File name p41-48R.pdfRepair flow chart 105S2 CM23 GSIII 41
9 Go to cover page
A. Power Supply Failure
Sympton: check 7103
check 2105 check 7103
no startup sound Y Y pin 4 osc.
100V< C2105<380V pin8 = 5V
LED light off freq=40Khz
N N N Y
check check
check
1101/1102/ 2110/2111/
3135/6106/7103
6101/7102 3108/3131
check OVP check
check 7112 check 7103 check 7103
Y 7106 / 7107 Y 7103 /7104 Y N
pin 1,2,4,5 pin1 = 0V pin6 output ?
latch? short
Y
check
6115/3113/
3125/7102
Sympton: check check
startup failure 6172/6157/6158/ +180,80,5,12, check 7103
N N
LED blinking 6160/6161/6112 -12, 8, 6 pin 3 > 1V
Burst sound short short
Y N
OPP possibly active
replace 5110 check 3116 /3117 /
|