OK
NG
OK
NG
NG
Change main
board assembly
OK
NG
TV has
but no
sound
picture
Check CON16 Pin15
Pin16&Pin17&Pin18=12V
Change power
board assembly
Check U23 Pin2 3.3V
Check U1,U2,U10,U29
voltage stable or not
Change main
board assembly
Change power
board assembly
OK
Check CON3 Pin7& Pin8
&Pin11&Pin12=24V
END
Troubleshooting
-33-
Summary of Contents for L32R200
Page 8: ...Main PCB Top Bottom Layer 8 Main PCB top layer ...
Page 9: ...Main PCB Top Bottom Layer 9 Main PCB bottom layer ...
Page 26: ...IC Block Diagram 26 ...
Page 27: ...IC Block Diagram 27 U9 U29 4 CHANNEL ANALOGUE MULTIPLEXER HEF4052BT ...
Page 28: ...IC Block Diagram 28 U23 5A LOW DROPOUT LINEAR REGULATOR 1 8V TO 263 3 U28 ...
Page 30: ...Transistor Mark 30 BC847B BC846B PT7M7809S7 ...
Page 35: ...Parts List 35 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...
Page 36: ...Parts List 36 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...
Page 37: ... o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P Parts List 37 FOR REFERENCE ONLY ...
Page 38: ...Parts List 38 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...
Page 39: ...Parts List 39 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...
Page 41: ...Parts List 41 o N t i u c r i C y t Q n o i t p i r c s e D o N t r a P FOR REFERENCE ONLY ...
