1-13-7 E3TFGTR
Replace
DVD MECHANISM & DVD/HDD MAIN
CBA ASSEMBLY
or HARD DISK DRIVE.
Are the video signals outputted to each pin of CN1502?
Ye s
No
FLOW CHART NO.5
VIDEO E-E does not appear normally.
Are the video signals inputted to each pin of IC1509? Check the line between video input terminal and
each pin of IC1509, and replace service it if defective.
Are the video signals outputted to each pin of IC1509?
Ye s
Ye s
No
No
IC1509 VIDEO-IN 1 (AV1)20PIN
IC1509 DTV-Y3PIN
IC1509 VIDEO-Y/CVBS-IN61PIN
IC1509 VIDEO-C-IN59PIN
CN1502 VIDEO-Y/CVBS-IN20PIN
CN1502 VIDEO-C-IN22PIN
VIDEO-Y/CVBS-IN
20PIN
VIDEO-C-IN
22PIN
IC1509 DTV-C5PIN
IC1509 VIDEO-IN 2 (AV2)12PIN
IC1509 TUNER-VIDEO
VIDEO-IN 1 (AV1)
DTV-Y
DTV-C
VIDEO-IN 2 (AV2)
18PIN
IC1509 JK150420PIN
IC1509 CN1800 26PIN3PIN
IC1509
® CN150261PIN
IC1509
® CN1502 59PIN
Check the line between each pin of IC1509 and
each pin of CN1502 and service it if defective.
IC1509 CN1800 28PIN5PIN
IC1509 JK200112PIN
TUNER-VIDEOIC1509 TU1800 17PIN18PIN
Continued to A on the next page.
Check the ECO+5V, ECO+9V
line and service it if defective.
Replace IC1509.
Ye s N o
Is 5V voltage supplied to Pin(27,29,47,63) of IC1509?
Is 9V voltage supplied to Pin(75) of IC1509?
FLOW CHART NO.3
No HDD operation is possible from the remote control or the unit.
Check Q1100 and their periphery, and service it if
defective.
Replace SATA CBA UNIT.
Is 12V voltage supplied to Pin(20, 21, 22) of CN5003?
Ye s
Are the FFC cable or wires connected properly?
Ye s
No
Check Q1102 and their periphery, and service it if
defective.
Is 5V voltage supplied to Pin(14, 15, 16) of CN5003?
Ye s
No
Is 3.3V voltage supplied to Pin(2) of IC5002?
Ye s
Reconnect the FFC cable or wires.
No
No
FLOW CHART NO.4
Replace DVD MECHANISM & DVD/HDD MAIN
CBA ASSEMBLY.
There is [No Disc] indication.
Both picture and sound do not operate normally.
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