40
107S2 CM23 GSIII
Repair Flow Chart
C. Horizontal deflection
output repair flow :
1. Sympton :
without
H-deflection.
2. Sympton :
East /West
corr.
check Hsync
7501 pin6
check
180V
check Hsync
7501 pin8
check Hsync
7606 base
check Hsync
7603 drain
check Hsync
7605 base
refer 7501 check list
or replace 7501
No
Ok
check
6602,7601,7602
Ok
No
replace 5612
4. Sympton :
Rotation
check
3643 / 3649
enter factory mode
check linearity data
in eeprom
check 7621
pin 1,2,3,4,8
check
3655~3656
7614~7616
check 7501
pin11
parabola exist
check
7611 ~ 7613
parabola exist
check 2625
parabola
exist
3. Sympton :
H-linearity
(full freq. range)
replace 5611
check
7682,7683
refer 7501
check list
5. Sympton :
H_dc shift
check
7607,7608
check
7501 pin 32
enter OSD
function
disable morier
check
7685collector
check
7617,7618
3605
6. Sympton :
Focus
check cpu
7801
pin 4,5,6,42
check cpu
7801 pin29
control range
check
3681/3698
check cpu
7801 pin28
control range
check
5671
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