Panasonic TC-29P10N / TC-33P10N Service Manual ▷ View online
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Inspection of the boards [A] and [D]
1. Disconnection the degaussing coil cable and the speaker
cable clamps (2 places) and the lead clamps on the print
holder (2 places), and disconnect the degaussing coil
coupler from the board.
holder (2 places), and disconnect the degaussing coil
coupler from the board.
2. Pull out the chassis frame to the front.
3. Tilt the pulled-out chassis frame as shown in the following
figure and inspect the pattern side.
At this time, use a cloth or similar for insulation.
At this time, use a cloth or similar for insulation.
Inspection of the boards [G] and [K]
1. Pull out the chassis frame to the front, and rotate the
chassis frame as shown in following figure.
Now inspection is possible from the parts side of the
boards [G] and [K].
Now inspection is possible from the parts side of the
boards [G] and [K].
2. Disengage the tabs (4 places) tilt up the board [K] in arrow
direction, and inspect it with the pattern side on top. At this
time, place a cloth underneath for safety (insulation).
time, place a cloth underneath for safety (insulation).
3. At the time of installation, match the board and the chas-
sis pins and install.
Warning
Electric shock may be caused when HOT
parts are touched. An electric shock will be
caused when the HOT part and the COLD
part are touched at the same time.
parts are touched. An electric shock will be
caused when the HOT part and the COLD
part are touched at the same time.
Caution
1 When the board [K] has been removed
from the chassis frame, pay attention to
prevent the coupler leads of board [K]
and board [G] from getting torn.
prevent the coupler leads of board [K]
and board [G] from getting torn.
!"
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Inspection and exchange of the rear termi-
nal switching board [H]
nal switching board [H]
1. Remove the screws fixing the rear terminal cover (3
screws), disengage the locking tabs (4 places), and
remove the rear terminal frame.
remove the rear terminal frame.
2. Disengage the cable (between H5 and L1) from the lead
clamp on the print holder, and tilt the rear terminal switch-
ing board [H] down to the front.
ing board [H] down to the front.
3. Inspection is possible in the following condition.
4. In case of exchange, disconnect the coupler H5 from the
4. In case of exchange, disconnect the coupler H5 from the
rear terminal switching board [H], and disengage the cou-
pler in upward direction either in this condition or with the
rear terminal switching board [H] slightly raised.
pler in upward direction either in this condition or with the
rear terminal switching board [H] slightly raised.
Rear terminal frame screws (3 screws)
Locking tab
Locking tab
Rear terminal
switching board [H]
switching board [H]
Coupler H5
Rear terminal switching board [H]
Lead clamp
Print holder
Coupler H5
Rear terminal switching board [H]
!"
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Exchange of each board
1. Disengage the cable (between H5 and L1) from the lead
clamp on the print holder.
2. Remove the print holder set screw, disengage the tab,
and remove the print holder.
3. Pull out the board to be exchanged to the top and replace
it.
4. For the VIF audio multiplex demodulation board [N],
remove the solder on the side of the board [A] and then
exchange.
exchange.
When the DAF board [DF] has been exchanged, per-
form “DAF Phase Adjustment” (refer to page 26).
When the video signal processing board [AG] has
been exchanged, confirm the TV signal, the color bar
signal, etc. On the screen and perform “Contrast
Adjustment, Color Output/Color Hue Adjustment”
(refer to page 36 and 27) asa required.
(For easier understanding of the explanations, the
condition with removed print holder is shown. The rear
terminal switching board [H] also has been removed
for the explanations.)
form “DAF Phase Adjustment” (refer to page 26).
When the video signal processing board [AG] has
been exchanged, confirm the TV signal, the color bar
signal, etc. On the screen and perform “Contrast
Adjustment, Color Output/Color Hue Adjustment”
(refer to page 36 and 27) asa required.
(For easier understanding of the explanations, the
condition with removed print holder is shown. The rear
terminal switching board [H] also has been removed
for the explanations.)
Print holder
Tab part
Set screw (1 screw)
Lead clamp
DAF board [DF]
Rear terminal switching board [H]
Digital core board [DG]
Video signal processing board [AG]
U/V tuner
VIF audio multiplex
demodulation board [N]
demodulation board [N]
!"
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Adjustment
In regard to service adjustment mode
As shown in the following table, adjustment is required when some parts have been exchanged.
: Always requires adjustment : Confirmation by pattern, adjustment as required.
: Confirmation by TV signal, color bar signal, etc., adjustment as required.
: Confirmation by TV signal, color bar signal, etc., adjustment as required.
White balance adjustment
H-V adjustment
Amplitude compensation
adjustment
adjustment
DAF phase adjustment
Focus adjustment
Contrast adjustment
Color output/hue adjustment
Memory
IC1114
IC1114
Digital core
board [DG]
board [DG]
Video signal
processing
board [AG]
processing
board [AG]
Picture tube
Deflection yoke
Flyback
transformer
T551
transformer
T551
DAF board
[DF]
[DF]
Adjustment
Exchange part
WB
H-V
G-MAG
OPT
H-V
G-MAG
OPT
Operation on the main unit
Remote control buttons
Switch off the power with the [POWER] button
on the main unit or the [POWER] button
on the remote control.
on the main unit or the [POWER] button
on the remote control.
Cancellation
Next, press three times.
Press
[VOL -]
Remote
control button
control button
Screen for one
horizontal line
horizontal line
Adjustment
Adjustment
item selection
item selection
Contents
Selection of
main items
main items
Volume +/-
Selection of
sub-items
sub-items
For white balance
adjustment
adjustment
1
2
3
5
4
*Channel selection is done with the [CHANNEL ] button.
Press the button [VOL -] inside the door of the main unit while
pressing the button [Recall ] on the
remote control transmitter three times in a row (within 2 seconds).
pressing the button [Recall ] on the
remote control transmitter three times in a row (within 2 seconds).
How to enter into service adjustment mode
+
[Recall ]
+
P
anasonic
1
2
3
4
5
6
7
8
9
0
-/--
+
-
+
TV/A
V
•
Caution item
1. After entering service adjustment mode, perform adjustment after making notes of the values for each item. The written
values (data) differ according to the set. Using the notes value as a referncefacilites adjustment.
2. The iten [OPT
] (OPT adjusmtment) in the contents for service adjusmtent mode is for aadjusmtment at the plate.
Stay away form this item, at it means adjustment of all items.
!"
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