1-11-15
E9G01TR
D-FG
D-PG
5Vp-p
2.5Vp-p
D-FG
FLOW CHART NO.6
Capstan Motor does not rotate.
FLOW CHART NO.7
Drum Motor does not rotate.
FLOW CHART NO.8
Drum Motor rotates only for a few seconds.
FLOW CHART NO.9
RF-SW signal is not outputted.
Is the Drum Motor rotating?
Is 5V voltage supplied to Pin(2) of CN502?
Is 12V voltage supplied to Pin(1,11) of CN502?
Replace the Capstan Motor Unit.
Is over approximately 2.6V voltage supplied to
Pin(5) of CN502?
Check the P-ON+5V line and service it if defective.
Check the line between Pin(5) of CN502 and
Pin(76) of IC501, and service it if defective.
Check the AL+12V(2) and AL+16V/+12V line, and
service it if defective.
Check the AL+12V(2) and AL+16V/+12V line, and
service it if defective.
Check the AL+12V(2) and AL+16V/+12V line, and
service it if defective.
Check the P-ON+5V line and service it if defective.
Check the line between Pin(8) of CN502 and
Pin(77) of IC501, and service it if defective.
Replace IC501.
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Is 5V voltage supplied to Pin(2) of CN502?
Is the drum PG/FG signal inputted to Pin(90) of IC501?
Is the drum PG/FG signal inputted to Pin(90) of IC501?
Is 12V voltage supplied at Pin(1,11) of CN502?
Is the RF-SW signal outputted to Pin(18) of IC501?
Is 12V voltage supplied Pin(1,11) of CN 502?
Replace the Capstan Motor Unit or Cylinder
Assembly.
Replace the Capstan Motor Unit or the Cylinder
Assembly.
Replace the Capstan Motor Unit or the Cylinder
Assembly.
Replace the Capstan Motor Unit or the Cylinder
Assembly.
Refer to "FLOW CHART NO.7" <Drum Motor does
not rotate> and "FLOW CHART NO.8" <Drum
Motor rotates only for a few seconds>.
Is over approximately 2.6V voltage supplied to
Pin(8) of CN502?
Yes
Yes
Yes
Yes
Replace IC501.
Yes
Yes
Yes
Yes
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...
