1-11-9
E9G01TR
Is SIF signal inputted to Pin(2) of IC1?
Are the audio signal outputted
to Pin(30,31) of IC1?
Replace TU1501.
Replace IC1.
Yes
Check the line between
Pin(30,31) of IC1 and
Pin(20,24) of IC1518, and
service it if defective.
Yes
No
No
Check the AL+12V(1) line
and service it if defective.
Replace IC1518.
Yes
No
FLOW CHART NO.7
Audio E-E does not appear normally.
Are the audio signals inputted to each pin of
IC1518?
Check the line between audio input terminal and
each pin of IC1518, and service it if defective.
Check the line between Pin (1,12) of IC1501 and
Pin (23,27) of IC1518, and service it if defective.
Are the audio signals outputted to Pin(23,27) of
IC1518?
Yes
Are the audio signals outputted to Pin(1,7) of
IC1506?
Yes
Yes
Yes
Yes
Yes
No (Rear
input)
No (Tuner)
Replace IC1506.
No
No
No
Check the line between Pin (5,14) of IC1501 and
audio input terminal (JK1202, JK1203), and service
it if defective.
No
IC1518
AUDIO-IN1 (AV1)
10,16PIN
IC1518
AUDIO-IN2 (AV2)
8,14PIN
IC1518
TUNER-AUDIO
20,24PIN
Are the audio signals inputted to each pin of
IC1501?
IC1501
TUNER-AUDIO/AUDIO-IN1,2
1,12PIN
IC1501
AUDIO-IN-F (FRONT)
5,14PIN
IC1518
→
JK1502
10,16PIN
IC1518
→
JK2001
8,14PIN
AUDIO-IN1 (AV1)
AUDIO-IN2 (AV2)
Is 12V voltage supplied to Pin(2,4) of IC1518?
Check the AL+5V(1) and
AL-5V line, and service it if
defective.
Replace IC1501.
Yes
No
Are the audio signals outputted to Pin(3,13) of
IC1501?
Is 5V voltage supplied to Pin(16) of IC1501?
Is -5V voltage supplied to Pin(7) of IC1501?
Continued to "C" on the next page.
Are the analog audio signals outputted to each pin
of CN1502?
CN1502 17PIN AUDIO (L)-OUT
CN1502 15PIN AUDIO (R)-OUT
No
Replace the DVD MECHANISM & DVD MAIN
CBA ASSEMBLY.
Summary of Contents for DRVR-B778S
Page 17: ...1 6 5 E9G01DC Fig D10 20 Deck Pedestal 21 Front Bracket R S 19 S 19 S 19 S 19 S 20...
Page 56: ...1 13 3 E9G10SCM1 Main 1 9 Schematic Diagram VCR Section...
Page 58: ...1 13 5 E9G10SCM3 Main 3 9 Schematic Diagram VCR Section...
Page 59: ...1 13 6 E9G10SCM4 Main 4 9 Schematic Diagram VCR Section...
Page 60: ...1 13 7 E9G10SCM5 Main 5 9 Schematic Diagram VCR Section...
Page 61: ...1 13 8 E9G10SCM6 Main 6 9 Front Jack Schematic Diagram VCR Section...
Page 62: ...1 13 9 E9G10SCM7 Main 7 9 Schematic Diagram VCR Section...
Page 63: ...1 13 10 E9G10SCM8 Main 8 9 Schematic Diagram VCR Section...
Page 64: ...1 13 11 E9G10SCM9 Main 9 9 Schematic Diagram VCR Section...
Page 66: ...1 13 13 E9G10SCRJ Rear Jack Schematic Diagram VCR Section...
Page 67: ...1 13 14 E9G10SCAFV AFV Schematic Diagram VCR Section...
Page 87: ...1 18 2 E9G01PEX Packing X4 S2 S2 S3 S2 A14 S1 S5 S5 S2 X9 X3 S9 X2 X1 X31 X43 X22 X20 S10...
Page 104: ...DRVR B778S E9G10BD 2007 07 23...