Read Panasonic UB-T580 / UB-T580W (serv.man5) Service Manual Supplement online
6
3 “SECTION 9 TROUBLESHOOTING”
3.1.
“Section 9.1 LED Status”
Note:
* Disassembling the unit will be required to remove the USB cable from the unit and/or reassemble it.
** Applied to UB-T580W only
** Applied to UB-T580W only
Symptom
Possible Cause
Check Point
1. The Status LED does
not light up.
The connection between elite Panaboard
and PC is not proper.
and PC is not proper.
*1. Check the connection between the elite Panaboard and
PC.
2. Plug the USB cable to another USB interface on the PC
PC.
2. Plug the USB cable to another USB interface on the PC
The USB cable from the elite Panaboard
is connected to PC via a USB Hub.
is connected to PC via a USB Hub.
1. Plug the USB Cable to the PC, directly.
The USB cable has a failure.
*1. Replace the USB cable.
The connection between CONTROL
Board and LED Board is not proper.
Board and LED Board is not proper.
1. Check the connection between CN4 and CN200
LED Board has a failure.
1. Check the following signal on the LED Board.
(1) CN200-3rd pin: + 5 V (Approx.)?
=> If yes, replace the LED Board.
(1) CN200-3rd pin: + 5 V (Approx.)?
=> If yes, replace the LED Board.
CONTROL Board has a failure.
1. Replace the CONTROL Board.
(Note: For details on how to replace the
board, refer to "SECTION 15 ADJUSTMENT".)
(Note: For details on how to replace the
board, refer to "SECTION 15 ADJUSTMENT".)
2. The Status LED turns
red.
USB cable was plugged in while touching
the screen surface on the elite
Panaboard.
the screen surface on the elite
Panaboard.
1. Unplug the USB cable.
Then, after 5 seconds or more, plug the USB cable again
without touching the screen surface
Then, after 5 seconds or more, plug the USB cable again
without touching the screen surface
The reflection tape attached inside the
screen frame becomes dirty.
screen frame becomes dirty.
1. Clean the reflection tape around the screen frame
2. Replace the tape with a new one.
3. Restart the elite Panaboard.
Then check that the LED turns green.
2. Replace the tape with a new one.
3. Restart the elite Panaboard.
Then check that the LED turns green.
The reflection tape is peeled from the
inside of the screen frame.
inside of the screen frame.
1. Replace the tape with a new one.
2. Restart the elite Panaboard.
Then check that the LED turns green.
2. Restart the elite Panaboard.
Then check that the LED turns green.
Magnets or similar objects have been
attached to the Screen Board.
attached to the Screen Board.
Remove the magnets or other similar objects from the
Screen Board.
Screen Board.
An object has been placed on the Lower
Frame.
Frame.
Get rid of the object.
The connection between CONTROL
Board and Sensor (CMOS Camera
Module) is not proper.
Board and Sensor (CMOS Camera
Module) is not proper.
1. Check the following connections.
(1) Between CN2 and CN300
(2) Between CN301 and Sensor (CMOS Camera Module
(Right))
(3) Between CN3 and CN300
(4) Between CN301 and Sensor (CMOS Camera Module
(Left))
2. Replace faulty cables.
(1) Between CN2 and CN300
(2) Between CN301 and Sensor (CMOS Camera Module
(Right))
(3) Between CN3 and CN300
(4) Between CN301 and Sensor (CMOS Camera Module
(Left))
2. Replace faulty cables.
RELAY Board (Right and/or Left) has a
failure.
failure.
1. Replace faulty boards.
The optical axis of the Sensor is
straying from its ideal path.
straying from its ideal path.
1. Replace the elite Panaboard.
Sensor (CMOS Camera Module) does not
work properly.
work properly.
1. Replace the CMOS Camera-module Kit.
(Note: For details on how to replace the kit,
refer to "SECTION 15 ADJUSTMENT".)
(Note: For details on how to replace the kit,
refer to "SECTION 15 ADJUSTMENT".)
** The connector cable from the IR
Board is not securely connected to
the RELAY Board.
Board is not securely connected to
the RELAY Board.
Check the following connections.
(1) CN302 to IR Board (L)
(2) CN302 to IR Board (R)
(2) CN302 to IR Board (R)
** IR Board ((L) or (R)) does not work
correctly.
correctly.
Replace the IR Board ((L) or (R)).
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