Panasonic TX-32LM70F / TX-32LM70L / TX-32LM70P / TX-26LM70F / TX-26LM70L / TX-26LM70P Service Manual ▷ View online
Adjustment Method
How to enter Service 1
•
Set the Bass to maximum position, set the Treble to minimum position then keep pressing the INDEX button on the
remote control and press the down button (-/v) on the TV set, this will place the TV set into the Service Mode 1.
remote control and press the down button (-/v) on the TV set, this will place the TV set into the Service Mode 1.
Key Command
•
Press the RED / GREEN buttons to step up / down through the functions.
•
Press the YELLOW / BLUE buttons to alter the function values, to alter White Rasters use +/- buttons
•
Press the OK button after each adjustment has been made to store the required values.
•
To exit the Service Mode, press the "N" button.
Keep adjusting sequence: DVCO, Sub-Contrast, other items.
Item
Setting indication
Note: All setting values are approximate
Settings / Special features
Sub-Contrast
Sub-Contrast
32
Receive a 80% white level Philips Pattern with correct
sound system (B/G, D/K) via aerial input. For Sub-
Contrast alignment press "Blue" button, wait until the
figure colour is changed from red to black colour.
Press the OK.
DVCO
DVCO
63
Receive a 80% white level Philips Pattern via aerial
input. For DVCO alignment press "Blue" button, wait
until the figure colour is changed from red to black
colour. Press the OK.
Highlight
Lowlight
For correct setting see White Balance Adjustment
Sub-Brightness
Sub-Brightness
0
Optimum setting.
White Balance Adjustment
Instrument
•
Remote Control
•
LCD WB meter (Minolta CA-210 or equivalent)
Condition
•
Switch on the TV Set. Enter Service1. Step down to Highlight line and keep the aging time more than 20 minutes.
Procedure
•
After aging time above set White Raster No.12 for Highlight and No.4 for Lowlight
Press the OK button
to store.
•
Put Minolta Sensor to the center of the LCD Panel with 25mm gap between Minolta Sensor and LCD Panel. Adjust "x"
and "y" values by changing Red and Blue values.
and "y" values by changing Red and Blue values.
•
Press OK button to store setting.
High
12
0410
0410
0410
Low
4
0064
0064
0064
High
12
Low
4
Item
Value
x
2850
±150
Highlight
y
2940
±150
x
2860
±150
Lowlight
y
2900
±150
9
A-BOARD
TNP0EA009
TNP0EA009
P-BOARD
TNP0EP009
TNP0EP009
P4
A13
A10
5 KEY BUTTON
A8
V2
V-BOARD
TNP0EV009
TNP0EV009
A2
LCD-PANEL
SAMSUNG
SAMSUNG
P3
K-BOARD
TNP0EK009
TNP0EK009
P1
K3
H-BOARD
TNP0EH009
TNP0EH009
A6
H2
A12
H1
A5
A5
SP-L SP-R
Wiring diagram
10
JK3600
AV3
AV3
K1
P2
A7
JK5000
HDMI1
HDMI1
A1
B-BOARD
TNP0EA009
TNP0EA009
B1
B2
SERVICE
MAINS IN
JK5001
HDMI2
HDMI2
JK3001
YUV
YUV
JK3000
AV1
AV1
JK3050
AV2
AV2
JK2300
AUDIO OUT
AUDIO OUT
JK3002
AUDIO IN
AUDIO IN
11
B1
13
11
10
11
10
B-BOARD
TUNER
TU001
ENGF7701GF
TU001
ENGF7701GF
AM
TUNER CVBS
SIF
A1
13
11
10
11
10
IC1501
VCT69XYP
VCT69XYP
191
CVBS IN
31
SIF
13,14
AM
IC5003
HDMI RECEIVER
JK5001
HDMI
HDMI
JK5000
HDMI
HDMI
AV2 21 PIN SCART
1
1
3 2 6
7 11 15 20
AV1 21 PIN SCART
L OUT
R OUT
R IN
L IN
B IN
G I
N
N
R IN
CVB
S
IN
CVB
S
OUT
19
RED/C IN
G I
N
N
B IN
L OUT
R OUT
CVB
S
OUT
R IN
L IN
CVB
S
IN
3
2
6
7 11 15
20
19
L
R
J
K
K
300
2
AU
DI
O IN
O IN
V
U
Y
JK3001
L
R
JK2300
IC3300
AUD_MATRIX
A2
TO LCD P
A
N
E
L
33
AV1 R OUT
32
AV1 L OUT
7
AV1 R IN
6
AV1 L IN
178
31
30
30
9
8
8
177
AV1 B IN
176
AV1 G IN
AV1 R IN
189
AV1 CVBS IN
195
AV1 CVBS OUT
190
A
V2
C
VBS
I
N
179
AV2 B IN
180
AV2 G IN
181
AV2 RED/C IN
AV2 CVBS OUT
21
22
22
4
3
MONITOR OUT R
MONITOR OUT L
YUV R IN
YUV L IN
IC270
HEDPHONE AMP
26
25
25
HP L
HP R
H-BOARD
R
L
V
L
R
C
Y
H2
3
5
5
A6
1
3
1
3
DATA TO PANEL
1
7
7
188
187
194
AV3 C IN
AV3 Y IN
H1
3
1
4
6
8
A12
3
1
4
6
8
184
AV3 CVBS IN
174
PR IN
172
PB IN
173
Y IN
8Bit data
8Bit data
R 8Bit data Bus
G 8Bit data Bus
B 8Bit data Bus
IC252
AUDIO AMP
IC251
AUDIO AMP
28
27
27
SP L
4
16
SP R
4
16
SPEAKER L
SPEAKER R
L
R
13
13
A5
4
2
3
1
Video & Stereo Audio Block Diagram
50-57
58-65
66-73
1 2 27 28
9
10
23
24
23
24
A
V1
L
OUT
V
C
TP
A
V1
R OUT
V
C
TP
A
V
1
A
V
2 AV
3 YUV L
IN
A
V
1
A
V
2 AV
3 YUV R
IN
A-BOARD
11
10
AV3 R IN
AV3 L IN
MONITOR OUT R
MONITOR OUT L
F 800
K1
1
4
4
SW 800
K3
1
3
3
MAIN IN
PC1060
RM1050
K-BOARD
V-BOARD
V2
STBY3.3V
BATS
6
B1
4
TUNER
TU001
TU001
B-BOARD
B2
1
5V
5V
LCD PANEL
A1
4
3V3 PVCC
3V3 AVCC
3V3 XTAL
IC5003
5,6,7,13,16,19,26,76,89,109
,122,134
,122,134
22,23,35,74,79,92,94,105,
114,128,139
114,128,139
37,55
38,42,46,50,57,61,65,69
98
99
3V3 HD
1V8 HD
3V3 REG
HDMI RECEIVER
IC1501
18
33
36
33
36
45,75
77
86,96,114
124
127,133,139,150,156
142
164
164
169,185
170
192
192
197
VSUPAU 8V
VSUPSIF 5V
VSUPDIG 3,3V
VSUPDRI 3,3V
VSUPCOM 3,3V
VSUPIO1 3,3V
VSUPDIG 1,8V
VSUPLVDS 3,3V
VSUPLVDS 1,8V
VSUPLVDS 1,8V
VSUPDAC 3,3V
VSUPFE 1,8V
VSUPFE 3,3V
VSUPFE 3,3V
VSUPVO 3,3V
VSUPIO3 3,3V
AUDIO VIDEO
PROCESSOR
PROCESSOR
IC5001
8
IC5002
8
IC1380
14,9,8,7
5V
EDID EPROM
EDID EPROM
DAC
IC1381
8
8V
OP AMP
5V MIXED P0
5V MIXED P1
IC251
AUDIO 24V
18,5
8V
AUDIO 24V
AUDIO AMP
IC252
18,5
AUDIO AMP
IC270
8
HP AMP
STBY 3,3V
STBY 3,3V
STBY 3,3V
9V
IC1220
1,6
SWITCH
IC1120
8
EPROM
IC1500
2
RESET
IC3300
5
AUD MATRIX
PANEL 5V
A2
26-30
5V
PANEL 5V
Q1701
A8
6
D5000
D5003
5V
5V MIXED P0
5V MIXED P1
LCF
´S
VSUPDIG 3,3V
VSUPDRI 3,3V
VSUPCOM 3,3V
VSUPIO1 3,3V
VSUPIO3 3,3V
VSUPVO 3,3V
VSUPFE 3,3V
VSUPDAC 3,3V
VSUPLVDS 3,3V
STBY 3.3V
IC3800
PROTECTION
SIGNAL 24V
IC3801
STBY 1.8V
VSUPDIG 1.8V
VSUPLVDS 1.8V
VSUPFE 1.8V
VSUPLVDS 1.8V
VSUPFE 1.8V
LCF
´S
Q3803
LCF
3.3V HDMI
3V3 HD
IC5000
LCF
´S
3V3 PVCC
3V3 AVCC
3V3 XTAL
3V3 AVCC
3V3 XTAL
3V3 REG
Q3802
D3806
D3807
12V STBY
12V
IC3802
LCF
LCF
TUNER 5V
LINE
FILTER LF 800
FILTER LF 800
-
D801
~
~
P1
1
3
LINE
FILTER LF 802
FILTER LF 802
L800
1
4
2
3
IC800
MAIN PS CONTROL
7 9 5 3 2
4
1
P2
9,11,12
AUD24 V
8,10
SIG24 V
20-22
STBY 12 V
T800
1
2
2
3
4
7
8
4
7
8
9
10
11
12
13
14
15
16
PC801
PC800
D831
D832
IC 830
P3
1-5
F
830
Q830
A7
9,11,12
8,10
20-22
AUD24 V
5V
1V8 HD
30V
12V
IC3803
8V
9V
Power Supply Block Diagram
12
P-BOARD
A-BOARD
D3802
115
3.3V_HDMI
LCF
VSUPAU 8V
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