Sony KD-43X7 H Series User Manual

SECTION 3
TROUBLESHOOTING
25
No Power
Fuse F1001 broken
no
Check B board
no
yes
START
no
Diode D1001 broken
1. Check fuse impedance
F1001 / F1002
Is < 1ohm?
2. Check impedance
D1001 to GND
Is > 1kohm?
yes
MOSFET Q1007 Broken
3. Check MOSFET
Q1007
Is > 1kohm?
no
yes
MOSFET Q1002 Broken
4. Check MOSFET
Q1002
Is > 1kohm?
yes
no
yes
MOSFET Q1008 Broken
5. Check MOSFET
Q1008
Is > 1kohm?
LD board
F1001
1
2
Q1007
Q1002
Q1008
D1001
3
4
5
F1002
SAFETY NOTES SELF DIAGNOSTIC FUNCTION TROUBLESHOOTING SERVICE ADJUSTMENT DIAGRAMS PANEL HANDLING FACTORY DATA RESET
SYSSET
2020/12/1202:35:59(GMT+09:00)

Sony KD-43X7 H Series Specifications

General

Brand	Sony
Model	KD-43X7 H Series
Category	LCD TV
Language	English