Panasonic ShowStopper PV-SS2710, Service Manual

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Turn off the unit power, unplug the AC Power Plug, wait approx.
one minute, then plug in the AC Power Plug.
After the unit is turned on, HDR
circuit does not start up properly.
When the unit works properly, the
screen selected before turning off
the unit is displayed on the TV
monitor as follows.
Confirm that the spinning sound can be heard from the
HDD after the AC Power Plug is plugged in.
Turn on the unit by pressing the POWER button on the unit
or remote control.
HDD may be defective. Replace HDD. In rare cases: Power Supply C.B.A. is defective.
Check UNSW HDD+12V and UNSW HDD+5V lines on Power Supply
C.B.A. Repair as necessary.
Main C.B.A. is defective. Repair Main C.B.A.
NG
OK
The following screens will be displayed on the TV Monitor in order:
The blueback screen that states "Please Wait a Few Moments..." as
shown below.
OK
OK
OK
OK
Still NG
In rare cases: Main C.B.A. is defective.
Check conductivity of line between IC6502 (Pin 21, 22, 53, 54, and 50)
and P6502 connector (Pin 3, 4, 6, 5, 2) on Main C.B.A. (There are
some 100 ohm resistors. (R6501, R6511, etc.))
Repair or replace necessary. Still NG
Check voltage at 12V), 5V) and
TP891(+130V) for TV circuit on Power Supply C.B.A.
Confirm that the connector cable between P3002 on
Main C.B.A and P9032 on HDR Main C.B.A. is securely
connected to the connector.
NG(No blueback(black screen))
Blueback screen
OR
NG
("Please Wait a Few Moments..."
is not displayed)
Power Supply C.B.A. is defective.
Repair Power Supply C.B.A. NG
NG Connect the connector cable securely.
HDR Main C.B.A. is defective.
Replace HDR Main C.B.A.
NG
(TV monitor does not change from
"Please Wait a Few Moments...")
HDR Main C.B.A. or HDD is defective.
Replace HDR Main C.B.A. and HDD.
HDR Main C.B.A. may be defective.
Replace HDR Main C.B.A.
NG HDR Main C.B.A. is defective.
Replace HDR Main C.B.A.
Changes to the following screen automatically.
Changes to the screen selected
before turning off the unit
automatically.
Changes to the following
screen automatically when
a CH has never been
selected after QuickSetup.
Changes to the QuickSetup
screen automatically when
the QuickSetup has never
been performed.
The picture of the CH which
was selected, just before
power off is displayed.
After the picture of the CH which was selected, just before
power off is displayed, change from the current input mode
to another by pressing INPUT button. Then, input video
signal to selected input jack. Confirm that "Please Wait a
Few Moment..." is NOT displayed on the TV monitor and
selected input video is displayed on the TV monitor.
NG
(The following symptom occurs frequently:
After displaying "Please Wait a Few
Moments...",
resets
once, and then
starts up properly.)
NG
(After displaying "Please Wait...",
the system continually
resets
and
redisplays the same message.)
NG
(After displaying "Please Wait...",
the system continually
resets
and
redisplays the same message.)
HDR Main C.B.A. or HDD is defective.
Replace HDR Main C.B.A. and HDD.
HDR Main C.B.A. is defective.
Replace HDR Main C.B.A.
Do the video/audio check, refer to symptom(2).
How to distinguish whether a problem exists in the HDR circuit (HDR Main C.B.A./HDD) or in another circuit:
Note: Before doing troubleshooting:
1. Confirm that a signal is being output from the input sources (Cable Box, DSS Receiver, or Antenna) and that the input sources are properly and securely connected to the unit.
2. If using the IR Blaster, confirm that the IR Blaster is properly affixed to the external devices (Cable Box, DSS Receiver, etc.) for CH control.
3. If using the Serial Cable, confirm that the Serial Cable is properly affixed to the external devices (Cable Box, DSS Receiver, etc.) for CH control.
4. Confirm that the QuickSetup is properly completed.
5. Confirm that all existing connector cables in the unit are properly and securely connected to the correct connectors on the unit.
Symptoms
(1)
Possible Solution
Check if blueback signal from HDR Main C.B.A. is
output to Pin 5 and 6 of P3002 on Main C.B.A.
NG
(Selected input video is not displayed
on the TV monitor.)
The picture of the CH which was
selected, just before power off
is displayed.
reset:
The screen is changed to the black screen,
then to the "Please Wait a Few Moments..." screen.
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