Panasonic TH-37PW4 User manual

Power Source:
A
C120V 50/60Hz (US model)
A
C220-240V 50/60Hz (Except US model)
Power Consumption: 395 W (US model)
295W (Except US model)
1.2W (stand-by condition) (US model)
1.8W (stand-by condition)
(Except US model)
0.9W (Power off condition) (US model)
1.6W (Power off condition)
(Expct US model)
Plasma Display panel: Drive method AC type
37-inch, 16:9 aspect ratio
Contrast Ratio 3000:1
Brightness Capability (Panel only) 650 cd / m2
(As a set) 330 cd / m2
Screen size: 818 mm (W)×461 mm (H)×939 mm
(diagonal)
No. of pixels
408,960 (852 (W)×480 (H)) [2,556×480 dots]
Operating condition:
Temperature 34 °F - 104 °F (0 °C - 40 °C)
Humidity 20 % - 80 %
© 2001 Matsushita Electric Industrial Co., Ltd. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
TH-37PW4
TH-37PWD4
GP4D Chassis
Applicable signals:
Color System NTSC, PAL, PAL60, SECAM, Modified NTSC
Scanning format 525i (480i), 625i (575i), 525p (480p), 625
(575p), 750p (720p), 1125/60i, 50i, 24p, 24SF
(1080/60i, 50i, 24p, 24SF) ........SMPTE 274M
PC signals VGA display
VGA
SVGA, SXGA, UXGA ...... (compressed)
Horizontal scanning frequency 15.5 - 110kHz
Vertical scanning frequency 48 - 120Hz
Connection terminals:
AV
Video in 1.0 Vp-p (75-ohm)
S-VIDEO IN
(MINI DIN 4PIN) Y: 1 Vp-p (75-ohm), C: 0.286 Vp-p (75-ohm)
AUDIO IN
(RCA PIN JACK × 2) 0.5 Vrms (high impedance)
COMPONENT/RGB
Y/G 1.0 Vp-p/composite (75-ohm)
0.7 Vp-p/non-composite (75-ohm)
PB/B 0.7 Vp-p (75-ohm)
Wide Plasma Display
Please file and use this manual together with the service manual for Model No.TH-42PW4/ TH-42PWD4,
Order No.ITD0107005C0.
Specifications
ORDER NO. ITD0109007A0
D10

PR/R 0.7 Vp-p (75-ohm)
HD 1.0 - 5.0 Vp-p (high impedance)
VD 1.0 - 5.0 Vp-p (high impedance)
AUDIO IN
(RCA PIN JACK×2) 0.5 Vrms (high impedance)
PC
(HIGH-DENSITY
D-SUB15PIN) R,G,B/0.7 Vp-p (75-ohm)
HD, VD/1.0 - 5.0 Vp-p (high
impedance)
1 PCB Structure sheet of GP4D chassis 3
2 Service Hint 4
3 Conductor Views 5
3.1. C1, C2, C3 and C4-Board 5
3.2. SU and SD-Board 7
3.3. SS, SS2 and SS3-Board 9
4 Schematic Diagram 13
4.1. C1-Board Schematic Diagram 13
4.2. C2-Board Schematic Diagram 14
4.3. C3-Board Schematic Diagram 15
4.4. C4-Board Schematic Diagram 16
4.5. SU-Board Schematic Diagram 17
AUDIO IN (M3.5 JACK) 0.5Vrms (high impedance)
SERIAL
EXTERNAL CONTROL
TERMINAL (D-SUB9PIN) RS-232C COMPATIBLE
SPEAKERS (External
speakers) 698W×2 (10% THD)
Dimensions (W×H×D): 36.2” (920 mm)21.7” (550mm) 3.5” (89 mm)
Weight (Mass) approx. 55.1 Ibs (25.0 kg) (main unit only)
approx. 64.4 Ibs (29.2kg) (with speakers)
4.6. SD-Board Schematic Diagram 18
4.7. SS, SS4, SS5 and S1-Board Schematic Diagram 19
5 Parts Location 21
6 Mechanical Replacement Parts List 23
6.1. US model 23
6.2. Except US model 23
7 Replacement Parts List 26
7.1. Relpacement Parts List Notes 26
7.2. US model Electrical Replacement Parts List 27
7.3. Expect US model Electrical Replacement Parts List 46
7.4. Option (TY-37TM4Z) 67
CONTENTS
Page Page
2
TH-37PW4 / TH-37PWD4

1 PCB Structure sheet of GP4D chassis
Board Name US model Except US model Function Remarks
P3 --- TNP1777 Drive voltage oscillator
P5 --- TNP1778 Primary oscillator
P6 --- TNP1779 PFC oscillator
P7 --- TNPA1780 Drive voltage protection
P8 --- TNPA1781 Process voltage protection
P1 --- TXNP11JASE Power Supply 1
P TXN/P10JAS --- Power Supply 1
F TXN/F10JAS TXN/F1JASE Line Filter 1
V1 TNPA2282 Front SW & Remote receiver
S1 TNPA2283 Power SW
HX TZTNP010JBS PC type Input terminal
HZ TZTNP020JBS RCA type Input terminal
H3 TNPA2249 Speaker terminal
SC TNPA2261 Scan Drive
D TZTNP01JCSE Digital process & control 1, 2
J TNPA2244 Separator / Audio Out 1
37 inch
C1 TNPA2278 Data Drive (Upper Left)
C2 TNPA2279 Data Drive (Upper Right)
C3 TNPA2280 Data Drive (Lower Left)
C4 TNPA2281 Data Drive (Lower Right)
SU TNPA2284 Scan Out (Upper) 1
SD TNPA2285 Scan Out (Lower) 1
SS TNPA2262AB Sustain Drive 1
SS4 TNPA2377 Sustain Connection (Upper)
SS5 TNPA2278 Sustain Connection (Lower)
Remarks
1.Recommend PCB´s for initial service for GP4D chassis.
2.Parts number of System model is TZTNP01JASE
Note
US model TH-37PWD4UZ
Except US model TH-37PW4AZ/BX/EX/HZ/RZ
TH-37PWD4AZ/BX/EX/HZ/RZ
3
TH-37PW4 / TH-37PWD4

2 Service Hint
4
TH-37PW4 / TH-37PWD4

3 Conductor Views
3.1. C1, C2, C3 and C4-Board
ABCDEFGH I
1
2
3
4
5
6
C1 C2
C4 C3
C1-BOARD(FOIL SIDE)
TNPA2278
C4-BOARD(FOIL SIDE)
TNPA2281
C3-BOARD(FOIL SIDE)
TNPA2280
C2-BOARD(FOIL SIDE)
TNPA2279
TNPA2278 1
C1
123
SEE REVERSEFOR ORDERNO.
C4
TNPA2281 1
123
SEE REVERSEFOR ORDERNO.
C3
TNPA2280 1
123
SEE REVERSEFOR ORDERNO.
C2
1TNPA2279
231
SEE REVERSEFOR ORDERNO.
TH-37PW4 / TH-37PWD4
5

ABCDEFGH I
1
2
3
4
5
6C1 C2
C4 C3
C1-BOARD(COMPONENT SIDE)
TNPA2278
C4-BOARD(COMPONENT SIDE)
TNPA2281
C3-BOARD(COMPONENT SIDE)
TNPA2280
C2-BOARD(COMPONENT SIDE)
TNPA2279
C7110
C7111
C7112
C7115
C7116
C7117
C7121
C7122
C7123
C7124
D7101
C7125
D7102
C7126
R7101
R7102
R7103
R7104
R7105
R7107 R7108
R7109
IC7101
IC7102
R7111
R7112
R7113
R7121
R7122
R7123
R7131
R7132
R7133
R7134
FAN1
FAN2
CA1 CA2 CA3
L7101
L7102 L7103 L7104
C11
C13
C14
C1
1
TNPA2278
C42
C43
L7401
L7402
L7403 L7404
CB1 CB2 CB3
C7410
C7411
C7412
C7414
C7415
C7417
C7421 C7422
C7423 C7424
C7425
C7426
R7403
R7405
R7406
R7407
R7409
IC7401
IC7402
R7410
R7411
R7412
R7421
R7422
R7423
TNPA2281
C4
1
C4MM1
C32
C33
C34
C35
Q7301 Q7302
C7309
C7310
C7311
C7313
C7314C7315
C7316
C7317
C7321
C7322
C7323 C7324
C7325
C7326
C7327
C7328
R7303
R7305
R7306
R7307
R7308
IC7301
R7309
IC7302
R7310
R7311
R7312
R7313 R7314
R7315
R7316
R7317
R7318
R7319
R7320
CB4 CB5 CB6 CB7
L7302 L7303 L7304
L7305
L7306
TNPA2280 1
C3
C3MM2
C3MM1
C22
C23
C24
L7201
L7202
L7203
L7204
L7206 FAN3
FAN4
CA4 CA5 CA6 CA7
C7209 C7210
C7211
C7212
C7214
C7215
C7216
C7221
C7222
C7223
C7224
D7201
C7225 C7226
C7227
C7228
R7201
R7202
R7203
R7204
R7205
R7206
R7207
R7208
IC7201
R7209
IC7202
R7210
R7211
R7212 R7213
R7231 R7232
R7233
R7241
R7242
R7243
TNPA2279 1
C2
TH-37PW4 / TH-37PWD4
6

3.2. SU and SD-Board
ABCDEFGH I
1
2
3
4
5
6SU
SD
SU-BOARD(FOIL SIDE)
TNPA2284
SD-BOARD(FOIL SIDE)
TNPA2285
TNPA2284 1
123SU
SEE REVERSEFOR ORDERNO.
TNPA2285 1123
SD
SEE REVERSE FOR ORDERNO.
TH-37PW4 / TH-37PWD4
7

ABCDEFGH I
1
2
3
4
5
6SU
SD
SU-BOARD(COMPONENT SIDE)
TNPA2284
SD-BOARD(COMPONENT SIDE)
TNPA2285
SU1 SU2 SU3
C6401
C6402
C6403 C6404
Q6401
C6411
C6412
C6413
C6414
C6415
C6416
C6417
C6418
C6419
D6401
D6402
D6403
D6405
R6401
R6402
R6403
D6408
R6404
IC6401
IC6402
IC6403
IC6404
R6410
R6411
R6412
R6413
R6414
R6420
R6421
R6422
R6423
TPSU1TPSU2
TNPA2284 1
SU
TPSD1
TPSD2
C6405
C6406
C6407
C6408
C6421
C6422
C6423
C6424
C6425
C6426
D6406
D6407
R6405 R6406
R6407
R6408
IC6405 IC6406
IC6407
IC6408
R6425
R6426
R6427
R6428
R6429
SD1 SD2 SD3
TNPA2285 1
SD
C6428
C6429 D6409
R6430
TH-37PW4 / TH-37PWD4
8

3.3. SS, SS2 and SS3-Board
ABCDEFGH I
1
2
3
4
5
6
SS-BOARD(FOIL SIDE)
TNPA2262AB
SS5-BOARD(FOIL SIDE)
TNPA2278 SS4-BOARD(FOIL SIDE) TNPA2277
Q6704
C6708
Q6705
Q6706
Q6707Q6708
C6721
C6722
C6723
C6724
Q6721
C6725
Q6722
C6726 Q6723
C6727
Q6724
C6728
Q6725
C6729
Q6726
C6730
SS11
SS12
D6720D6721
D6722
C6747 D6724
C6748
D6725
SS22
D6726 D6727 D6728
D6729
C6753
D6730
C6754
D6731
Q6751
C6756
D6732
Q6752
D6733
Q6753
SS33
SS34
C6765
C6766
SS41
SS42
SS43
SS44
SS48
SS49
D6756
SS41A
D6765
SS42A
R6774
SS43A
R6777
R6778
SS44A
L6701
L6702
L6703
L6704
L6705
TP1
L6711
TP2
L6712
TP3
L6713
TP4
L6714
TP5
L6715
TP6
L6716
TP7
TP8
TP9
L6720
L6721
L6722
L6723
L6724
L6725
L6726
L6727
L6728 L6729
L6730 L6731
L6732
L6733
L6734
L6735
L6736 L6737
L6738
L6739
TP10
TP11
TP12
TP13TP14
L6740
TP15
L6741
TP16
L6742
TP17
L6743
TP18
L6744
TP19
L6745
TP20
TP21
TP22
TP23
TP24
L6750
TP25
TP26
TP27
TP28TP29
TP30TP31
C6701C6702
C6703
C6704
Q6701
C6705
Q6702 C6706
Q6703
C6707
TNPA2262 1SS
123
456
SDG SDG SDG SDG SDG
S
DG S DG S DG S DG S DG S DG
1
7
1
5
A
A
K
A
A
K
A
A
K
A
A
K
AA
K1
3
AA
K
AA
K
AA
K
AA
K
AA
K
AA
K
E
C
B
AA
K
E
B
C
AA
K
E
B
C
1
11
1
3
113
113
113
113
1
2
671 2
6
7
113
SEEREVERSEFORORDERNO.
113 113
113
SDG SDG SDG
SS40A
SS46A
TNPA2378
SS5 1
SS45A
SS47A
TNPA2377
SS4 1
7
6
1
2
113
SEE REVERSEFOR ORDERNO.
113
SEE REVERSEFOR ORDERNO.
7
6
1
2
TH-37PW4 / TH-37PWD4
9

SS4
SS
SS5
Parts Location
SS-BOARD (FOIL SIDE)
TRANSISTOR
Q6701 G-5
Q6702 F-5
Q6703 F-5
Q6704 F-5
Q6705 D-5
Q6706 D-5
Q6707 C-5
Q6708 C-5
Q6721 D-3
Q6722 E-3
Q6723 E-3
Q6724 F-3
Q6725 F-3
Q6726 G-3
Q6751 B-5
Q6752 B-5
Q6753 B-5
TP18 B-2
TP19 B-2
TP20 B-2
TP22 B-2
TP23 B-2
TP24 G-3
TP25 G-3
TP26 F-3
TP27 F-3
TP28 E-3
TP29 E-3
TP30 E-3
TP31 D-3
TP1 H-3
TP2 H-3
TP3 H-3
TP4 H-3
TP5 H-3
TP6 H-3
TP7 I-3
TP8 H-3
TP9 H-4
TP10 H-4
TP11 I-4
TP12 I-4
TP13 B-2
TP14 B-2
TP15 B-2
TP16 B-2
TP17 B-2
TP
Parts Location
SS-BOARD (COMPONENT SIDE)
IC
IC6704 H-3
IC6705 H-3
IC6706 H-4
IC6755 H-3
Q6730 D-4
Q6741 H-5
Q6742 H-4
Q6743 H-4
Q6745 H-3
Q6746 H-3
Q6751 H-5
Q6752 H-2
Q6753 H-5
Q6756 H-3
TPSS H-4
TPV15 B-3
TPVDA B-3
TPVE H-5
TPVSUS B-3
Q6701 C-5
Q6702 D-5
Q6703 D-5
Q6704 D-5
Q6705 F-5
Q6706 F-5
Q6707 G-5
Q6708 H-5
Q6713 F-5
Q6714 F-5
Q6721 F-3
Q6722 E-3
Q6723 E-3
Q6724 D-3
Q6725 D-3
Q6726 C-3
Q6729 D-3
TRANSISTOR
TP
TH-37PW4 / TH-37PWD4
10