Specifications

Mechanical Instructions
EN 18 SDI PDP 2K64.
4.1.8 Exchange YB and YM board - 42” SD v5
1. Unplug all of the FPC connectors of Y-Buffer. See “Photo
1”.
2. Unplug connectors CN5001 and CN5008 from Y-
Main. See “Photo 2”.
3. Loosen all the screws of Y-Buffer and Y-Main. See “Photo
3”.
4. Remove the board from the chassis.
5. Unplug connectors CN5003, CN5004 and CN5005
between Y-Buffer and Y-Main.
6. Remove Y-Buffer from Y-main.
7. Replace the defective board.
8. Re-assemble Y-Buffer and Y-Main.
9. Plug in connectors CN5003, CN5004 and CN5005
between Y-Buffer and Y-Main. See “Photo 4”.
10. Arrange the boards on the chassis and tighten them.
11. Connect the FPC connectors. See “Photo 5”.
12. Supply the electric power to the module and then check the
waveform of the board.
13. Turn “off” the power after the waveform is adjusted.
Figure 4-20 Photo 1 and 2: Dis-assembly of YB and YM - 42” SD v5
Figure 4-21 Photo 3 and 4: Re-assembly of YB and YM - 42” SD v5
4.1.9 Exchange YB and YM board - 42” HD w1
1. Unplug all of the FPC connectors of Y-Buffer. See “Photo
1”.
2. Loosen all the screws of Y-Buffer and Y-Main. See “Photo
3”.
3. Remove the board from the chassis.
4. Unplug connectors CN5004, CN5011 and CN5012
between Y-Buffer and Y-Main.
5. Remove Y-Buffer from Y-main.
6. Replace the defective board.
7. Re-assemble Y-Buffer and Y-Main.
8. Plug in connectors CN5004, CN5011 and CN5012
between Y-Buffer and Y-Main. See “Photo 4”.
9. Arrange the boards on the chassis and tighten them.
10. Connect the FPC connectors.
11. Supply the electric power to the module and then check the
waveform of the board.
12. Turn “off” the power after the waveform is adjusted.
Figure 4-22 Photo 1 and 2: Dis-assembly of YBU, YBL, and YM - 42” HD w1
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