Read Sony KLV-32D300A / KLV-40D300A / KLV-46D300A (serv.man2) Service Manual online
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KL
V
V
-32/40/46D300A
RM-GA008
G3 Board Trouble shooting for Main Converter (KLV-40/46D300A)
No
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Pulse wave form
appear
IC6100 pin_12
IC6100 pin_6
V>3V?
IC6100 pin_1
V>1.4V?
C6205_+
V>15V?
Saw wave form
appear at
IC6100 pin_3
IC6100 pin_8
V>15V?
R6110
Open?
IC6100 OCP operate
or Secondary circuit short
St-by P/S
Pri_Vcc fail
Check R6101
or Q6303
Check IC6100
Near area
Q6100,Q6101
fail
IC6100 fail or
PH6100,IC6150
fail
Main converter fail
3V
IC6100 Pin_6
Shut Down
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