.
  • Page 3 SA-VK670EE...
  • Page 4: Table Of Contents

    SA-VK670EE CONTENTS Page Page 1 Safety Precautions 9.19. Disassembly of D-Amp P.C.B. 1.1. GENERAL GUIDELINES 9.20. Replacement of Audio Digital Power Amp IC (IC5000) 1.2. Before Repair and Adjustment 9.21. Replacement of Audio Digital Power Amp IC (IC5200) 1.3. Protection Circuitry 9.22.
  • Page 5 SA-VK670EE 20.1. DVD Module Circuit 21.7. SMPS P.C.B. 20.2. Main Circuit 22 Basic Troubleshooting Guide 20.3. Panel, Side Bar (L) Led, Side Bar (R) Led Circuit 22.1. Troubleshooting Guide for F61 and/or F76 20.4. Tact Switch, Music Port, Remote Sensor, Mic, USB Circuit 22.2.
  • Page 6: Safety Precautions

    SA-VK670EE 1 Safety Precautions 1.1. GENERAL GUIDELINES 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 7: Safety Parts Information

    SA-VK670EE “shorted”, or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used. If this occurs, follow the procedure outlines below: 1. Turn off the power. 2. Determine the cause of the problem and correct it.
  • Page 8: Prevention Of Electrostatic Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    SA-VK670EE 2 Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...
  • Page 9: Precaution Of Laser Diode

    SA-VK670EE 3 Precaution of Laser Diode CAUTION: This product utilizes a laser diode with the unit turned “on”, invisible laser radiation is emitted from the pickup lens. Wavelength: 655 nm (DVD)/785 nm (CD) Maximum output radiation power from pickup: 100 µW/VDE Laser radiation from the pickup unit is safety level, but be sure the followings: 1.
  • Page 10: About Lead Free Solder (Pbf)

    SA-VK670EE 4 About Lead Free Solder (PbF) 4.1. Service caution based on legal restrictions 4.1.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation.
  • Page 11: Handling Precautions For Traverse Unit

    SA-VK670EE 5 Handling Precautions for Traverse Unit The laser diode in the optical pickup unit may break down due to static electricity of clothes or human body. Special care must be taken avoid caution to electrostatic breakdown when servicing and handling the laser diode in the traverse unit.
  • Page 12 SA-VK670EE...
  • Page 13: Accessories

    SA-VK670EE 6 Accessories • • • • Note: Refer to “Replacement Parts List” (Section 25) for the part number. Video cable Remote control FM indoor antenna AC cord AM Loop antenna Microphone...
  • Page 14: Operation Procedures

    SA-VK670EE 7 Operation Procedures 7.1. Main Unit key Button Operations AC supply indicator (AC IN) This indicator lights when the unit is connected to Remote control signal sensor the AC mains supply. Disc trays Standby/on switch ( Press to switch the...
  • Page 15: Remote Control Key Buttons Operations

    SA-VK670EE 7.2. Remote Control Key Buttons Operations Adjust the television volume Television power on/off Clock and timer setting Turn the unit on/off Sleep timer, Auto off operation setting Change the television s video input mode PLAY/REC timer on/off Select channels and title numbers etc./Enter numbers...
  • Page 16: Disc Information

    Closing the session will also work. MPEG4 data recorded with the Panasonic SD multi cameras or DVD video recorders [conforming to SD VIDEO speci fications (ASF standard)/MPEG4 (Simple Pro file) video system/G.726 audio system].
  • Page 17 (ASF standard)/MPEG4 (Simple Profile) video Naming folders and files system/G.726 audio system] recorded with Panasonic SD Files are treated as contents and folders are treated as multi cameras or DVD video recorders with this unit.
  • Page 18: Using The Music Port

    SA-VK670EE 7.4. Using the Music Port This feature enables you to enjoy music from a portable audio equipment. EXT -IN Using the Music Port You can playback sound from portable audio equipment. Sound from the speaker may be distorted if the portable audio equipment s equalizer (if any) is turned on.
  • Page 19: Divx Vod Content

    SA-VK670EE 7.5. Divx VOD Content About DivX VOD content DivX Video-on-Demand (VOD) content is encrypted for copyright protection. In order to play DivX VOD content on this unit, you first need to register the unit. Follow the online instructions for purchasing DivX VOD content to enter the unit s registration code and register the unit. For more information about DivX VOD, visit www.divx.com/vod.
  • Page 20: Connecting And Playing A Usb Mass Storage Class Device

    Video MPEG4 .asf It may not be possible to play all the files due to the condition on how they were created. For Panasonic D-Snap/DIGA Note Maximum number of folders Maximum number of files 4000 Maximum length of folder name Maximum length of file name CBI (Control/Bulk/Interrupt) is not supported.
  • Page 21: Self-Diagnosis And Special Mode Setting

    SA-VK670EE 8 Self-Diagnosis and Special Mode Setting 8.1. Service Mode Summary Table 8.1.1. Service Mode Summary Table (For DVD) The service modes can be activated by pressing various button combination on the main unit and remote control unit. Below is the summary for the various modes for checking:...
  • Page 22: Service Mode Table (For Dvd)

    SA-VK670EE 8.2. Service Mode Table (For DVD) By pressing various button combinations on the main unit and remote control unit, you can activate the various service modes for checking. Special Note: • • • • Due to the limitations of the no. characters that can be shown on the FL Display, the “FL Display” button on the remote control unit can be used to show the two display pages.
  • Page 23: Service Mode Table

    SA-VK670EE 8.2.1. Service Mode Table 1 Item Key Operation FL Display Mode Name Description Front Key Jitter check Jitter check. In STOP (no disc) mode, (Display 1) Jitter rate is measured and displayed. press [STOP] button on the Measurement is repeatedly done in main unit, and [5] button on the cycle of one second.
  • Page 24 SA-VK670EE 8.2.2. Service Mode Table 2 Key Operation Item FL Display Mode Name Description Front Key (Display 1) DVD laser DVD laser drive current measurement. In STOP (no disc) mode, drive current DVD laser drive current is measured press [STOP] button on the...
  • Page 25 SA-VK670EE 8.2.3. Service Mode Table 3 Item Key Operation FL Display Mode Name Description Front Key Micro-processor Micro-processor firmware version In STOP (no disc) (Display 1) firmware version display & EEPROM checksum display. mode, press [STOP] display & EEPROM checksum is only available...
  • Page 26 SA-VK670EE Product TV Broadcasting Region Model Series Country Region Signal System Region Display OSD Menu Language Code System (Default) (Default) Default English, Spanish, English P, PC, PX USA, Canada, PX NTSC NTSC (*A) Canadian, French Japanese Japan NTSC NTSC (*A)
  • Page 27 SA-VK670EE 8.2.4. Service Mode Table 4 Item Key Operation FL Display Mode Name Description Front Key DVD Module DVD Module P.C.B. firmware version In STOP (no disc) P.C.B. firmware is displayed on the FL Display. mode, press [STOP] version display...
  • Page 28 SA-VK670EE 8.2.5. Service Mode Table 5 Item Key Operation FL Display Mode Name Description Front Key Timer 1 check Timer 1 check In STOP (no disc) (Display 1) Laser operation timer is measured mode, press [STOP] separately for DVD laser and CD laser.
  • Page 29 SA-VK670EE 8.2.6. Optical Pick-up Self-Diagnosis The optical pickup self-diagnosis function and tilt adjustment check function have been included in this unit. When repairing, use the following procedure for effective self-diagnosis and tilt adjustment. Be sure to use the self-diagnosis function before replacing the optical pickup when “NO DISC”...
  • Page 30: Service Mode Table (For Cr14)

    SA-VK670EE 8.3. Service Mode Table (For CR14) 8.3.1. Service Mode Table 1 Item Key Operation FL Display Mode Name Description Front Key Self-Diagnostic To enter into self-diagnostic checking In DVD/CD mode (ensure no disc is Mode for CR14 mechanism. inserted):...
  • Page 31 SA-VK670EE 8.3.2. Service Mode Table 2 Item Key Operation FL Display Mode Name Description Front Key Reliability Display 1 To determine open/close operation of the In self-diagnostic mode, press [1] mechanism (all trays). button on remote control. (Load cycle Test) In this mode, the trays are loaded &...
  • Page 32: Dvd Self Diagnostic Function-Error Code

    SA-VK670EE 8.4. DVD Self Diagnostic Function-Error Code 8.4.1. DVD Module Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code U702 HDMI/DVI I2C The communication error of I2C when Press [ STOP] on main communication error connecting it with HDMI/DVI.
  • Page 33 SA-VK670EE 8.4.2. Mechanism Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code H01 Tray loading error The tray opening and closing is Press [ STOP] on abnormal. CLOSE and OPEN of the main unit for next error.
  • Page 34: Power Amp

    SA-VK670EE 8.4.3. Power Supply & Digital Amplifier Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code F61 The abnormalities In normal operation, when DCDET2 goes Press [ STOP] on main in an output or power to "L"...
  • Page 35 SA-VK670EE 8.4.5. CD/DVD Changer Mechanism Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code IHMS Cam gear abnormality Cam gear does not rotate to For CD/DVD changer unit (CR14). "HOME" position Press [EXCHANGE] on main unit for next error.
  • Page 36 SA-VK670EE Error Diagnosis Contents Description of error Automatic FL Display Remarks Code PDRV Cam gear/gear Cam gear does not move from For CD/DVD changer unit (CR14). "HOME" to "PLAY" drive assembly abnormal Press [EXCHANGE] on main unit position. for next error.
  • Page 37: Sales Demonstration Lock Function

    SA-VK670EE 8.4.6. Deck Mechanism Error Code Table 8.5. Sales Demonstration Lock Function This function prevents discs from being lost when the unit is used for sales demonstrations by disabling the disc eject function. “LOCKED” is displayed on the unit, and ordinary operation is disabled.
  • Page 38: Firmware Version-Up Of The Dvd Player

    SA-VK670EE 4. Turn off the power. 5. Initialize the player. 8.6.2. Firmware version-up of the DVD player • • • • The firmware of the DVD player may be renewed to improve the quality including operability and playability to the substandard discs.processing to optimize the drive.
  • Page 39: Assembling And Disassembling

    SA-VK670EE 9 Assembling and Disassembling 9.1. Caution “Attention Servicer” Some chassis components may have sharp edges. Be careful when disassembling and servicing. 1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components.
  • Page 40 SA-VK670EE...
  • Page 41: Disassembly Flow Chart

    SA-VK670EE 9.2. Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing. To assemble the unit, reverse the steps shown in the chart as below. 9.4. Top Cabinet 9.29 AC Inlet P.C.B.
  • Page 42: Main Components And P.c.b. Location

    SA-VK670EE 9.3. Main Components and P.C.B. Location...
  • Page 43: Disassembly Of Top Cabinet

    SA-VK670EE 9.4. Disassembly of Top Cabinet Step 1 Remove 3 screws on both sides of the top cabinet. Step 4 Push the top cabinet backwards as arrow shown to release the catches. Step 2 Remove 5 screws at the rear panel.
  • Page 44: Disassembly Of Mechanism Unit (Cr14)

    SA-VK670EE 9.5. Disassembly of Mechanism Step 5 Release the claws outwards on both sides. Unit (CR14) Step 6 Release catches at both sides. • • • • Follow the (Step 1) to (Step 5) of Item 9.4 Step 1 Remove 1 screw at rear panel.
  • Page 45 SA-VK670EE Step 11 Detach 7P FFC cable at the connector (FP8251) on DVD Module P.C.B.. Step 12 Detach 26P FFC cable at the connector (FP8531) on Caution: Do not exert strong force when releasing the tabs. DVD Module P.C.B.. Step 8 Shift the front panel unit slightly forward in the direction of arrows.
  • Page 46: Disassembly Of Rear Panel

    SA-VK670EE Note 1: For disassembly & assembly of traverse unit, please refer to original Service Manual for the Disassembly and Assembly of the Mechanism Unit (CR14). Note During reassembling procedure, ensure Mechanism Unit (CR14), is seated properly at the locators.
  • Page 47: Disassembly Of Front Panel Unit

    SA-VK670EE Step 7 Detach the front panel unit in direction of arrow. 9.7. Disassembly of Front Panel Unit • • • • Follow the (Step 1) to (Step 5) of Item 9.4 • • • • Follow the (Step 5) to (Step 7) of Item 9.5 Step 1 Detach 27P FFC cable at connector (CN2807) on Main P.C.B..
  • Page 48 SA-VK670EE Step 1 Remove Volume knob as arrow shown. Step 2 Detach 7P cable at the connector (CN6702) on Mic P.C.B.. Step 4 Remove 2 screws at Tact Switch P.C.B.. Step 3 Remove 9 screws at Panel P.C.B.. Step 5 Release 2 catches at Panel P.C.B..
  • Page 49 SA-VK670EE Step 7 Release 2 catches at Remote Sensor P.C.B.. Step 6 Release 6 catches at Tact Switch P.C.B.. Step 8 Lift up the Panel P.C.B., Tact Switch P.C.B. & Remote Sensor P.C.B. altogether as arrow shown.
  • Page 50: Disassembly Of Mic P.c.b

    SA-VK670EE 2. During reassembling procedures, ensure that D-Bass knob is seated properly. • • • • Disassembly of Side Bar (L) Led P.C.B. and Side Bar (R) P.C.B. Step 9 Detach Side Bar (L) P.C.B at the connector (CN6014) on Panel P.C.B.
  • Page 51: Disassembly Of Usb P.c.b

    SA-VK670EE Step 2 Detach 7P cable at the connector (CN6702) on Mic P.C.B.. Step 3 Remove 1 screw on Mic P.C.B.. Step 4 Remove the Mic P.C.B.. • • • • Disassembly of USB P.C.B.. Step 3 Release the catches at USB P.C.B..
  • Page 52: Disassembly Of Cd Lid

    SA-VK670EE position. 9.13. Disassembly of Deck Mechanism Unit • • • • Follow the (Step 1) to (Step 5) of Item 9.4 • • • • Follow the (Step 5) to (Step 7) of Item 9.5 • • • • Follow the (Step 1) to (Step 7) of Item 9.7 Step 1 Remove 4 screws at Deck Mechanism.
  • Page 53: Disassembly Of Deck P.c.b

    SA-VK670EE 9.14. Disassembly of Deck P.C.B. • • • • Follow the (Step 1) to (Step 5) of Item 9.4 • • • • Follow the (Step 5) to (Step 7) of Item 9.5 • • • • Follow the (Step 1) to (Step 7) of Item 9.7 •...
  • Page 54 SA-VK670EE Step 3 Release the catches to remove the head connector. 9.15.2. Replacement of Motor, Capstan Belt A, Capstan Belt B, and Winding Belt Step 4 Remove 2 screws at the Deck Mechanism unit. Step 5 Remove head block.
  • Page 55 SA-VK670EE...
  • Page 56: Disassembly Of Deck Mechanism P.c.b

    SA-VK670EE 9.17. Disassembly of Cassette Lid • • • • Follow the (Step 1) to (Step 5) of Item 9.4 9.16. Disassembly of Deck • • • • Follow the (Step 5) to (Step 7) of Item 9.5 Mechanism P.C.B.
  • Page 57: Disassembly Of D-Amp P.c.b

    SA-VK670EE Step 2 Push the lever upward and open the cassette lid. Step 4 Remove 4 screws at the rear panel. Note: Follow Disassembly of Cassette Lid. Remove the cassette tape. Step 5 Lift up the D-Amp P.C.B. together with the chassis 9.19.
  • Page 58: Replacement Of Audio Digital Power Amp Ic (Ic5000)

    SA-VK670EE 9.20. Replacement of Audio Digital Power Amp IC (IC5000) • • • • Follow the (Step 1) to (Step 5) of Item 9.4 • • • • Follow the (Step 1) to (Step 10) of Item 9.5 • • • • Follow the (Step 1) to (Step 7) of Item 9.19 Step 1 Flip over D-Amp P.C.B..
  • Page 59: Replacement Of Audio Digital Power Amp Ic (Ic5200)

    SA-VK670EE Step 2 Screw back TR Spring onto the heatsink. Make sure it is well tighten to prevent overheat. Note: Use a blower to remove the minute particles that might caused left on the TR Spring. Step 4 Remove TR Spring in the direction of arrow shown.
  • Page 60: Disassembly Of Main P.c.b

    SA-VK670EE Step 8 Remove 2 screws on Main P.C.B.. 9.22. Disassembly of Main P.C.B. • • • • Follow the (Step 1) to (Step 5) of Item 9.4 • • • • Follow the (Step 1) to (Step 10) of Item 9.5 •...
  • Page 61: Disassembly Of Smps

    SA-VK670EE Caution Note: While lifting up Main P.C.B., please handle Jack (JK2801) and Tuner Pack with care. 9.23. Disassembly of SMPS P.C.B. Step 4 Flip the SMPS P.C.B. and desolder 2 wires pins (red • • • • Follow the (Step 1) to (Step 5) of Item 9.4 and black).
  • Page 62: Replacement Of Switch Regulator Ic (Ic5701)

    SA-VK670EE Note : Refer to the diagrams of SMPS P.C.B. (Item 20.5.) for location of the part. 9.24. Replacement of Switch Regulator IC (IC5701) 9.24.1. Assembly of Switch Regulator IC • • • • Follow (Step 1) to (Step 3) of Item 9.3.
  • Page 63: Replacement Of Switch Regulator Diode (D5702)

    SA-VK670EE (D5702). Step 6 Remove the switch regulator diode (D5702) from the heatsink unit B. Caution: Handle the heatsink unit B with caution due to its high temperature after prolonged use. Touching it may lead to injuries. Special Note: Ensure pins of the switch regulator IC (IC5701) are properly seated and soldered on SMPS P.C.B.
  • Page 64: Replacement Of Regulator Diode (D5801)

    SA-VK670EE SMPS P.C.B. Caution: Handle the heatsink unit C with caution due to its high temperature after prolonged use. Touching it may Step 5 Solder pins of the switch regulator diode (D5702) on the lead to injuries. reverse side of SMPS P.C.B.
  • Page 65: Replacement Of Regulator Diode (D5802)

    SA-VK670EE Special Note: Ensure pins of the regulator diode (D5801) are properly seated and soldered on SMPS P.C.B. Note: Refer to the diagrams of SMPS P.C.B. (Item 20.5) for 9.27. Replacement of Regulator location of the part. Diode (D5802) • • • • Follow (Step 1) to (Step 3) of Item 9.3.
  • Page 66: Replacement Of Regulator Diode (D5803)

    SA-VK670EE Special Note: Ensure pins of the regulator diode (D5802) are heatsink unit C. properly seated and soldered on SMPS P.C.B. Special Note: Ensure the regulator diode (D5803) is tightly screwed to the heatsink unit C. 9.28. Replacement of Regulator Diode (D5803) •...
  • Page 67: Disassembly Of Dvd Module

    SA-VK670EE (red and black). Note 1: During reassembling procedures, ensure the P.C.B. is seated properly at the locators. Note 2: Remember to use tie wraps to tie red.black wires between AC Inlet P.C.B. to the chassis. Step 3 Remove 1 screw at the rear panel.
  • Page 68 SA-VK670EE • • • • Disassembly of DVD Module P.C.B. Step 4 Release the catch on DVD Module P.C.B.. Step 5 Remove DVD Module P.C.B..
  • Page 69: Disassembling And Assembling Traverse Unit Assembly In Play Position

    SA-VK670EE 10 Disassembling and assembling Traverse Unit Assembly in play position Step 1: Release the catch and push the guide as arrows shown 10.1. Disassembly of Traverse Unit to open both grooves. Assembly • • • • Disassembly of traverse unit assembly in play position.
  • Page 70: Assembly Of Traverse Unit Assembly

    SA-VK670EE Step 1: Slot the traverse unit assembly into the guides as arrow shown. Note: Ensure the bosses fix exactly onto the guides. Step 2: Place down the traverse unit assembly. Step 3: Fix the FFC wires by using the adhesive tapes.
  • Page 71: Service Fixture And Tools

    SA-VK670EE 11 Service Fixture and Tools Prepare service tools before proccess service position. Service Tools Remarks Main P.C.B. (CN2808) - D-Amp P.C.B. (CN5050) REEX0930 (17P FFC Wires) [M](RTL) Main P.C.B. (CN2701) - SMPS P.C.B. (CN5802) REXX0680 (11P Wires) [M](RTL) SMPS P.C.B. (H5801) - D-AMP P.C.B. (CN5500)
  • Page 72 SA-VK670EE Step 12 Remove 1 screw at Mic P.C.B.. Step 13 Remove 2 screw on USB bracket. Step 14 Remove 2 screw on Music Port P.C.B.. Step 10 Release the tabs at the bottom of front panel. Step 15 Remove 4 screw at Deck Mechanism unit.
  • Page 73: Checking And Repairing Of D-Amp

    SA-VK670EE Step 27 Connect 21P FFC cable at the connector (CN2803) on Main P.C.B.. Step 21 Position front panel unit according to the diagram show. Step 22 Connect 27P FFC cable at connector (CN2807) on Main P.C.B.. Step 28 Check and repair panel P.C.B., Deck P.C.B., Tact Switch P.C.B., Music Port P.C.B.
  • Page 74 SA-VK670EE Step 8 Remove 3 screws from D-Amp P.C.B.. Step 9 Lift up D-Amp P.C.B. as arrow shown. Step 10 Position Mechanism unit (CR14) according to the diagram show. Step 6 Remove 4 screws at the rear panel. Step 11 Connect 50P FFC cable at the connector (CN2801) on Main P.C.B..
  • Page 75: Checking And Repairing Of Ac Inlet P.c.b. & Smps

    SA-VK670EE Step 5 Remove 1 screw at the rear panel. Step 16 Check and repair D-Amp P.C.B. according to the diagram shown. 12.4. Checking and Repairing of AC Inlet P.C.B. & SMPS P.C.B. • • • • Follow (Step 1) to (Step 9) of item 12.3 Step 1 Detach wire connector at connector CN5802 on SMPS P.C.B..
  • Page 76 SA-VK670EE (8P cable from H5801 to CN5500). Step 8 Position Mechanism unit (CR14) according to the diagram show. Step 9 Connect 50P FFC cable at the connector (CN2801) on Main P.C.B.. Step 10 Connect 11P FFC cable at the connector (CN2805) on Main P.C.B..
  • Page 77: Procedure For Checking Operation Of Individual Parts Of Deck Mechanism Unit

    SA-VK670EE 13 Procedure for Checking Operation of Individual Parts of Deck Mechanism Unit 13.1. Operation Check with Cassette Tape 1. Pull up the EJECT lever using a rubber band. (Fig. 6) 2. Supply DC5V to MOTOR. (→ MOTOR rotates.) (Fig. 5) 3.
  • Page 78: Measurement And Adjustments

    SA-VK670EE 14 Measurement And Adjustments 14.1. Cassette Deck Section 14.1.1. Requirements • • • • Test tape (QZZCFM) (QZZCWAT) • • • • Normal blank cassette tape (QZZCRA) • • • • Digital frequency counter • • • • Oscilloscope •...
  • Page 79: Bias Voltage Check

    SA-VK670EE (Product reference value: 3,000±90Hz) 1. Connect a frequency indicator. (Fig 10) 2. Playback the middle portion of the test tape (QZZCWAT). 3. Adjust the motor screw so that the following output level is produced. (Fig 11) Adjustment Range: 3,000 ± 90Hz (a constant speed) Fig.
  • Page 80: Voltage And Waveform Chart

    SA-VK670EE 15 Voltage and Waveform Chart 15.1. DVD Module P.C.B. IC8001 REF NO. MODE CD PLAY REF NO. IC8001 MODE CD PLAY IC8001 REF NO. MODE CD PLAY REF NO. IC8001 MODE CD PLAY IC8001 REF NO. MODE CD PLAY REF NO.
  • Page 81: D-Amp

    SA-VK670EE IC8695 REF NO. MODE CD PLAY REF NO. IC9001 MODE CD PLAY REF NO. IC9002 MODE CD PLAY IC9003 REF NO. MODE CD PLAY REF NO. IC9005 MODE CD PLAY Q8321 Q8325 Q8331 Q8335 Q8341 REF NO. MODE CD PLAY...
  • Page 82: Main P.c.b

    SA-VK670EE 15.3. Main P.C.B. IC2002 REF NO. MODE CD PLAY STANDBY IC2061 REF NO. MODE CD PLAY -9.5 STANDBY -9.5 IC2103 REF NO. MODE CD PLAY STANDBY IC2801 REF NO. MODE CD PLAY STANDBY REF NO. MODE CD PLAY STANDBY REF NO.
  • Page 83: Panel, Mic & Tact Switch P.c.b

    SA-VK670EE Q2052 Q2061 Q2062 Q2063 REF NO. MODE CD PLAY -6.4 -6.4 -2.6 STANDBY -2.4 Q2064 Q2065 Q2142 Q2143 Q2242 REF NO. MODE CD PLAY -2.7 -6.4 -6.4 -0.1 STANDBY -2.4 REF NO. Q2243 Q2366 Q2501 MODE CD PLAY -6.4 -6.4...
  • Page 84: Deck & Deck Mechanism P.c.b

    SA-VK670EE 15.5. Deck & Deck Mechanism P.C.B. REF NO. IC1000 MODE CD PLAY STANDBY IC1001 REF NO. MODE CD PLAY STANDBY IC1001 REF NO. MODE CD PLAY STANDBY Q1101 Q1201 Q1302 Q1303 Q1304 REF NO. MODE CD PLAY STANDBY Q1306...
  • Page 85: Waveform Chart

    SA-VK670EE 15.7. Waveform Chart 15.7.1. Waveform 1 0.4Vp-p(1msec/div) 2.8Vp-p(200usec/div) 0.3Vp-p(200usec/div) 0.3Vp-p(200usec/div) 0.24Vp-p(200usec/div) 0.44Vp-p(200usec/div) 3.4Vp-p(200usec/div) 0.6Vp-p(200usec/div) 0.21Vp-p(20usec/div) 1Vp-p(20usec/div) 0.6Vp-p(20usec/div) 0.48Vp-p(20usec/div) 5.6Vp-p(1usec/div) 0.84Vp-p(200usec/div) 80Vp-p(1usec/div) 0.48Vp-p(20usec/div) 5.6Vp-p(1usec/div) 0.84Vp-p(200usec/div) 0.84Vp-p(200usec/div) 80Vp-p(1usec/div) 400Vp-p(2usec/div) 0.84Vp-p(200usec/div) 7.2Vp-p(500nsec/div) 5.6Vp-p(500usec/div)
  • Page 86 SA-VK670EE 15.7.2. Waveform 2 2Vp-p(5usec/div) 2Vp-p(5usec/div) 9.6Vp-p(5usec/div) 240Vp-p(50usec/div) 1.65Vp-p(5msec/div) 2.15Vp-p(2usec/div) 0.95Vp-p(10usec/div) 1.05Vp-p(20usec/div) 5.2Vp-p(500usec/div)
  • Page 87: Illustration Of Ic's, Transistors And Diodes

    SA-VK670EE 16 Illustration of IC’s, Transistors and Diodes AN7326K (22p) C0JBAB000908 (6p) C0FBBK000047 (16p) C0ABBB000230 (8p) C0JBAF000716 (14p) C0ABBB000228 (8p) C0JBAZ001251 (20p) C0HBB0000057 (44p) C0DBZYY00266 (8p) C1AA00000612 (5p) C1BB00001121 (58p) No.1 C0JBAB000902 (14p) C1AB00002773 (16p) MN2DS0018MP (216p) C3ABPY000011 (54p) C0CBCBD00018 (8p) No.1...
  • Page 88 SA-VK670EE...
  • Page 89: Wiring Connection Diagram

    CN6014 JK2801 FP8101 DIGITAL OUT (COAXIAL) FP9001 CN2701 ZJ6601 DVD MODULE P.C.B. CN2803 DVD MODULE P.C.B. (SIDE:B) (SIDE:A) VR6630 CN2806 FP8531 FP8251 BASS CONTROL CN2812 TO SPINDLE/ TO OPTICAL PICKUP UNIT TRAVERSE MOTOR * FOR INDICATION ONLY SA-VK670EE WIRING CONNECTION...
  • Page 90 SA-VK670EE...
  • Page 91: Block Diagram

    FROM/TO DECK PHOTO Q2012 TUN 4 PL L CN2803 CN1305 PLUNGER INVERTER ST/DO STEREO 6 ST/DO Q2011 PLLCK SCL 2 PLL CLK CN2803 CN1305 MOTOR L MOTOR H MOTOR INVERTER PLLDA SDA 3 PLL DATA SA-VK670EE SYSTEM CONTROL BLOCK DIAGRAM...
  • Page 92: Dvd (Servo)

    LPCO2 OPIN+ LPC2 FP8531 DVD CD Q8563 Q8565 FP8531 DVDIN-GND SWITCH INVERTER Q8564 FP8531 CDIN-GND SWITCH ACTUATOR VO1+ TRACKING LEVEL COIL SHIFT FP8531 FP8531 VO1- FOCUS COIL FP8531 VO2+ LEVEL SHIFT FP8531 VO2- FP8531 VCC1 SA-VK670EE DVD (SERVO) BLOCK DIAGRAM...
  • Page 93: Dvd (Audio)

    IC8691 C0JBAA000502 AND GATE CN2801 FP8101 CPU CLOCK MEMORY MEMORY ADDRESS ADDRESS IC8695 C0JBAA000502 MA10 AND GATE MA11 FROM/TO (DQM3) SYSTEM CONTROL CN2801 FP8101 CPU STATUS NCSM NRAS /RAS NCAS /CAS CN2801 FP8101 CPU CMD SA-VK670EE DVD (AUDIO) BLOCK DIAGRAM...
  • Page 94: Video

    CN2801 CBIN 12MHz DAC2 OUT BUFFER BIAS CB OUT CBOUT CBSAG Q8341 75Ohm DRIVER CR/PR/R FP8101 CN2801 CRIN 12MHz DAC3 OUT BUFFER BIAS CR OUT CROUT CHSAG BIAS BIAS MUTE1 MUTE1 MUTE2 MUTE2 D+5V VCC1 VCC2 SA-VK670EE VIDEO BLOCK DIAGRAM...
  • Page 95: Deck

    MOTOR Q1314 Q1316 FROM/TO CN2803 CN1305 MOTOR DRIVE MOTOR WR1903 SYSTEM CONTROL MOTOR CONTROL DRIVE M+9V WR1903 M+9V S975 Z971 RECINH F CN2803 CN1305 CP1902 CS971 RECINH F S971 MODE VREF S974 RECINH R S972 HALF SA-VK670EE DECK BLOCK DIAGRAM...
  • Page 96: Audio

    MPORT R CN6807 CN2806 IN-R4 (MPORT R) FROM/TO SYSTEM CONTROL CN2806 CN6807 MPORT SW JK2802 AUX L IN-L5 (AUX L) AUX R IN-R5 (AUX R) ASP CLK ASP CLK MCU I/F DATA ASP DAT ASP DATA SA-VK670EE AUDIO BLOCK DIAGRAM...
  • Page 97: Digital Audio Amp

    DRIVER MUTE SGND1 STABI TEMPERATURE SENSOR OSCILLATOR MANAGER MODE CURRENT PROTECTION MODE VOLTAGE PROTECTION BOOT2 SGND2 ENABLE2 DRIVER MUTE HIGH CONTROL OUT2 IN2P SWITCH2 HANDSHAKE INPUT DRIVER RELEASE2 STAGE MODULATOR IN2M - 30V SENSE SA-VK670EE DIGITAL AUDIO AMP BLOCK DIAGRAM...
  • Page 98: Power

    + 30V SENSE 7, 8 D5801 CN5500 H5801 - 30V SENSE - 30V SENSE 3, 4 IC5801 C0DABFC00002 SHUNT REGULATOR Q5802, D5806 PC5720 FEED BACK CIRCUIT FEED BACK Q5803 FROM CN2701 CN5802 AMBP SWITCHING SYSTEM CONTROL SA-VK670EE POWER BLOCK DIAGRAM...
  • Page 99: Schematic Diagram Notes

    SA-VK670EE Unit of inductance is H, unless otherwise noted. 19 Schematic Diagram Notes • • • • This schematic diagram may be modified at any time • • • • * with the development of new technology. For indication only.
  • Page 100 SA-VK670EE...
  • Page 101: Schematic Diagram

    SA-VK670EE 20 Schematic Diagram 20.1. DVD Module Circuit SCHEMATIC DIAGRAM - 1 : CD HEAD SIGNAL LINE : DVD RF SIGNAL LINE : DVD VIDEO SIGNAL LINE : FOCUS ERROR SIGNAL LINE : MAIN SIGNAL LINE DVD MODULE CIRCUIT : +B SIGNAL LINE...
  • Page 102 SA-VK670EE SCHEMATIC DIAGRAM - 2 : CD HEAD SIGNAL LINE : DVD RF SIGNAL LINE : DVD VIDEO SIGNAL LINE : FOCUS ERROR SIGNAL LINE : MAIN SIGNAL LINE DVD MODULE CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE...
  • Page 103 SA-VK670EE SCHEMATIC DIAGRAM - 3 : CD HEAD SIGNAL LINE : DVD RF SIGNAL LINE : DVD VIDEO SIGNAL LINE : FOCUS ERROR SIGNAL LINE : MAIN SIGNAL LINE DVD MODULE CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE...
  • Page 104 SA-VK670EE SCHEMATIC DIAGRAM - 4 : CD HEAD SIGNAL LINE : DVD RF SIGNAL LINE : DVD VIDEO SIGNAL LINE : FOCUS ERROR SIGNAL LINE : MAIN SIGNAL LINE DVD MODULE CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE...
  • Page 105: Main Circuit

    SA-VK670EE 20.2. Main Circuit SCHEMATIC DIAGRAM - 5 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 106 SA-VK670EE SCHEMATIC DIAGRAM - 6 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 107 SA-VK670EE SCHEMATIC DIAGRAM - 7 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 108 SA-VK670EE SCHEMATIC DIAGRAM - 8 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 109 SA-VK670EE SCHEMATIC DIAGRAM - 9 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 110 SA-VK670EE SCHEMATIC DIAGRAM - 10 : -B SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE : TAPE RECORD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE...
  • Page 111: Panel, Side Bar (L) Led, Side Bar (R) Led Circuit

    SA-VK670EE 20.3. Panel, Side Bar (L) Led, Side Bar (R) Led Circuit SCHEMATIC DIAGRAM - 11 PANEL CIRCUIT : +B SIGNAL LINE : -B SIGNAL LINE : MIC SIGNAL LINE CN6001 FLGND FL_GND CD3.3V CD3.3V VOL_LED VOL_LED FL6601 FL_CLK FL_CLK...
  • Page 112 SA-VK670EE 20.4. Tact Switch, Music Port, Remote Sensor, Mic, USB Circuit SCHEMATIC DIAGRAM - 12 TACT SWITCH CIRCUIT REMOTE SENSOR CIRCUIT : +B SIGNAL LINE : +B SIGNAL LINE Z6601 B3RAB0000025 REMOTE CONTROL SENSOR J6001B* Q6511 PANEL CIRCUIT DGND 1 2 3...
  • Page 113: Deck Circuit

    SA-VK670EE 20.5. Deck Circuit SCHEMATIC DIAGRAM - 13 DECK CIRCUIT : +B SIGNAL LINE : TAPE RECORD SIGNAL LINE : TAPE PLAYBACK SIGNAL LINE C1105 470P C1122 0.01 R1103 PBLIN AFGND PBLOUT CP1301 ERASE ERASE HEAD C1104 PBLIN 0.027 PBRIN...
  • Page 114: D-Amp Circuit

    SA-VK670EE 20.6. D-Amp Circuit SCHEMATIC DIAGRAM - 14 D-AMP CIRCUIT : +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE FHOP FAN_DC FAN_GND IC5500 IC5000 C0JBAB000902 C5562 6.3V1000 C1BA00000487 INVERTER GATE (CLOCK GENERATOR) AUDIO DIGITAL POWER AMP C5550 0.01...
  • Page 115 C5234 1000P C5203 C5205 220P 220P K5202 VDDP D5201 B0HCMM000019 D5203 B0HCMM000019 D5202 B0HCMM000019 SW_+ VSSP D5204 B0HCMM000019 L5201 G0B9R5K00003 R5211 VSSA2 L5200 C5516 C5517 G0A150L00003 35V470 35V470 C5525 C5524 C5540 100V22 SW_- TO D-AMP SECTION (1/2) SA-VK670EE D-AMP CIRCUIT...
  • Page 116: Smps Circuit

    SA-VK670EE 20.7. SMPS Circuit SCHEMATIC DIAGRAM - 16 SMPS CIRCUIT : +B SIGNAL LINE : -B SIGNAL LINE D5809 Q5861 - Q5862 MA2J11100L DCDET1 B1ABCF000176 TRANSFORMER TEMP DETECT DCDET H5801* +30V_SENSE +30V_SENSE FAN_18V D5801 +30V_SENSE B0HBSM000043 D-AMP CIRCUIT (CN5500) C5832...
  • Page 117 SA-VK670EE SCHEMATIC DIAGRAM - 17 SMPS CIRCUIT : +B SIGNAL LINE : -B SIGNAL LINE SYNC PC5702 B3PBA0000402 R5704 R5896 C5897 390K Q5898 100K B1ABCF000176 D5730 R5897 INVERTER MA2J11100L R5705 390K SYNC SWITCH PC5799 AC INLET CIRCUIT B3PBA0000402 D5701 R5894...
  • Page 118: Ac Inlet Circuit

    SA-VK670EE 20.8. Deck Mechanism, AC Inlet Circuit SCHEMATIC DIAGRAM - 18 DECK MECHANISM CIRCUIT : +B SIGNAL LINE CS971 VREF- VREF+ DECK CIRCUIT RECINH_F (CP1902) PHOTO IN SCHEMATIC PL GND S975 DIAGRAM - 13 RECINH F HALF MODE S971 MODE...
  • Page 119: Printed Circuit Board

    SA-VK670EE 21 Printed Circuit Board 21.1. DVD Module P.C.B. DVD MODULE P.C.B. (REPX0620F-M) L8330 C8421 FP8101 IC8420 LB8432 C8423 LB8424 C8331 R8420 K8100 C8111 C8425 Q8331 QR8420 R8343 C8301 C8001 R8421 C8335 R8567 C8550 IC8111 C8553 L8301 C8563 Q8341 R8336...
  • Page 120 SA-VK670EE 21.2. Main P.C.B. MAIN P.C.B. (REPX0658F) D2947 W2547 C2822 W2181 Q2600 R2801 C2841 C2820 Q2800 C2821 C2815 C2620 X2801 W2186 R2884 R2843 R2805 R2852 C2863 R2804 R2939 R4025 Q4006 R2871 R2813 R2821 R2851 X2802 R2812 R2820 R2850 Q4005 R2807...
  • Page 121 SA-VK670EE 21.3. Panel, Side Bar (L) Led, Side Bar (R) Led P.C.B. PANEL P.C.B. (REPX0671B) SIDE BAR (L) LED P.C.B. (REPX0671B) D6604 D6458 0578B-3 0578B-3 C6940 S6100 CN6604 (POWER) W6575 S6201 (OPEN/CLOSE) S6101 (DISPLAY) S6202 (EXCHANGE) S6203 (CD DISC 1)
  • Page 122 SA-VK670EE 21.4. Tact Switch, Music Port, Remote Sensor, Mic, USB P.C.B. TACT SWITCH P.C.B. (REPX0671B) REMOTE SENSOR P.C.B. (REPX0671B) SENSOR S6301 0578B-3 0578B-3 (MANUAL_EQ) Z6601 J6501B* C6512 R6301 C6503 W6017 S6302 S6300 (RWD) (FWD) R6208 R6302 W6016 C6616 J6001B* D6511...
  • Page 123 SA-VK670EE 21.5. Deck, Deck Mechanism, AC Inlet P.C.B. AC INLET P.C.B. (REPX0676A) DECK P.C.B. (REPX0411D) ZA5701 ZA5702 L5702 L5703 L5701 W1930 Q1309 ZJ5702 Q1310 CN1305 W5780 T5AH 250V R1380 W1909 W1935 W1977 C1317 R1331 AC IN W5781 Q1304 C1311 W1947...
  • Page 124 SA-VK670EE 21.6. D-Amp P.C.B. D-AMP P.C.B. (REPX0638F) W5049 R5511 D5501 R5506 C5553 W5048 X5501 X5500 R5504 IC5500 C5557 R5023 C5551 C5552 C5550 W5071 D5503 IC5501 W5780 W5007 W5033 R5505 K5301 K5202 C5000 W5032 W5044 C5221 W5004 C5001 C5005 C5234 R5201...
  • Page 125 SA-VK670EE 21.7. SMPS P.C.B. SMPS P.C.B. (REPX0676A) R5809 R5807 R5821 W5803 0562B-3 0562B-3 W5806 R5820 PC5720 R5730 Q5862 D5725 QR5810 W5807 Q5860 W5804 R5728 R5862 Q5861 W5801 R5824 C5816 R5825 CN5802 CAUTION R5863 R5864 PC5701 Q5803 RISK OF ELECTRIC SHOCK AC VOLTAGE LINE.
  • Page 126 SA-VK670EE...
  • Page 127 SA-VK670EE 22 Basic Troubleshooting Guide 22.1. Troubleshooting Guide for F61 and/or F76 This section illustrates the checking procedures when upon detecting the error of “F61” and/or “F76” after power up of the unit. It is for purpose of troubleshooting and checking in SMPS, D-Amp & Main P.C.B.
  • Page 128: Troubleshooting Guide

    SA-VK670EE 22.1.2. Troubleshooting Guide Symptom Checking Items Repair Items Remarks Check the soldering of the SMPS Tou ch-up the solder crack area/ FL display blinking with SMPS P. C.B. Change the defective parts. abnormal segment when P. C.B. · ·...
  • Page 129 SA-VK670EE 22.1.3. Part Location 22.1.3.1. SMPS P.C.B. Temperature Detect Feedback circuit: Q5862, Q5860, Q5861 PC5720 & PC5701 Transistor: QR5801 & QR5802 (– 30V Detect) +18V FAN : D5805 Thermistor: TH5860 (Temperature Detect) Feedback circuit: PC5702 & PC5799 SMPS P.C.B. Fig. 1 SMPS P.C.B.
  • Page 130 SA-VK670EE 22.1.3.2. D-Amp P.C.B. IC 5000 IC 5200 D-AMP IC D-AMP IC Muting Circuit D-AMP P.C.B. Fig. 2 D-Amp P.C.B...
  • Page 131 SA-VK670EE CN5501 Fig. 3 Fan Connector 22.1.3.3. D-Amp IC Configuration VK670EE Pin (10) Woofer + IC5200 Pin (14) Woofer Pin (10) Front Right IC5000 Pin (14) Front Left Table 1...
  • Page 132 SA-VK670EE 22.1.3.4. Main P.C.B. Transistor: Q2942, Q2943, Q2948, Q2949 CONNECTOR, CN2807 (Fan Circuit) DC-DC CONVERTER IC4001 DC-DC CONVERTER IC4000 Fig. 4 Main P.C.B.
  • Page 133: Basic Troubleshooting Guide For Traverse Unit (Dvd Module P.c.b.)

    SA-VK670EE 22.2. Basic Troubleshooting Guide for Traverse Unit (DVD Module P.C.B.) Problems Checking Points Checking components 1) Distorted picture or a) Check SDRAM address, data IC8051 abnormal sound is head bus, CLK and other control signals during the initialization waveform...
  • Page 134: Basic Troubleshooting Guide For Hdmi Av Output

    SA-VK670EE 22.3. Basic Troubleshooting Guide for HDMI AV Output Problems Checking Points Checking components 1) TV does not have any 1) Check setting of the set in * This year HDMI always ON. display. Set FL display Setup Menu whether the HDMI No need check Setup Menu.
  • Page 135 SA-VK670EE Problems Checking Points Checking components 1) TV does not have any 13) Hot-Plug Signal LB3906, R3902, R3903, Q3901, D3901 display. Set FL display shows U702/U703 14) TDMS Output swing amplitude R3901 control resistor 15) Host Interface External Input LB8702...
  • Page 136: Terminal Function Of Ics

    SA-VK670EE 23 Terminal Function of ICs 23.1. IC2801 (RFKWVK470GC): IC Terminal Name Function System Control PLUNGER O Deck plunger control (L : OFF; H : ON) MOTOR O Deck motor control (L : OFF; H : ON) Terminal Name Function...
  • Page 137 SA-VK670EE Terminal Name Function 10 K1 Data Input Connection) 11 K2 Data Input Connection) 12 GND 13 VCC Power Supply (+5V) 14 P18 O Segment Output 18 15 P17 O Segment Output 17 16 P16 O Segment Output 16 17 P15...
  • Page 138 SA-VK670EE...
  • Page 139: Exploded Views

    SA-VK670EE 24 Exploded Views 24.1. Cabinet Parts Location...
  • Page 140 SA-VK670EE...
  • Page 141 SA-VK670EE 24.2. Deck Mechanism Parts Location (RAA4111-S)
  • Page 142 SA-VK670EE 24.3. Packaging...
  • Page 143: Replacement Parts List

    SA-VK670EE 25 Replacement Parts List Notes: • • • • Important safety notice: Components identified by mark have special characteristics important for safety purpose. Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used.
  • Page 144: Component Parts List

    SA-VK670EE 25.1. Component Parts List Ref. Part No. Part Name & Description Remarks RED0064-2 R/P HEAD BLOCK UNIT Ref. Part No. Part Name & Description Remarks RDG0300 REEL BASE GEAR RDG0301 WINDING RELAY GEAR RDK0026-4 MAIN GEAR CABINET AND CHASSIS...
  • Page 145 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks PCB7 REPX0671B PANEL PCB Q1315 B1ACKD000006 TRANSISTOR (RTL) Q1316 2SD09650RA TRANSISTOR PCB8 REPX0671B SIDE BAR (L) P.C.B Q1317 B1ABGC000001 TRANSISTOR (RTL) Q2004 2SD0601AHL...
  • Page 146 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks Q8561 2SD1819A0L TRANSISTOR D5803 B0HFRJ000012 DIODE Q8562 B1ADGB000008 TRANSISTOR D5804 B0EAMM000057 DIODE Q8563 B1CFHA000002 TRANSISTOR D5805 B0EAMM000057 DIODE Q8564 B1CFHA000002 TRANSISTOR D5806 MAZ80750ML...
  • Page 147 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks CN2805 K1MN11AA0003 11P CONNECTOR L6863 J0JBC0000019 INDUCTOR CN2806 K1MN10AA0003 10P FFC CONNECTOR L8201 G1C100M00049 INDUCTOR CN2807 K1MY27AA0124 27P FFC CONNECTOR L8301 G1C100M00049 INDUCTOR...
  • Page 148 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks TH5860 D4CC11040013 THERMISTOR W2532 D0GBR00JA008 0 1/16W W2533 ERJ6GEY0R00V 0 1/8W JACKS W2534 ERJ6GEY0R00V 0 1/8W W2535 D0GBR00JA008 0 1/16W JK2001 K2HA4YYB0002 JK COMPONENT VIDEO-OUT...
  • Page 149 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1318 ERJ3GEYJ103V 10K 1/10W R2153 D0GB152JA007 1.5K 1/10W R1319 D0GB123JA007 12K 1/10W R2154 D0GB104JA007 100K 1/10W R1320 D0GB104JA007 100K 1/10W R2163 D0GB103JA007 10K 1/10W...
  • Page 150 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R2335 D0GB102JA007 1K 1/10W R2874 D0GB153JA007 15K 1/10W R2337 D0GB474JA041 470K 1/10W R2875 D0GB103JA007 10K 1/10W R2338 D0GB102JA007 1K 1/10W R2876 D0GB223JA007 22K 1/10W...
  • Page 151 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R4006 ERX2SJ1R5E 1.5 2W R5611 ERJ3GEYJ122V 1.2K 1/10W R4007 D0GB330JA007 33 1/10W R5671 ERJ3GEY0R00V 0 1/10W R4008 D0GB472JA041 4.7K 1/10W R5701 ERDS1TJ475B 4.7M 1W...
  • Page 152 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R6009 D0GB101JA007 100 1/10W R6943 D0GB153JA007 15K 1/10W R6010 D0GB152JA007 1.5K 1/10W R6944 D0GB103JA007 10K 1/10W R6011 D0GB103JA007 10K 1/10W R6945 D0GB103JA007 10K 1/10W...
  • Page 153 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R8563 D0GA102JA023 1K 1/16W C1104 F1H1C2730001 0.027uF 16V R8564 D0GA220JA023 22 1/16W C1105 F1H1H471A219 470pF 50V R8565 D0GA2R2JA023 2.2 1/16W C1106 ECA1HAK2R2XB 2.2uF 50V...
  • Page 154 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C2112 F1H1H152A219 1500pF 50V C2582 F2A0J101A181 100uF 6.3V C2116 ECJ1VB1H681K 680pF 50V C2583 F2A1C101A234 100uF 16V C2117 ECJ1VC1H101K 100pF 50V C2584 F1H1H221A219 220pF 50V...
  • Page 155 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C3805 D0GBR00JA008 0 1/16W C5133 F2A0J101A245 100uF 6.3V C3812 ECA1CAK101XB 100uF 16V C5150 ECJ1VB1H102K 1000pF 50V C3820 F1H1H104A748 0.1uF 50V C5151 ECJ1VB1H102K 1000pF 50V...
  • Page 156 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5701 F0CAF334A087 0.33uF C6633 F1H1H101A720 100pF 50V C5703 F0C2H1040001 0.1uF 500V C6634 F1H1H101A720 100pF 50V C5704 F1BAF1020020 1000pF C6671 F2A1H220A182 22uF 50V C5705...
  • Page 157 SA-VK670EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C8151 F1H0J4750005 4.7uF 6.3V C8552 F2G1C100A072 10uF 16V C8152 F1H1C105A097 1uF 16V C8553 F2G0J470A031 47uF 6.3V C8201 F2G0J101A031 100uF 6.3V C8554 F1H0J1050013 1uF 6.3V...

Table of Contents