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Part 4: Troubleshooting
4-13
4. IC BLOCK DIAGRAMS
●
AD9883 <Analog Flat Panel Interface, IC8201>
2:1
MUX
A/D
8
8
8
R
IN
R
OUTA
R
IN
R
OUTB
2:1
MUX
A/D
8
8
8
G
IN
G
OUTA
G
IN
G
OUTB
2:1
MUX
A/D
8
8
8
B
IN
B
OUTA
B
IN
B
OUTB
2:1
MUX
HSYNC
HSYNC
2:1
MUX
VSYNC
VSYNC
2:1
MUX
SOGIN
SOGIN
COAST
CLAMP
CKINV
CKEXT
FILT
SCL
SDA
A0
REF
BYPASS
DATACK
HSOUT
VSOUT
SOGOUT
SERIAL REGISTER
AND
POWER MANAGEMENT
REF
SYNC
PROCESSING
AND
CLOCK
GENERATION
CLAMP
CLAMP
CLAMP
AD9888
2
●
AN5870SB <RGB SW, G_Sync Separator, IC5201>
Summary of Contents for LV-S3E/D78-5423
Page 2: ...CANON Multimedia Projector LV S3U D78 5422 LV S3E D78 5423 SERVICE SMANUAL ...
Page 9: ...Part 1 General Information ...
Page 24: ...Part 2 Repair Information ...
Page 42: ...Part 3 Adjustment ...
Page 59: ...Part 4 Troubleshooting ...
Page 73: ...Part 4 Troubleshooting 4 14 BA7078AF Sync Detector IC5301 BA9743AFV DC DC Converter IC371 ...
Page 74: ...Part 4 Troubleshooting 4 15 LM4865 Audio Amplifier IC5003 PW168A Scaler Main CPU IC301 ...
Page 76: ...Part 5 Parts Catalog ...
Page 77: ......
Page 93: ...Part 6 Electrical Diagrams ...