Panasonic TX-17LA1Q Service Manual page 39

11.7. A-Board (4 of 4) Schematic Diagram, BL-Board, and K-Board Schematic Diagram
A-BOARD TNPH0569 (4/4)
!
31
32
33
34
35
36
37
38
39
40
K-BOARD TNPA3081
!
STR
F
SW105 SW104
EVQPC105K
EVQPC105K
1%
R105 R104
68k 22k
1%
BL-BOARD TNPA3080
!
TO A4
BL1
TP701
GND 1 0
TP702
INV_15V 2 14.8
TP703
INV_15V 3 14.8
4
GND 0
5
T701_3 14.8
TP704
6 14.8
T701_6
7 0
GND
TP705
8 14.8
T702_3
TP706
9 14.8
T720_6
10 0
GND
11 0
GND
TC-17/20LA1H, TX-17/20LA1M/Q/T/X/Z
A-Board (3 of 4) Schematic Diagram
28
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-/DOWN +/UP TV/AV
K1
TP102
1
2
SW103 SW102
2.6
SW101 3
EVQPC105K
EVQPC105K
EVQPC105K TP101
2.6 4
R103 R102 R101
6.8k 0
12k
1% 1%
C703
BL4
! 27p
TP709
3.15kV
1 10
1
-
2
2 9 -
C704 TP710
!
27p
3
3.15kV
4
5 8
6 7
R702
D701
T701
200
MA2J11100L
ETJV23MA1YAC
1/2W
1%
CAUTION:
HIGH VOLTAGE
C701
!
BL6
33p TP707
3.15kV
1 10
1
-
2
2 9 -
TP708
C702
!
3 33p
3.15kV
4
5 8
6 7
D702
R701
T702
200 MA2J11100L
ETJV23MA1YAC
1/2W
1%
29
AB_HP_R
AB_HP_L
AD_PR
TP4209
AD_YV
TP4210
AD_CPB
AC_SCL1
AC_SDA1
AA_MAINPOW
AA_MUTE
AA_RESQ
AC_AFC
AA_REMOTE
AA_LED_R
AA_PIXELPOW
AA_INV_ON
AA_INV_DET
A3
TP4137
1
GND
AA_INV_PWM
2
GND
3 2.6
KEY TP4136
4 2.6
KEY
C4050
50V
180p
TO LCD PANEL
(BACK LIGHT)
TO LCD PANEL
(BACK LIGHT)
30
TP4201
0 50
GND
TP4202
0.5 49
HP_R
TP4203
0 48
S_GND
TP4204
3.1 47
HP_L
0 46
NC
TP4205
2.8 45
NC
0 44
NC
TP4206
2.8 43
NC
0 42
NC
TP4207
2.8 41
PR
0 40
NC
TP4208
0.1 39 NC
0 38 GND
37
3.4 YV
36
0 GND
35
4.3
C/PB
34
0 GND
TP4211
9.0 33
9V
9.0 32
9V
0 31
GND
TP4212
4.1 30
SCL1
TP4213
4.2 29
SDA1
0 28
GND
TP4214
2.5 27
STB_2.5V
2.5 26
STB_2.5V
0 25
GND
TP4215
3.3 24
STB_3.3V
3.3 23
STB_3.3V
0 22
GND
TP4216
5.0 21
STB_5V
TP4217
5.0 20
5V
5.0 19
5V
5.0 18 5V
5.0 17 5V
0 16 GND
TP4218
1.5 15 1.5V
14
1.5 1.5V
13
0 GND
TP4219
12
3.1 MAINPOW
TP4220
11
0 MUTE
TP4221
3.0 10
RESQ
TP4222
2.9 9
AFC
TP4223
2.6 8
KEY
TP4224
2.7 7
REMOTE
TP4225
3.3 6
LED_R
TP4226
4.8 5
PIXELPOW
TP4227
3.3 4
INV_ON
TP4228
2.4 3
INV_DET
0 2
GND
TP4229
1.7 1
INV_PWM
SIDE
TO
A6 DG-BOARD
(DG9001)
31 32
45