Panasonic TH-55LF6W / TH-55LF60W Service Manual ▷ View online
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TH-55LF6W_TH-55LF60W
5 Service Mode
5.1.
CAT (Computer Aided Test) mode
How to access the CAT mode.
Method A Main unit + remote control operation
Method A Main unit + remote control operation
Press and hold the button on the right side of the unit and press the RECALL button on the remote control 3 times quickly
within 2 second, this will place the unit into the CAT mode.
within 2 second, this will place the unit into the CAT mode.
Method B Remote control operation only
1. Set the OFF timer except for [0] minute by OFF TIMER button. (30 minutes, 60minutes, 90 minutes)
2. Set the volume level of sound to 0 by VOL down button / -button.
3. Press the RECALL button more than 3 seconds before a volume display disappears.
2. Set the volume level of sound to 0 by VOL down button / -button.
3. Press the RECALL button more than 3 seconds before a volume display disappears.
To exit the CAT mode, turn the power off by the main unit or a remote control.
5.1.1.
IIC mode
Select the IIC mode by Up/Down button on the remote control at the front page of CAT mode and then press the Action button on
the remote control.
the remote control.
Subject and item are mentioned on “IIC mode structure”.
To exit the IIC mode, press the R button on the remote control.
To exit the IIC mode, press the R button on the remote control.
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TH-55LF6W_TH-55LF60W
5.1.2.
CD mode
Select the CD mode by Up/Down button on the remote control at the front page of CAT mode and then press the Mute button on
the remote control more than 3 seconds.
the remote control more than 3 seconds.
Memory data change
To exit the CD mode, press the R button on the remote control.
About the serial number display
As for the serial number of A-module for repair, a dummy value is displayed.
* By the set for which A-module was exchanged, a serial number is displayed as [-----].
* By the set for which A-module was exchanged, a serial number is displayed as [-----].
About the history display of SOS for the power supply system
• This unit adds the history display (5 times) of power supply failure to the CD mode as PTCT.
• By the self check of a signal system, only one history is displayed (After a self check disappears). But PTCT displays 5 times of
• By the self check of a signal system, only one history is displayed (After a self check disappears). But PTCT displays 5 times of
histories (Abnormality of the latest 3 times, first time and second time after shipment) and after a self check does not disappear.
You can see a detailed history of power failure sometimes.
You can see a detailed history of power failure sometimes.
* About the display contents of PTCT
PTCT : The position of [05] is the first time after shipment.
PTCT : The position of [04] is the second time after shipment.
PTCT : The position of [03] is second from last time.
PTCT : The position of [02] is last time.
PTCT : The position of [01] is the latest.
PTCT : The position of [05] is the first time after shipment.
PTCT : The position of [04] is the second time after shipment.
PTCT : The position of [03] is second from last time.
PTCT : The position of [02] is last time.
PTCT : The position of [01] is the latest.
In [Contents & Check point] of [6.1.2. Power LED Blinking timing chart], the two-digit following PTCT are displayed by a hexadeci-
mal number.
mal number.
Blinking times
Contents & Check point
Display contents
ex.1
2 times
PTCT 02 H 09
02
ex.2
9 times
PTCT 09 H 09
09
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5.1.3.
SD mode
Select the SD mode by Up/Down button on the remote control at the front page of CAT mode and then press the Action button on
the remote control.
the remote control.
To exit the SD mode, press the R button on the remote control.
5.1.4.
MS mode
Select the MS mode by Up/Down button on the remote control at the front page of CAT mode and then press the Mute button on
the remote control more than 3 seconds.
the remote control more than 3 seconds.
To exit the MS mode, press the R button on the remote control.
Caution:
Market Select should be set after exchange of A-Board.
Destination number
Number
Model (Destination)
0
42/47/55LF6J (Japan)
1
42/47/55LF6U (North America)
3
42/47/55LF6W (Europe,Asia, Oceania, ME, Africa)
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TH-55LF6W_TH-55LF60W
5.1.5.
NW mode
Note :
To use the network function, set each "Network Setup" setting and make sure to set the "Control I/F Select" to "LAN" or
"RS232C".
"RS232C".
Select the NW mode by Up/Down button on the remote control at the front page of CAT mode and then press the Action button
on the remote control.
on the remote control.
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