1-11-2
E9TK3TR
FLOW CHART NO.6
AL+44V is not outputted.
Is the supply voltage 44V fed to the cathode of D013?
Check D013, D1140 and their periphery, and replace
P4(PW/SW ASSEMBLY) if defective.
Check for load circuit short-circuiting or leak, and
replace P1(AV ASSEMBLY) if defective.
FLOW CHART NO.8
AL+12V(ECO+12V) is not outputted.
Is the supply voltage 12V fed to the cathode of D014?
Check D014 and their periphery, and replace
P4(PW/SW ASSEMBLY) if defective.
Check for load circuit short-circuiting or leak, and
replace P1(AV ASSEMBLY) if defective.
FLOW CHART NO.7
TU+30V is not outputted.
Is 44V voltage supplied to collector of Q1808?
Refer to "FLOW CHART NO.6"<AL+44V is not
outputted>.
Is the "H" pulse (approximately 32V) inputted to
the base of Q1808?
Check D1804 and their periphery, and replace
P1(AV ASSEMBLY) if defective.
Check Q1511, Q1512 and their periphery, and
replace P1(AV ASSEMBLY) if defective.
FLOW CHART NO.9
P-ON+9V(VCR) is not outputted.
Is 12V voltage supplied to collector of Q1513?
Refer to "FLOW CHART NO.8"<AL+12V(ECO+12V)
is not outputted>.
Is the "H" pulse (approximately 10V) inputted to
the base of Q1513?
Refer to "FLOW CHART NO.7"<TU+30V is not
outputted>.
Check Q1513 and their periphery, and replace
P1(AV ASSEMBLY) if defective.
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
FLOW CHART NO.10
P-ON+5V(DECK) is not outputted.
Is 12V voltage supplied to collector of Q1516?
Refer to "FLOW CHART NO.8"<AL+12V(ECO+12V)
is not outputted>.
No
Yes
Is the "H" pulse (approximately 6V) inputted to
the base of Q1516?
Refer to "FLOW CHART NO.9"<P-ON+9V(VCR) is
not outputted>.
No
Yes
Check Q1516 and their periphery, and replace
P1(AV ASSEMBLY) if defective.
Summary of Contents for DVR19DTKB2
Page 4: ...1 1 1 E9TK3SP SPECIFICATIONS ...
Page 58: ...1 14 3 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV1 AV 1 9 Schematic Diagram VCR Section ...
Page 60: ...1 14 5 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV3 AV 3 9 Schematic Diagram VCR Section ...
Page 61: ...1 14 6 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV4 AV 4 9 Schematic Diagram VCR Section ...
Page 62: ...1 14 7 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV5 AV 5 9 Schematic Diagram VCR Section ...
Page 63: ...1 14 8 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV6 AV 6 9 Schematic Diagram VCR Section ...
Page 64: ...1 14 9 NOTE BOARD MEANS PRINTED CIRCUIT BOARD E9TK3SCAV7 AV 7 9 Schematic Diagram VCR Section ...
Page 89: ...1 17 3 DVDP_TI Push close 0 08 V 0 02 s Push Close detection Threshold level ...
Page 97: ...1 20 4 E9TK3PEX Packing X 2 X 3 X 6 X1 Upper Side Lower Side FRONT ...
Page 123: ......