Page 1 DIGITAL VIDEO SWITCHER DVS-7200A SWITCHER CONTROL PANEL BKDS-7015 BKDS-7025/7026 BKDS-2031 BKDS-7091 BKDS-7280 BKDS-2032 BKDS-7103 BKDS-7340 BKDS-2041 BKDS-7110 BKDS-7370 BKDS-2070 BKDS-7111 BKDS-7420 BKDS-7001 BKDS-7113 BKDS-7444 BKDS-7002 BKDS-7133 BKDS-7445 BKDS-7030 BKDS-7161 BKDS-7690 BKDS-7031 BKDS-7163 BZS-7040A BKDS-7033 BKDS-7250 BZS-7060A BKDS-7075 BKDS-7270 BKDS-7090 BKDS-7271...
Page 2 électrique, d’incendie ou de blessure n’effectuer que les réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres. Pour toute réparation faire appel à une personne compétente uniquement. DVS-7200A Serial No. 10001 and Higher BKDS-7161 Serial No.
Page 3 WARNING This unit has no power switch. When installing the unit, incorporate a readily accessible disconnect device in the fixed wiring, or connect the power cord to a socket-outlet which must be provided near the unit and easily accessible, so that the user can turn off the power in case a fault should occur.
Page 5: Table Of Contents
Manual Structure Purpose of this manual ....................3 Related manuals ......................3 Contents ........................4 1. Service Overview 1-1. DVS-7200A....................1-1 1-1-1. Removal and Installation of Front Panel ........1-1 1-1-2. Location of Main Parts ............... 1-2 1-1-3. Inserting/Pulling Out of Plug-in Boards ........1-4 1-1-4.
Page 6 4-1-1. Front Panel ................. 4-1 4-1-2. Fans .................... 4-1 4-1-3. Track Ball (BKDS-7031) ............4-2 5. Overall Block Diagrams 5-1. DVS-7200A (2ME SYSTEM) ..............5-2 DVS-7200A (2.5ME SYSTEM) ..............5-4 5-2. BKDS-7015 ....................5-7 5-3. BKDS-7025/7026 ..................5-12 DVS-7200AE MMP1...
Page 7: Manual Structure
Manual Structure Purpose of this manual This manual is the maintenance manual part 1 of Digital Video Switcher DVS-7200A. This manual is intended for use by trained system and service engineers, and describes the information for general service and periodic maintenance with the intention of servicing including the replacement of the principal blocks and mounted circuit boards.
Page 8: Contents
This manual is organized by following sections. Section 1 Service Overview For DVS-7200A, this section describes the removal and installation of front panel, location of main parts, inserting/pulling out of plug-in boards, capacitor for data backup, and spare parts. For control panel, this section describes the opening and closing of panel, removal of exterior parts, location of main parts, installation and removal of boards, replace- ment of backup memory IC and spare parts.
Page 9: Service Overview
Section 1 Service Overview 1-1. DVS-7200A 1-1-1. Removal and Installation of Front Panel (1) Loosen the four locking screws on the front panel using a flatblade screwdriver. (2) Remove the front panel in the direction of the arrow. Locking screws...
Page 10: Location Of Main Parts
1-1. DVS-7200A 1-1-2. Location of Main Parts 1-1-2. Location of Main Parts 1. Plug-in Boards Slot No. Option Board Standard Board Function Name 1 CPU-264B board 1 System control board 2 IF-758 board 2 Interface board 3 MEM-94 board 3 Memory board...
Page 11 1-1. DVS-7200A 1-1-2. Location of Main Parts 2. Except Plug-in Boards CN-1146A board RE-110 board Connector board Power supply DC-DC board CN-1145 board Connector board LE-55 board LED board RE-110 board (BKDS-7690) Power supply DC-DC board RE-109 board (BKDS-7690) Power supply AC-DC board...
Page 12: Inserting/Pulling Out Of Plug-In Boards
1-1. DVS-7200A 1-1-3. Inserting/Pulling Out of Plug-in Boards 1-1-3. Inserting/Pulling Out of Plug-in Boards To avoid shock hazards and/or damage to the plug-in boards, be sure to turn off the power switch before inserting or pulling out the plug-in boards.
Page 13: Capacitor For Data Backup
To store a setup data and a real-time clock, the large storage capacitor (3 Farad) is mounted on the CPU- 264B board. To charge the large storage capacitor sufficiently, turn on the power of DVS-7200A for more than about thirty minutes. The sufficiently charged large storage capacitor enables data to be stored for about one week in the normal temperature.
Page 14: Spare Parts
1-1. DVS-7200A 1-1-5. Spare Parts 1-1-5. Spare Parts This section describes the information for spare parts. In case of ordering replaceable parts such as mounted circuit boards and major components, refer to the part numbers and descriptions that are listed in this section.
Page 15: Control Panel
1-2. Control Panel 1-2-1. Opening and Closing of Panel 1-2. Control Panel 1-2-1. Opening and Closing of Panel When opening and closing the panels of BKDS-7025 and 7026, tilt the display panel forward. If not, the display panel is touched against the unit with placed at the back. Display panel (1) Loosen the screws of the slide knobs at both sides of the panel.
Page 16: Turning On/Off The Power Switch
1-2. Control Panel 1-2-2. Turning On/Off the Power Switch 1-2-2. Turning On/Off the Power Switch (1) Open the panel of the control panel. (Refer to “1-2-1. Opening and Closing of panel”.) (2) Turn off the power switches A and B in the control panel. Power switch A Power switch B Control panel...
Page 17: Removal Of Exterior Parts
1-2. Control Panel 1-2-3. Removal of Exterior Parts 1-2-3. Removal of Exterior Parts 1. Display Panel (BKDS-7025/7026) (1) Remove the 10 screws shown in the figure. (2) Lift up the EL case in the direction of the arrow and remove it. BV3 x 10 B3 x 6 BV3 x 10...
Page 18: Location Of Main Parts
1-2. Control Panel 1-2-4. Location of Main Parts 1-2-4. Location of Main Parts BKDS-7015 1 CN-1149 board !- KY-391 board @- LE-180 board (BKDS-7002) 2 CN-1150 board != KY-392 board @= RE-146 board 3 CN-1509 board ![ KY-394 board @[ RE-146 board (BKDS-7091) 4 CPU-246 board !] KY-395A board @] EL display...
Page 19 1-2. Control Panel 1-2-4. Location of Main Parts BKDS-7025 1 CN-1143B board !- KY-411 board @- LE-150 board 2 CN-1148 board != KY-331 board @= RE-112 board 3 CPU-263 board ![ KY-332 board @[ RE-112 board (BKDS-7090) 4 IF-523 board (BKDS-7001) !] LE-142 board @] EL display 5 KY-318A board...
Page 20 1-2. Control Panel 1-2-4. Location of Main Parts BKDS-7026 1 CN-1143B board !- KY-411 board @- LE-150 board 2 CN-1148 board != KY-331 board @= RE-112 board 3 CPU-263 board ![ KY-332 board @[ RE-112 board (BKDS-7090) 4 IF-523 board (BKDS-7001) !] LE-142 board @] EL display 5 KY-318B board...
Page 21 1-2. Control Panel 1-2-4. Location of Main Parts Display panel BKDS-7025/7026 EL display unit KY-323 board BKDS-7030 LE-144 board KY-328 board BKDS-7031 KY-329 board BKDS-7033 KY-395C board 1-13 DVS-7200AE MMP1...
Page 22 1-2. Control Panel 1-2-4. Location of Main Parts BKDS-7075 IF-629 board BKDS-7340 LE-142 board KY-393 board 1-14 DVS-7200AE MMP1...
Page 23: Installation And Removal Of Boards
1-2. Control Panel 1-2-5. Installation and Removal of Boards 1-2-5. Installation and Removal of Boards To avoid shock hazards and/or damage to the mounted circuit boards, be sure to turn off the breaker at the outside of the control panel or unplug the power cord before installing and/or removing the mounted circuit boards.
Page 24 1-2. Control Panel 1-2-5. Installation and Removal of Boards Installation and Removal of Boards 1. CN-1149 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Disconnect the two connectors (CN1 and CN10).
Page 25 1-2. Control Panel 1-2-5. Installation and Removal of Boards 2. CN-1150 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the six screws and the SW cover. (4) Remove the four screws and disconnect the two connectors (CN2 and CN20), and then remove the SW bracket.
Page 26 1-2. Control Panel 1-2-5. Installation and Removal of Boards 3. CN-1143B Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Disconnect the three connectors (CN1, CN2 and CN10). (4) Remove the 20 screws on the connector panel.
Page 27 1-2. Control Panel 1-2-5. Installation and Removal of Boards 4. CN-1148 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the six screws and the SW cover. (4) Remove the four screws and the SW bracket.
Page 28 1-2. Control Panel 1-2-5. Installation and Removal of Boards 5. CPU-246 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the IF-523 board. (Refer to “7. IF-523 Board” in this section.) When Control Port Expansion Board BKDS-7001 is not installed, it is not necessary to carry out the step (3).
Page 29 1-2. Control Panel 1-2-5. Installation and Removal of Boards 6. CPU-263 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the IF-523 board. (Refer to “7. IF-523 Board” in this section.) When Control Port Expansion Board BKDS-7001 is not installed, it is not necessary to carry out the step (3).
Page 30 1-2. Control Panel 1-2-5. Installation and Removal of Boards 7. IF-523 Board (BKDS-7001) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the two screws and disconnect the IF-523 board from the two connectors (CN12 and CN13) on the CPU-246 board or the CPU-263 board.
Page 31 1-2. Control Panel 1-2-5. Installation and Removal of Boards 8. IF-629 Board (BKDS-7075) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the two screws and the AD panel. (Refer to “2. Adaptor Box” in the section 1-2-3.) (4) Disconnect the three connectors (CN1 through CN3).
Page 32 1-2. Control Panel 1-2-5. Installation and Removal of Boards 9. KY-389A, 389B or 390 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Disconnect the three connectors (CN1 through CN3).
Page 33 1-2. Control Panel 1-2-5. Installation and Removal of Boards 10. KY-391 or 392 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the CPU-246 board. (Refer to “5. CPU-246 Board” in this section.) When removing the KY-391 board, it is not necessary to carry out the step (3).
Page 34 1-2. Control Panel 1-2-5. Installation and Removal of Boards 11. KY-394 Board (BKDS-7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the CPU-246 board. (Refer to “5. CPU-246 Board” in this section.) (4) Remove the six screws (PS4 x 8) and the EL display panel.
Page 35 1-2. Control Panel 1-2-5. Installation and Removal of Boards 12. KY-318A, 318B or 331 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Disconnect the two connectors.
Page 36 1-2. Control Panel 1-2-5. Installation and Removal of Boards 13. KY-319A, 319B or 332 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Disconnect the four connectors (CN1 through CN4).
Page 37 1-2. Control Panel 1-2-5. Installation and Removal of Boards 14. KY-320, 321, 367 or 411 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the CPU-263 board.
Page 38 1-2. Control Panel 1-2-5. Installation and Removal of Boards 15. KY-323 Board (BKDS-7025/7026) (1) Remove the exterior part of the display panel. (Refer to the section 1-2-3.) (2) Disconnect the five connectors (CN4 and CN9 through CN12). (3) Remove the 29 screws and the KY-323 board. BVWH3 x 8 BVWH3 x 8 KY-323 board...
Page 39 1-2. Control Panel 1-2-5. Installation and Removal of Boards 16. KY-324, 393 (BKDS-7025/7026/7340), 395A, 395B or 395C (BKDS-7033) Board (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) When removing the KY-324, 393, 395A, 395B, or 395C board with installed to the adaptor box (BKDS-7075), remove the two screws and the AD panel.
Page 40 1-2. Control Panel 1-2-5. Installation and Removal of Boards 17. KY-328 Board (BKDS-7030) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the CPU-246 board. (Refer to “5. CPU-246 Board” in this section.) (4) When removing the KY-328 board with installed to the adaptor box(BKDS-7075), remove the two screws and the AD panel.
Page 41 1-2. Control Panel 1-2-5. Installation and Removal of Boards 18. KY-329 Board (BKDS-7031) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) When removing the KY-329 board with installed to the adaptor box (BKDS-7075), remove the two screws and the AD panel.
Page 42 1-2. Control Panel 1-2-5. Installation and Removal of Boards 19. LE-142 or 143 Board (BKDS-7015/7025/7026/7340) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) When removing the KY-393 board with installed to the adaptor box (BKDS-7075), remove the two screws and the AD panel.
Page 43 1-2. Control Panel 1-2-5. Installation and Removal of Boards P2.6 x 5 LE-143 board P2.6 x 5 KY-320 board LE-142 board (7) Install the LE-142 or 143 board in the reverse order of the procedures (1) through (6). 1-35 DVS-7200AE MMP1...
Page 44 1-2. Control Panel 1-2-5. Installation and Removal of Boards 20. LE-144 Board (BKDS-7015/7025/7026/7030) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) When removing the KY-328 board with installed to the adaptor box (BKDS-7075), remove the two screws and the AD panel.
Page 45 1-2. Control Panel 1-2-5. Installation and Removal of Boards KY-328 board P2.6 x 5 LE-144 board KY-328 board KY-320, 321, 367, or 411 board P2.6 x 5 LE-144 board KY-320 board (7) Install the LE-144 board in the reverse order of the procedures (1) through (6). 1-37 DVS-7200AE MMP1...
Page 46 1-2. Control Panel 1-2-5. Installation and Removal of Boards 21. LE-145 Board (BKDS-7025/7026) (1) Remove the three knobs. (2) Open the panel. (Refer to the section 1-2-1.) (3) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (4) Remove the CPU-263 board.
Page 47 1-2. Control Panel 1-2-5. Installation and Removal of Boards 22. LE-146 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the KY-324 board. (Refer to “16. KY-324, 393, 395A, 395B or 395C Board” in this section.) (4) Remove the two screws securing the LE-146 board.
Page 48 1-2. Control Panel 1-2-5. Installation and Removal of Boards 23. LE-147, 148 or 180 Board (BKDS-7002/7015) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the KY-389A, 389B or 390 board.
Page 49 1-2. Control Panel 1-2-5. Installation and Removal of Boards 24. LE-147 or 150 Board (BKDS-7025/7026) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the KY-319A or 332 board. (Refer to “13. KY-319A, 319B or 332 Board” in this section.) (4) Remove the screws securing the LE-147 or 150 board.
Page 50 1-2. Control Panel 1-2-5. Installation and Removal of Boards 25. DC-92 Board (BKDS-7002) (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the KY-389A, 389B or 390 board. (Refer to “9.
Page 51: Replacement Of Backup Memory Ic
1-2. Control Panel 1-2-6. Replacement of Backup Memory IC 1-2-6. Replacement of Backup Memory IC If the backup memory IC (IC39/CPU-246 board (BKDS-7015) or the CPU-263 board (BKDS-7025/7026)) is NG when the memory is checked at power-on, replace the IC as follows. To replace the IC, be sure to use the specified IC.
Page 52: Spare Parts
1-2. Control Panel 1-2-7. Spare Parts 1-2-7. Spare Parts This section describes the information for spare parts. In case of ordering replaceable parts such as mounted circuit boards and major components, refer to the part numbers and descriptions that are listed in this section. Spare Parts Description Part No.
Page 53 1-2. Control Panel 1-2-7. Spare Parts Spare Parts Description Part No. Printed Circuit Board, LE-146 1-658-288-11 Printed Circuit Board, LE-147 (BKDS-7002) 1-658-289-11 Printed Circuit Board, LE-148 (BKDS-7002) 1-658-290-11 Printed Circuit Board, LE-150 1-658-291-11 Printed Circuit Board, LE-180 (BKDS-7002) 1-664-830-11 EL Display Unit 1-466-954-11 Floppy Disk Drive Unit 1-467-692-11...
Page 55: Replacement Of Main Parts
To avoid shock hazards and/or damage to the mounted circuit boards, be sure to turn off the power switch, and then turn off the breaker at the outside of DVS-7200A and BKDS-7015 or unplug the power cord before replacing the main parts.
Page 56 2-1. DVS-7200A 2-1-1. Replacement of Fan on the Rear Panel (1) Remove the four screws and the fan cover. (2) Remove the two screws securing the fan to replace, and remove the fan guard. (3) Disconnect the following connector and remove the fan.
Page 57: Replacement Of Power Unit
2-1. DVS-7200A 2-1-2. Replacement of Power Unit 2-1-2. Replacement of Power Unit Allow for more than five minutes interval after turning the power off, remove the power unit. To avoid shock hazards, never remove the power unit just after turning the power off.
Page 58: Control Panel
2-2. Control Panel 2-2-1. Replacement of Rotary Encoder 2-2. Control Panel 2-2-1. Replacement of Rotary Encoder 1. Main Panel (BKDS-7025/7026) (1) Remove the three knobs near the rotary encoder to replace. (2) Open the panel. (Refer to the section 1-2-1.) (3) Turn off the power switch in the control panel.
Page 59 2-2. Control Panel 2-2-1. Replacement of Rotary Encoder 2. Display Panel (BKDS-7015) (1) Remove the four knobs. (2) Open the panel. (Refer to the section 1-2-1.) (3) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (4) Remove the KY-394 board.
Page 60 2-2. Control Panel 2-2-1. Replacement of Rotary Encoder 3. Display Panel (BKDS-7025/7026) (1) Remove the four knobs. (2) Remove the exterior part of the display panel. (Refer to the section 1-2-3.) (3) Remove the KY-323 board. (Refer to “15. KY-323 Board” in the section 1-2-5.) (4) Remove the two screws and the VR bracket.
Page 61: Replacement Of Fader
2-2. Control Panel 2-2-2. Replacement of Fader 2-2-2. Replacement of Fader (1) Turn the fader grip of the fader to replace in the direction of the arrow and remove it. Fader grips (2) Open the panel. (Refer to the section 1-2-1.) (3) Turn off the power switch in the control panel.
Page 62: Replacement Of El Display
2-2. Control Panel 2-2-3. Replacement of EL Display 2-2-3. Replacement of EL Display 1. BKDS-7015 (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the KY-394 board. (Refer to “11. KY-394 Board” in the section 1-2-5.) (4) Remove the four screws and the EL display.
Page 63 2-2. Control Panel 2-2-3. Replacement of EL Display 2. BKDS-7025/7026 (1) Remove the exterior part of the display panel. (Refer to the section 1-2-3.) (2) Remove the KY-323 board. (Refer to “15. KY-323 Board” in the section 1-2-5.) (3) Remove the four screws and the EL display. PSW3 x 16 EL display PSW3 x 16...
Page 64: Replacement Of Fdd (Floppy Disk Drive) Unit
2-2. Control Panel 2-2-4. Replacement of FDD (Floppy Disk Drive) Unit 2-2-4. Replacement of FDD (Floppy Disk Drive) Unit (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.) (3) Remove the four screws (PWH3 x 5) and the FDD unit installing with the FDD bracket.
Page 65 2-2. Control Panel 2-2-4. Replacement of FDD (Floppy Disk Drive) Unit BKDS-7025/7026 FDD bracket PS2.6 x 4 PWH3 x 5 Flexible card wire PWH3 x 5 PWH3 x 5 Pull Pull PS2.6 x 4 PWH3 x 5 Flexible card wire FDD unit (6) Install a new FDD unit in the reverse order of the procedures (1) through (5).
Page 66: Replacement Of Power Unit
2-2. Control Panel 2-2-5. Replacement of Power Unit 2-2-5. Replacement of Power Unit Allow for more than five minutes interval after turning the power off, remove the power unit. To avoid shock hazards, never remove the power unit just after turning the power off. (1) Open the panel.
Page 67 2-2. Control Panel 2-2-5. Replacement of Power Unit BKDS-7025/7026 PS3 x 6 Lever Lever PS3 x 6 Power unit (7) Install a new power unit in the reverse order of the procedures (1) through (6). 2-13 DVS-7200AE MMP1...
Page 69: Troubleshooting (Control Panels)
(5) “5. Timer & Interrupt test” Menu Tested the CPU-246 board built-in timer and the interrupt controller, and checked they function. For this test, DVS-7200A is needed. (6) “6. EL panel test” Menu Tested the EL display and the control circuit, and checked the displayed contents.
Page 70: Switch Settings On The Cpu-246 Board And Leds Description (Bkds-7015)
3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) 3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) The addresses on the boards are shown by ( ) marks. CPU-246 board CN17 CN10 IC39 COP1 COP3 CN15 CN13 D295...
Page 71 3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) S4 (K11) : Main CPU select switch Switch S4 sets the operation of the main CPU. After setting it, press the RESET switch or turn off the main power switch and turn it on again. Default setting when shipped from the factory : All OFF indicates the knob position.
Page 72 3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) 3. Request Mode of Down Load : Switch position Switch No. Regardless of the contents of the flash memory, the menu that is requested to re-program using the floppy disk is displayed.
Page 73 3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) Test Mode Using a VT Terminal : Switch position Switch No. If a VT terminal is connected to the “TERMINAL 1” connector on the connector panel, all trouble diagnosis of the unit can be carried out. For the connection and the contents of the test, refer to the “3-3- 2.
Page 74 Lights when the reference signal is not transmitted from the DVS-7200A. D8 (Red color) (R9) : M0 Lights if the parameter read process is not executed with the DVS-7200A. D16 (Red color) (R7) : CH0 Blinks when the control signal from the DVS-7200A is received.
Page 75 The reference signal is in the 625 scanning line mode. . All indicators on the surrounding area are lit : There is no reference signal. This might be because the DVS-7200A main power is not turned on, or the reference signal is not connected correctly.
Page 76 3-2. Switch Settings on the CPU-246 Board and LEDs Description (BKDS-7015) Other areas of the LED These LEDs indicate the operation stasus of the SUB CPU and the memory. D0 : Lights : Flash memory (IC136 on the CPU-246 board) of the SUB CPU is damaged. Lights off : Flash memory (IC136 on the CPU-246 board) of the SUB CPU is normal.
Page 77 625 scanning lines. TP11 (K9) : VDSNS The “H” level appears when the reference signal from the DVS-7200A is received. The “L” level appears if the reference signal can not be received. TP12 and TP13 (J11) : S0 and S1 Not used.
Page 78: Troubleshooting (Bkds-7015)
3-3. Troubleshooting (BKDS-7015) 3-3-1. Tools and Equipment Required for Troubleshooting 3-3. Troubleshooting (BKDS-7015) 3-3-1. Tools and Equipment Required for Troubleshooting 1. Test terminal with connector Required for all test menus except “Communication test”. (1) Terminal software VT100 or VT100 equivalent (2) Communication system RS-232C Baud rate...
Page 79 This tool cable is used to connect the “TERMINAL 1” and “TERMINAL 2” connectors on the connector panel. This tool cables which are shorted the two D-SUB 9-pin male connectors as shown below. Pin No. Signal name Pin No. Signal name 3. DVS-7200A Required in “Timer & Int. test” menu. 3-11 DVS-7200AE MMP1...
Page 80: Connecting The Test Terminal With Connector To This Unit
3-3. Troubleshooting (BKDS-7015) 3-3-2. Connecting the Test Terminal with Connector to This Unit 3-3-2. Connecting the Test Terminal with Connector to This Unit Connect the terminal with described in the section 3-3-1 and the “TERMINAL 1” D-sub 9-pin connector on the connector panel of the unit. For the connection, use the cable with satisfied the following specifications.
Page 81: Starting Of The Self Diagnostics Mode
(4) Select the DIP switch (S4) on the CPU-246 board as shown below. : Switch position Switch No. (5) Turn on the power switch DVS-7200A. (6) Close the panel. (Refer to the section 1-2-1.) (7) The following message is indicated on the terminal display.
Page 82 3-3. Troubleshooting (BKDS-7015) 3-3-3. Starting of the Self Diagnostics Mode (9) The terminal display is changed to the “H/W Tester on CPU-246” menu and the self diagnostics mode starts. <<<< H/W Tester on CPU-246 >>>> 1. MEMORY 2. PIO 3. FDC 4.
Page 83: Test Procedures
3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 3-3-4. Test Procedures 1. Memory test (1) After starting the self diagnostics mode in the section the 3-3-3, input the menu item number “1” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = >...
Page 84 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures Names of ICs on the CPU-246 board corresponding to each item of the “Memory test” display on the front page are shown below. Item 0. RAM IC43 - 50 1. DEBUG RAM For factory 2.
Page 85 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (2) Select a memory and perform the test as follows. (example) Testing “RAM” Input the item number “0” and press [RETURN]. Select Memory = > 0 The memory test is automatically performed and the test result appeared on the terminal display. <<<...
Page 86 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 2. PIO test (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “2” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = > 2 Terminal display changed to the following “PIO test”...
Page 87 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (3) Checking the test result Check every test item of the “PIO data read”. (a) “1. STATUS [PIO-1 reg B]” is the adjustment item at the factory. (b) “2. DIP SW [PIO-1 reg D]” The switches 1, 3 and 4 of the DIP switch (S4) on the CPU-246 board must be selected to “ON”...
Page 88 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 3. FDC test (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “3” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = > 3 Terminal display changes to the following “Floppy Disk drive/Controller (FDC)”...
Page 89 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (3) Checking the test result Check the following items on each test item of the “FDC test”. (a) “0. Directory” This test checks that the file names of the floppy disk which is currently inserted in the FDD. (b) “1.
Page 90 This test requires DVS-7200A. (1) Connect the “PANEL 1” connector (D-SUB 9-pin) on the rear panel of the DVS-7200A to the “SWITCHER” connector (D-SUB 9-pin) on the connector panel of this unit. (2) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “4” on the “H/W Tester on CPU-246”...
Page 91 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 5. EL panel test (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “5” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = > 5 Terminal display changes to the following “EL test”.
Page 92 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (3) Checking the test result Check the followings on each item of the “EL test”. . The character font of the main screen uses the flash memory. . The character font of the sub screen uses the ROM. (a) “1.
Page 93 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 6. AND test This menu tests the alphanumeric display. (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “6” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = >...
Page 94 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (3) Checking the test result Check the followings on each item of the “AND test”. (a) “1. Fill AND MEMORY with W.” Check that all alphanumeric displays are filled with the letter “W”. (b) “2. Fill AND MEMORY with M.” Check that all alphanumeric displays are filled with the letter “M”.
Page 95 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 7. Communication test (1) Connect the three tool cables for testing the RS-422A communication system and the one tool cable for testing the RS-232C communication system in the section 3-3-1 to the following D-SUB 9-pin connectors.
Page 96 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (7) Press the [1] button on the display panel of this unit. The “H/W Tester on CPU-246” menu appears on the EL display. The buttons peripheral the EL display are shown below. SHIFT EXIT 3-28 DVS-7200AE MMP1...
Page 97 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (8) Selecting “Communication test” menu item and executing the test Press [F8] on the display panel and input “7” on the “H/W Tester on CPU-246” menu display and press the [EXIT] button on the display panel. .
Page 98 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures (9) Checking the test result Check that “OK” appears on each item of the communication test. (a) “Reset sio0” Indicates initialization status of SIO0. (b) “Reset sio2” Indicates initialization status of SIO2 (IC3 on the IF-523 board). (c) “Reset sio3”...
Page 99 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 8. Buzzer test Checks that the buzzer sounds. (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “8” on the “H/W Tester on CPU-246” menu and press [RETURN]. H/W Test = >...
Page 100 3-3. Troubleshooting (BKDS-7015) 3-3-4. Test Procedures 9. SUB CPU test The sub CPU is controled the lighting of the LEDs and is read the switch data and volume control data. This step is described about only the “SUB CPU test” for the KY-318 through 324 boards. (1) After starting the self diagnostics mode in the section 3-3-3, input the menu item number “9”...
Page 101: Ending The Self Diagnostics Mode
3-3. Troubleshooting (BKDS-7015) 3-3-5. Ending the Self Diagnostics Mode 10. MISC test This is the adjustment item at the factory. 3-3-5. Ending the Self Diagnostics Mode (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (3) Select all switches of the DIP switch (S4) on the CPU-246 board to off.
Page 102: Self Diagnostics Mode (Bkds-7025/7026)
(5) “5. Timer & Interrupt test” Menu Tested the CPU-263 board built-in timer and the interrupt controller, and checked they function. For this test, DVS-7200A is needed. (6) “6. EL panel test” Menu Tested the EL display and the control circuit, and checked the displayed contents.
Page 103: Switch Settings On The Cpu-263 Board And Leds Description (Bkds-7025/7026)
3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) 3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) The addresses on the boards are shown by ( ) marks. CPU-263board COP1 CN16 COP2 CN18 CN11 CN10 CN17 (Component Side/A Side) COP1 (F2) :...
Page 104 3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) S4 (B5) : Main CPU select switch Switch S4 sets the operation of the main CPU. After setting it, press the RESET switch or turn off the main power switch and turn it on again. Default setting when shipped from the factory: All OFF indicates the knob position.
Page 105 3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) 3. Request Mode of Down Load : Switch position Switch No. Regardless of the contents of the flash memory, the menu that is requested to re-program using the floppy disk is displayed.
Page 106 3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) Test Mode Using a VT Terminal : Switch position Switch No. If a VT terminal is connected to the “TERMINAL 1” connector on the connector panel, all trouble diagnosis of the unit can be carried out. For the connection and the contents of the test, refer to the “3-6-2.
Page 107 Lights when the reference signal is not transmitted from the DVS-7200A. D7 (Red color) (A4) : M0 Lights if the parameter read process is not executed with the DVS-7200A. D16 (Red color) (R6) : CH0 Blinks when the control signal from the DVS-7200A is received.
Page 108 The reference signal is in the 625 scanning line mode. . All indicators on the surrounding area are lit : There is no reference signal. This might be because the DVS-7200A main power is not turned on, or the reference signal is not connected correctly.
Page 109 3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026) Other areas of the LED These LEDs indicate the operation stasus of the SUB CPU and the memory. D0 : Lights : Flash memory (IC143 on the CPU-263 board) of the SUB CPU is damaged. Lights off : Flash memory (IC143 on the CPU-263 board) of the SUB CPU is normal.
Page 110 625 scanning lines. TP11 (J4) : VDSNS The “H” level appears when the reference signal from the DVS-7200A is received. The “L” level appears if the reference signal can not be received. TP12 and TP13 (M3) : S0 and S1 Not used.
Page 111: Troubleshooting (Bkds-7025/7026)
3-6. Troubleshooting (BKDS-7025/7026) 3-6-1. Tools and Equipment Required for Troubleshooting 3-6. Troubleshooting (BKDS-7025/7026) 3-6-1. Tools and Equipment Required for Troubleshooting 1. Test terminal with connector Required for all test menus except “Communication test”. (1) Terminal software VT100 or VT100 equivalent (2) Communication system RS-232C Baud rate...
Page 112 This tool cable is used to connect the “TERMINAL 1” and “TERMINAL 2” connectors on the connector panel. This tool cables which are shorted the two D-SUB 9-pin male connectors as shown below. Pin No. Pin No. Signal name Signal name 4. DVS-7200A Required in “Timer & Int. test” menu. 3-44 DVS-7200AE MMP1...
Page 113: Connecting The Test Terminal With Connector To This Unit
3-6. Troubleshooting (BKDS-7025/7026) 3-6-2. Connecting the Test Terminal with Connector to This Unit 3-6-2. Connecting the Test Terminal with Connector to This Unit Connect the terminal with described in the section 3-6-1 and the “TERMINAL 1” D-sub 9-pin connector on the connector panel of the unit. For the connection, use the cable with satisfied the following specifications.
Page 114: Starting Of The Self Diagnostics Mode
(4) Select the DIP switch (S4) on the CPU-263 board as shown below. : Switch position Switch No. (5) Turn on the power switch DVS-7200A. (6) Close the panel. (Refer to the section 1-2-1.) (7) The following message is indicated on the terminal display.
Page 115 3-6. Troubleshooting (BKDS-7025/7026) 3-6-3. Starting of the Self Diagnostics Mode (9) The terminal display is changed to the “H/W Tester on CPU-263” menu and the self diagnostics mode starts. <<<< H/W Tester on CPU-263 >>>> 1. MEMORY 2. PIO 3. GPI 4.
Page 116: Test Procedures
3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 3-6-4. Test Procedures 1. Memory test (1) After starting the self diagnostics mode in the section the 3-6-3, input the menu item number “1” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = >...
Page 117 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures Names of ICs on the CPU-263 board corresponding to each item of the “Memory test” display on the front page are shown below. Item 0. RAM IC43 - 50 1. DEBUG RAM For factory 2.
Page 118 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (2) Select a memory and perform the test as follows. (example) Testing “RAM” Input the item number “0” and press [RETURN]. Select Memory = > 0 The memory test is automatically performed and the test result appeared on the terminal display. <<<...
Page 119 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 2. PIO test (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “2” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = > 2 Terminal display changed to the following “PIO test”...
Page 120 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (3) Checking the test result Check every test item of the “PIO data read”. (a) “1. STATUS [PIO-1 reg B]” is the adjustment item at the factory. (b) “2. DIP SW [PIO-1 reg D]” The switches 1, 3 and 4 of the DIP switch (S4) on the CPU-263 board must be selected to “ON”...
Page 121 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 3. GPI test (1) Connect the test tool for the GPI connector described in the section 3-6-1 to the GPI D-SUB 25-pin connector on the connector panel. (2) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “3” on the “H/W Tester on CPU-263”...
Page 122 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 4. FDC test (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “4” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = > 4 Terminal display changes to the following “Floppy Disk drive/Controller (FDC)”...
Page 123 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (3) Checking the test result Check the following items on each test item of the “FDC test”. (a) “0. Directory” This test checks that the file names of the floppy disk which is currently inserted in the FDD. (b) “1.
Page 124 This test requires DVS-7200A. (1) Connect the “PANEL 1” connector (D-SUB 9-pin) on the rear panel of the DVS-7200A to the “SWITCHER” connector (D-SUB 9-pin) on the connector panel of this unit. (2) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “5” on the “H/W Tester on CPU-263”...
Page 125 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 6. EL panel test (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “6” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = > 6 Terminal display changes to the following “EL test”.
Page 126 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (3) Checking the test result Check the followings on each item of the “EL test”. . The character font of the main screen uses the flash memory. . The character font of the sub screen uses the ROM. (a) “1.
Page 127 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 7. AND test This menu tests the alphanumeric display. (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “7” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = >...
Page 128 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (3) Checking the test result Check the followings on each item of the “AND test”. (a) “1. Fill AND MEMORY with W.” Check that all alphanumeric displays are filled with the letter “W”. (b) “2. Fill AND MEMORY with M.” Check that all alphanumeric displays are filled with the letter “M”.
Page 129 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 8. Communication test (1) Connect the four tool cables for testing the RS-422A communication system and the tool cable for testing the RS-232C communication system in the section 3-6-1 to the following D-SUB 9-pin connectors.
Page 130 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (7) Press the [1] button on the display panel of this unit. The “H/W Tester on CPU-263” menu appears on the EL display. The buttons peripheral the EL display are shown below. SHIFT EXIT 3-62 DVS-7200AE MMP1...
Page 131 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (8) Selecting “Communication test” menu item and executing the test Press [F8] on the display panel and input “8” on the “H/W Tester on CPU-263” menu display and press the [EXIT] button on the display panel. .
Page 132 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures (9) Checking the test result Check that “OK” appears on each item of the communication test. (a) “Reset sio0” Indicates initialization status of SIO0 (IC86). (b) “Reset sio1” Indicates initialization status of SIO1 (IC82). (c) “Reset sio2”...
Page 133 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 9. Buzzer test Checks that the buzzer sounds. (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “9” on the “H/W Tester on CPU-263” menu and press [RETURN]. H/W Test = >...
Page 134 3-6. Troubleshooting (BKDS-7025/7026) 3-6-4. Test Procedures 10. SUB CPU test The sub CPU is controled the lighting of the LEDs and is read the switch data and volume control data. This step is described about only the “SUB CPU test” for the KY-318 through 324 boards. (1) After starting the self diagnostics mode in the section 3-6-3, input the menu item number “10”...
Page 135: Ending The Self Diagnostics Mode
3-6. Troubleshooting (BKDS-7025/7026) 3-6-5. Ending the Self Diagnostics Mode 11. MISC test This is the adjustment item at the factory. 3-6-5. Ending the Self Diagnostics Mode (1) Open the panel. (Refer to the section 1-2-1.) (2) Turn off the power switch in the control panel. (3) Select all switches of the DIP switch (S4) on the CPU-263 board to off.
Page 137: Periodic Check And Maintenance
Section 4 Periodic Check and Maintenance 4-1. Cleaning 4-1-2. Fans 4-1-1. Front Panel The temperature in the set increases if dust is attached to the opening block of a fan and the air flow is disturbed. Clean periodically the filter at the back of the front panel This may badly influence the performance and life of the because it is apt to catch dust.
Page 138: Track Ball (Bkds-7031)
4-1. Cleaning 4-1-3. Track Ball (BKDS-7031) 4-1-3. Track Ball (BKDS-7031) If the track ball of BKDS-7031 has dirt, the display will not operate sometimes when moving the track ball. It is recommended to clean the track ball every a month. (1) Open the panel.
Page 139: Overall Block Diagrams
Section 5 Overall Block Diagrams DVS-7200AE MMP1...
Page 140 DVS-7200A OVERALL 5-1. DVS-7200A (2.5ME SYSTEM) ME1CRKY1V ME2CRKY1V Y U V IN PROC IN PROC IN PROC 4:4:4 TO 4:2:2 ANACRK 1 DIGITAL IN DIGITAL IN DIGITAL IN (D1/D2) (D1/D2) (D1/D2) 4:2:2 ENC. ANALOG IN ANALOG IN ANALOG IN 4:2:2...
Page 141 DVS-7200A OVERALL PANNEL PANNEL SUB D-SUB 9P SIF IF A ME1CRKY2V EXTERNAL SERIAL INTERFACE X2CH ME2CRKY2V Y U V TERMINAL SIF IF B [SADD,WDAT,RDAT,CKD,CKX,RST] 4:4:4 TO 4:2:2 D-SUB 25P REMOTE ANACRK 2 8FS/27M 4:2:2 ENC. 4:2:2 X3CH 4:2:2 REF-IN FLOE...
Page 142: Dvs-7200A (2Me System)
DVS-7200A OVERALL DVS-7200A (2ME SYSTEM) ME1CRKY1V ME2CRKY1V Y U V IN PROC IN PROC IN PROC 4:4:4 TO 4:2:2 ANACRK 1 DIGITAL IN DIGITAL IN DIGITAL IN (D1/D2) (D1/D2) (D1/D2) 4:2:2 ENC. ANALOG IN ANALOG IN ANALOG IN 4:2:2 X3CH...
Page 143 DVS-7200A OVERALL PANNEL PANNEL SUB D-SUB 9P SIF IF A ME1CRKY2V EXTERNAL SERIAL INTERFACE X2CH ME2CRKY2V Y U V TERMINAL SIF IF B [SADD,WDAT,RDAT,CKD,CKX,RST] 4:4:4 TO 4:2:2 D-SUB 25P REMOTE ANACRK 2 8FS/27M 4:2:2 ENC. 4:2:2 X3CH 4:2:2 REF-IN FLOE...
Page 145: Bkds-7015
BKDS-7015 OVERALL (1/3) 5-2. BKDS-7015 OPTION PANEL SWITCHER REMOTE1-4 TERMINAL1,2 CN-1149 IF-523 CTRL 0 DUAL PORT 232C ALPHA DUAL NUMERIC CN1 CN2 DISPLAY PORT CTRL 1 CONTROLLER CN12 CN13 MAIN CTRL 2 CPU-246 DUAL DISPLAY CTRL 3 PORT CONTROL CENTRO RS-232C SW,LED SCAN...
Page 146 BKDS-7015 OVERALL (2/3) CTRL 1 CTRL KY-390(AUX) BKDS-7002(1/3) LE-148 LE-180 SWITCH 4-DIGIT DISPLAY 4-DIGIT DISPLAY DC-92 DC-92 3V DC-DC 3V DC-DC DC 3 CTRL 2 KY-389A(M/E1) CTRL BKDS-7002(2/3) LE-148 LE-147 SWITCH 4-DIGIT DISPLAY 4-DIGIT DISPLAY DC-92 DC-92 3V DC-DC 3V DC-DC DC 4 CTRL 3 CTRL...
Page 147 BKDS-7015 OVERALL (2/3) CTRL CTRL KY-395A(TOP MENU) KY-395C (BKDS-7033) SWITCH SWITCH DC 2 DC 1 CTRL CTRL KY-392(M/E1 FADER) KY-328 (BKDS-7030) LE-142 LE-144 LE-144 SWITCH SWITCH ROTARY ENCODER 7-SEGMENT 10-DOT LED 10-DOT LED ROTARY ENCODER DC 7 DC 8 CTRL CTRL KY-391(M/E2 FADER) KY-393...
Page 148 BKDS-7015 OVERALL (3/3) CTRL 0 CTRL KY-394(EL FUNCTION KEY) SWITCH ROTARY ENCODER DC 6 CTRL KY-395B (UTILITY MENU) SWITCH DC 11 5-10 DVS-7200AE MMP1...
Page 149 BKDS-7015 OVERALL (3/3) CTRL CTRL KY-324 KY-329 (TEN-KEY) (BKDS-7031) LE-148 SWITCH SWITCH 4-DIGIT DISPLAY ROTARY ENCODER DC 13 DC 12 OVERALL BLOCK (3/3) BKDS-7015/7030/7031/7033/7340/7091 5-11 DVS-7200AE MMP1...
Page 150: Bkds-7025/7026
BKDS-7025/7026 OVERALL (1/3) 5-3. BKDS-7025/7026 OPTION PANEL DISPLAY PANEL SWITCHER REMOTE1-5 TERMINAL1,2 CN-1143B CN18 CN10 IF-523 (FOR REMOTE2-5) DUAL PORT 232C CTRL 0 ALPHA DUAL NUMERIC CN1 CN2 DISPLAY PORT GPI I/F CONTROLLER CN12 CN13 CTRL 1 MAIN CTRL 2 CPU-263 DUAL DISPLAY...
Page 151 BKDS-7025/7026 OVERALL (1/3) DISPLAY PANEL UNIT CTRL KY-323 EL DISPLAY SWITCH ROTARY ENCODER CN-1143B DISPLAY PANEL OVERALL BLOCK (1/3) BKDS-7001/7025/7026/7090 5-13 DVS-7200AE MMP1...
Page 152 BKDS-7025/7026 OVERALL (2/3) CTRL 1 CTRL KY-320(M/E1) LE-142 LE-144 SWITCH ROTARY ENCODER 7 SEGMENT 10 DOT LED LE-143 LE-145 7 SEGMENT 4 DIGIT DISPLAY DC 1 KY-328 or 329 DC 6 CTRL 2 CTRL KY-321(BKDS-7025)(M/E2) KY-367(BKDS-7026) LE-142 LE-144 SWITCH ROTARY ENCODER 7 SEGMENT 10 DOT LED LE-143...
Page 153 BKDS-7025/7026 OVERALL (2/3) CTRL CTRL KY-319A(BKDS-7025)(M/E1) KY-318A KY-319B(BKDS-7026) (BKDS-7025)(M/E1) KY-318B LE-147 LE-150 LE-148 (BKDS-7026) SWITCH (KY-319A ONLY) (KY-318A ONLY) SWITCH DUAL COLOR 4 DIGIT DISPLAY 4 DIGIT DISPLAY LE-147 (KY-319A ONLY) 4 DIGIT DISPLAY CTRL CTRL KY-319A(BKDS-7025)(M/E2) KY-318A KY-319B(BKDS-7026) (BKDS-7025)(M/E2) KY-318B LE-147 LE-150...
Page 154 BKDS-7025/7026 OVERALL (3/3) CTRL 0 CTRL KY-332(AUX) LE-147 LE-147 SWITCH 4 DIGIT DISPLAY 4 DIGIT DISPLAY LE-147 LE-147 4 DIGIT DISPLAY 4 DIGIT DISPLAY DC 0 CTRL 4 CTRL KY-324 (TEN-KEY) LE-146 SWITCH 4 DIGIT DISPLAY KY-411 (P/P) 5-16 DVS-7200AE MMP1...
Page 155 BKDS-7025/7026 OVERALL (3/3) CTRL KY-331(AUX) LE-148 SWITCH 4 DIGIT DISPLAY CTRL CTRL KY-328 KY-329 (BKDS-7030) (BKDS-7031) LE-144 SWITCH SWITCH ROTAR ENCODER ROTAR ENCODER 10 DOT LED KY-320,321 or 367 KY-320,321 or 367 (M/E1 or M/E2) (M/E1 or M/E2) OVERALL BLOCK (3/3) BKDS-7001/7025/7026/7090 5-17 DVS-7200AE MMP1...
Page 157 The material contained in this manual consists of and all other exposed metal parts for AC information that is the property of Sony Corporation and leakage. Check leakage as described below. is intended solely for use by the purchasers of the equipment described in this manual.

Sony DVS-7200A Maintenance Manual

Manual Structure

1 Service Overview

2 Replacement of Main Parts

3 Troubleshooting (Control Panels)

4 Periodic Check and Maintenance

5 Overall Block Diagrams

Quick Links

Troubleshooting

Related Manuals for Sony DVS-7200A

Summary of Contents for Sony DVS-7200A

This manual is also suitable for:

Table of Contents