Philips 202P70/00 Service Manual page 34

34
202P7 CRT
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E. CPU (7301)
check List
Repair Flow Chart (Continued)
Check CPU Pin6=5V
Basic check
2 Raster_Shify
3 ABL_C
4 H_LIN
5 RESET
15~10
(S1,S2,S3,S4,S5,S6)
S-cap switch
Pin8/Pin9=12MHz
Pin7=GND
Check output
=1.2V
Check output
=2.9V
Check output
=2.1V
Check output
=4.6V
check S1-S6
Low:0
Hi:1