Sony KV-28FQ70B Service Manual ▷ View online
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- 29 -
~ A Board Schematic Diagram [ Tuner, Audio Amp & Scart Connector ] Page 1/6 ~
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2
5
3
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1
MICRO
A 2/6
SCART
AUDIO
AUDIO
A 2/6
VIDEO
A 2/6
MUTE
A 2/6
A
1/6 TUNER, AUDIO AMP & SCART CONNECTOR
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A . . - 2 8 F Q 7 0
xx
xx
xx
xx
xx
xx
xx
xx
xx
xx
xx
xx
xx
0
xx
TO H1 BOARD
CN2910
CN2910
TO F1 BOARD
CN0981
CN0981
+5V
100nh
+9V REG
+5V REG
+3.3V REG
+1.8V REG
A 3/6
A 6/6
A 6/6
A 3/6
A 5/6
A 5/6
TO WOOFER
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- 30 -
~ A Board Schematic Diagram [ Audio Processor ] Page 2/6 ~
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A . . - 2 8 F Q 7 0
MICRO
A 1/6
3/6
6/6
3/6
6/6
VIDEO
A 1/6
3/6
5/6
3/6
5/6
MUTE
A 1/6
YUV 100
A 3/6
4/6
4/6
A
2/6 AUDIO PROCESSOR
TO H1 BOARD
CN2909
CN2909
B11
SCART
AUDIO
AUDIO
A 1/6
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- 31 -
~ A Board Schematic Diagram [ RGB & H Deflection ] Page 3/6 ~
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A
3/6 RGB & H DEFLECTION
VIDEO
A 1/6
2/6
5/6
2/6
5/6
MICRO
A 1/6
2/6
6/6
2/6
6/6
YUV 100
A 2/6
4/6
4/6
H CENTRE
A 4/6
V PROT
A 4/6
A . . - 2 8 F Q 7 0
H LIN
A 4/6
VDN-OUT
A 4/6
VDP-OUT
A 4/6
ABL
A 4/6
DF
A 4/6
TO D BOARD
CN8612
CN8612
820
2.2k
56K
DEFLECTION
CONTROL CCT
+12V REG
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- 32 -
~ A Board Schematic Diagram [ Vertical Deflection & Rotation Coil ] Page 4/6 ~
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4/6 V E RT I C A L D E F L E C T I O N & ROTAT I O N C O I L
H CENTRE
A 3/6
YUV 100
A 2/6
3/6
3/6
H SYNC
VPROT
A 3/6
H LIN
A 3/6
ABL
A 3/6
DF
A 3/6
VDP-OUT
A 3/6
VDN-OUT
A 3/6
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A . . - 2 8 F Q 7 0
XX
180K
560K
DEFLECTION
CONTROL CCT
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