9-6
FL9.5TR
[ Video Signal Section ]
No
Is the "L" pulse sent out Pin(1) terminal of remote
control receiver (RS1301) when the infrared remote
control is activated?
Check the line between Pin(1) terminal of remote
control receiver(RS1301) and Pin(1) of CN202,
and service it if defective.
Yes
Is the "L" pulse supplied to Pin(1) of CN202?
Yes
Is 3.3V voltage supplied to Pin(2) terminal of the
remote control receiver (RS1301)?
No
FLOW CHART NO.2
Operation is possible from the remote control unit.
Check AL+3.3V line and service it if defective.
No
Replace the remote control receiver(RS1301)
or the remote control unit.
Yes
Replace Digital Main CBA Unit.
When pressing each switches (SW1351~SW1355,
SW1357~SW1360) do the voltage of Pin(3) of CN202
and Pin(2) of CN903 increase?
Yes
The key operation is not functioning.
FLOW CHART NO.1
Are the contact point and installation state of the key
switches (SW1351~SW1355, SW1357~SW1360)
normal?
Re-install the switches (SW1351~SW1355, SW1357~
SW1360) correctly or replace the poor switch.
Check the switches (SW1351~SW1355, SW1357~
SW1360) and their periphery, and service it if
defective.
Yes
Replace Digital Main CBA Unit.
No
No
No operation is possible from the remote control unit.
Summary of Contents for LD427SSX
Page 17: ...5 3 FL9 5 1DC 2 Rear Cabinet S 1 1 Stand Assembly S 3 S 2 S 3 S 3 S 3 S 4 S 5 Fig D1 ...
Page 62: ...11 4 FL9 5SCJP2 Jack Power 2 3 Schematic Diagram ...
Page 63: ...11 5 FL9 5SCJP3 Jack Power 3 3 Schematic Diagram ...
Page 67: ...11 9 BD Power Schematic Diagram FL9 5SCBDP ...
Page 68: ...11 10 FL9 5SCIR IR Sensor Junction Schematic Diagram ...
Page 69: ...11 11 FL9 5SCF Function Schematic Diagram ...
Page 70: ...11 12 SD Schematic Diagram FL9 5SCSD ...
Page 83: ...11 25 BD Main 8 11 Schematic Diagram FL9 5SCBD8 ...
Page 85: ...11 27 BD Main 10 11 Schematic Diagram FL9 5SCBD10 ...
Page 92: ...11 34 BA94H0F01042 A BD Power CBA Top View BD Power CBA Bottom View ...
Page 93: ...11 35 BA94H0F01042 B SD CBA Top View SD CBA Bottom View ...
