Bang & Olufsen BeoVision 5 - 42 US Manual página 77

6.16 Final check after repair, English
Test and adjustment after replacement of module(s)
XVC
VCX
CXV
R674
SC
R557
TPVAD
R477
Final check after repair
Preparations before adjustment
- Do not connect ESD-mat to PDP.
- Set the PDP and to receive a picture, eg. generate internal picture as dscribed on
page 6.12 Pixel test.
- Checking and adjusting voltage may be performed with a DC-voltmeter
(e.g. multi meter).
Ground is connected to the chassis in the PDP, if nothing else is specifi ed.
Measuring- and adjustment point please refer to illustrations below table.
- Use a non conductive tool for adjustment.
P Power Supply
SC Scan Out
SS Sustain Out
Module Test Point
P TPVsus
P TPVda
SC TPVbk
SC TPVad
SS TPVe
Before reinstalling the PDP in the product run the self-check, page 6.11.
Please continue with "Test and adjustment after repair" and "Final check after
repair", page 5.14 and 5.15.
Value Tolerance
Lable ± 1V
67 V ± 1V
Lable ± 5V
Lable ± 1V
Lable ± 1V
P
VSUS
VDA
Adjust at Remark
R621
R646 Fixed value
R6443
R6477
R6774
TPVDA
TPVSUS
R774
TPVE
SS