1-13-6 E3TFGTR
2 HDD/DVD Section
0.51
0.92
1.27
1.61
1.98
2.39
2.90
3.60
4.30
HDD
HDD/DVD
-PLAY
DVD
HDD/DVD
-STOP
HDD/DVD
-REC
Terminal voltage of IC501-8
KEY-2
IC501-8
(V)
HDD>DVD
VCR>DVD
OPEN
/CLOSE
VCR
Ye s
No
FLOW CHART NO.1
The key operation is not functioning.
Are the contact point and the installation state of
the key switches normal?
Is the control voltage normally inputted into Pin(8) of
IC501?
Check the key switches and their periphery, and
service
it if defective.
No
Re-install the key switches correctly or replace
the defective key switches.
FLOW CHART NO.2
No HDD/DVD operation is possible from the remote control. (Operation is possible from the unit.)
Replace RS1501 (remote control receiver) or remote
control unit.
Check the line between the RS1501 (remote
control receiver) and Pin(14) of IC501, and service it if
defective.
Is the "L" pulse sent out from Pin(1) terminal of the
RS1501 (remote control receiver) when the remote
control is activated?
Is the "L" pulse signal supplied to Pin(14) of IC501?
Replace IC501 or DVD MECHANISM & DVD/HDD
MAIN CBA ASSEMBLY.
Ye s
Ye s
Replace IC501 or DVD MECHANISM & DVD/HDD
MAIN CBA ASSEMBLY.
Ye s
Is 5V voltage supplied to Pin(3) terminal of the RS1501
(remote control receiver)?
Ye s
No
Check SYS+5V line, and service it if defective.
No
No
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