Panasonic TX-P42C2B / TX-P42C2E / TX-P42C2L / TX-PR42C2 Service Manual ▷ View online
53
12.11. A-Board (6/19) Schematic Diagram
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
ADCCK
STMHPD0
STMGPIO5
XRSTSTM
LOSDOUT0
SLRCK
STMGPIO8
STMGPIO9
STMDDCSCL2
STMGPIO1
CH1PSYNC
STMGPIO2
STMHPD1
STMSBI0
STMDDCSCL0
STMADIN5
SG-RF_AFT1
SG-PD4H_DRVRST/PWM_POW_ON
SDOUT3
SRCK0
STMGPIO4
SG-AI_SENSOR
STMDDCSDA1
STMHPD2
STMGPIO6
STMSBO0
STMCECAVL1B
STMDDCSDA0
STMGPIO7
STMSBT0
STMRMIN
P3.3V_DET
EA11
XIRQ3
STMCECPUL
PG-FILM_DET
PG-FILM_DET
P3.3V_DET
STMSBI1
EA8
STMDDCSCL1
EA10
SG-G_LED_ON
STMCECAVL1A
PORT0
STMDDCSDA2
STMGPIO0
STMADIN4
EA9
LOSDOUT1
P_ON/OFF
STMTIME4
STMCECO
STMTIME0
STMADIN0
STMTIME3
STMEXTRG
STMADIN1
STMTIME2
STMTIME1
STMTIME3
STMTIME2
STMTIME1
STMTIME0
STMADIN1
STMADIN0
STMEXTRG
SDATA
SCLOCK
STMADIN3
AGCI
STMHPD2
STMHPD1
STMHPD0
STMGPIO9
STMDDCSDA0
STMDDCSCL0
SRCK0
STMDDCSDA1
STMDDCSCL1
STMGPIO7
STMDDCSCL2
STMDDCSDA2
STMGPIO8
STMGPIO3
STMGPIO3
STMSBT0
STMADIN5
STMRMIN
STMADIN4
STMGPIO0
STMGPIO1
STMGPIO2
SDOUT3
STMCECO
STMCECPUL
STMCECAVL1A
STMCECAVL1B
STMADIN2
STMADIN2
STMADIN3
XRSTSTM
STMGPIO4
STMGPIO5
STMSBO0
STMSBI0
STMGPIO6
STMTIME4
XIRQ3
PORT0
EA11
LOSDOUT0
SLRCK
SG-AI_SENSOR
SG-G_LED_ON
P_ON/OFF
SG-PD4H_DRVRST/PWM_POW_ON
SG-RF_AFT1
EA10
LOSDOUT1
EA9
EA8
CH1PSYNC
ADCCK
AGCI
STMSBI1
P5V_DET
C1101
25V
0.01u
C1100
25V
0.01u
C1102
16V
0.1u
D1101
B0JCCE000008
*IC1100
TVRR539
1
NC
2
NC
3
NC
4
VSS
5
SDA
6
SCL
7
WC
8
VCC
SUB3.3V
STB3.3V
STB3.3V
STB3.3V
SUB5V
STB3.3V
STB3.3V
R1505
R1203
R1206
R1205
R1202
R1559
R1101
R1204
R1177
R1160
R1207
R1564
R1201
R1108
R1105
R1107
R1103
R1176
R1106
R1109
TP1100
TP1101
SG-RF_AFT1
STMGPIO8
STMSBT0
STMGPIO3
STB_RST
EA8
EA10
XIRQ3
KEY_SCAN
STMRMIN
STMSBI1
STMADIN4
OSD_VIN
STMADIN5
FACT_SDBOOT
EA11
STMGPIO7
STMGPIO0
SG-PD4H_DRVRST/PWM_POW_ON
STMGPIO1
STMSBT0
STMGPIO2
STMGPIO9
SG-AI_SENSOR
P5V_DET
EA25
STMHPD1
STMGPIO2
XRST_SYS
LOSDOUT0
EA9
SLRCK
SG-PD4H_DRVRST/PWM_POW_ON
SG-G_LED_ON
ADCCK
STMSBO0
LOSDOUT1
P3.3V_DET
STMGPIO6
P_ON/OFF
PANEL_MAIN_ON
PG-FILM_DET
EA10
STMGPIO0
STMHPD0
STMTIME4
SRCK0
STMSBI0
STMSBI1
CH1PSYNC
STMGPIO5
SDOUT3
AGCI
STMHPD2
PORT0
EA8
STMSBI1
EA11
STMTIME2
STM-EEP_SCL
STM-EEP_SDA
SDATA
STMCECO
EA10
STMGPIO9
STMCECAVL1B
STMCECAVL1A
STMADIN4
ADCCK
STMTIME4
STMDDCSCL2
STMDDCSDA2
STMADIN5
STMGPIO0
STMDDCSDA1
CH1PSYNC
STMGPIO5
PORT0
STMDDCSDA1
STMDDCSCL0
STMDDCSCL0
STMDDCSDA0
SCLOCK
STMTIME0
SRCK0
AGCI
STMCECAVL1A
STMADIN2
STMHPD2
STMTIME1
STMCECO
SDOUT3
STMSBO1
STMDDCSCL2
STMGPIO2
STMTIME3
STMADIN0
STMGPIO4
STMCECPUL
STMGPIO8
STMGPIO7
STMDDCSDA0
STMADIN1
STMRMIN
EA9
STMEXTRG
STMSBO0
STMDDCSDA2
STMGPIO3
STMGPIO1
SLRCK
XRSTSTM
LOSDOUT0
STMCECAVL1B
STMGPIO6
STMADIN3
PORT1
STMSBT0
XIRQ3
STMDDCSCL1
STMHPD0
STMSBI0
STMHPD1
STMDDCSCL1
LOSDOUT1
R1104
47k
R1183
4.7k
R1181
47k
R1520
10k
R1518
68k
R1179
7.15k
1%
R1180
1k
R1186
47k
R1552
4.7k
R1503
47k
47k
R1563
47k
R1519
47k
R1562
47k
R1521
100k
R1185
100
R1187
27k
GenX
A-Chip_V
AVSW
ADV_A
(SG-AI_SENSOR)
TO TUNER
TO Standby-MPU
Set
IIC
(SG-RF_AFT1)
(SG-PD4H_DRVRST/PWM_POW_ON)
TO STB-RESET
(SG-G_LED_ON)
TO TUNER
ACHIP_A
STB-RESET
POWER/PANEL CTRL
TO Sheet Set
SG-TRCD3
SG-TRCD2
SG-TRCD1
SG-TRCD0
SG-TRCST
SG-TRCCLK
SG-EXTRG0
SG-SDATA
SG-SCLOCK
SG-TRCD3
SG-TRCD2
SG-TRCST
SG-TRCCLK
SG-TRCD1
SG-TRCD0
SG-EXTRG0
SG-P15V_DET
SG-PD4H_PANEL_MAIN_ON/SBI
SG-P3.3V_DET
SG-P3.3V_DET/SBO
SG-P3.3V_DET/SBO
SG-PD4H_PANEL_MAIN_ON/PANEL_VCC_ON
SG-HPD0
SG-HPD1
SG-HPD2
SG-HPD1
SG-HPD2
SG-HPD0
SG-HPD1
SG-HPD2
SG-HPD0
SG-HDMI_5V_DET0
SG-HDMI_5V_DET1
SG-HDMI_5V_DET2
SG-HDMI_5V_DET2
SG-HDMI_5V_DET1
SG-HDMI_5V_DET0
SG-HDMI_5V_DET0
SG-DDCSDA0
SG-DDCSCL0
SG-DDCSDA1
SG-DDCSCL1
SG-DDCSDA2
SG-DDCSCL2
SG-DDCSDA0
SG-DDCSCL0
SG-DDCSDA1
SG-DDCSCL1
SG-DDCSDA2
SG-DDCSCL2
SG-DDCSDA0
SG-DDCSCL0
SG-DDCSDA1
SG-DDCSCL1
SG-DDCSDA2
SG-DDCSCL2
PG-PANEL_LED_ON
PG-PANEL_LED_ON
PG-SD_LED_ON
SG-HDMI_5V_DET1
SG-SRQ_GENX
SG-SRQ_GENX
SG-SRQ_GENX
SG-SOS
SG-SOS
SG-SOS
SG-RMIN
SG-RMIN
SG-RMIN
SG-PANEL_SOS/BL_SOS
SG-PANEL_SOS/BL_SOS
SG-PANEL_SOS/BL_SOS
SG-SUB3.3V_SENSE
SG-SUB3.3V_SENSE
SG-SUB3.3V_SENSE
SG-SW_OFF_DET
SG-SW_OFF_DET
SG-SW_OFF_DET
SG-HDMI_CEC
SG-HDMI_CEC
SG-HDMI_CEC
SG-HDMI_CEC_PU_ON
SG-HDMI_CEC_PU_ON
SG-QLINK1
SG-QLINK2
SG-QLINK1
SG-QLINK2
SG-QLINK1
SG-QLINK2
SG-FACT
SG-FACT
SG-GENX-KEY1
SG-GENX-KEY1
SG-NRST
SG-NRST
SG-GENX-EEP_WP
SG-GENX-EEP_WP
SG-TV_SUB_ON
SG-TV_SUB_ON
SG-TV_SUB_ON
SG-SP_HP_MUTE
SG-SP_HP_MUTE
SG-SP_HP_MUTE
SG-MON_MUTE
SG-MON_MUTE
SG-MON_MUTE
SG-DTV_XRST
SG-DTV_XRST
SG-DTV_XRST
SG-R_LED_ON
SG-R_LED_ON
SG-R_LED_ON
PG-ACTIVE_ANTENNA_DET
PG-ACTIVE_ANTENNA_DET
PG-MAIN_FAN_ON/SP_LED_ON
PG-MAIN_FAN_ON/SP_LED_ON
PG-MAIN_FAN_ON/SP_LED_ON
PG-FAN_SOS
PG-FAN_SOS
PG-FAN_SOS
PG-FAN_MAX/SP_LED_DIM
PG-FAN_MAX/SP_LED_DIM
PG-FAN_MAX/SP_LED_DIM
SG-KEY1
PG-ACTIVE_ANTENNA_ON
PG-ACTIVE_ANTENNA_ON
PG-ACTIVE_ANTENNA_ON
PG-SOUND_SOS
PG-SOUND_SOS
PG-SOUND_SOS
PG-SIF_FIL_ON
PG-SIF_FIL_ON
PG-SIF_FIL_ON
PD4H_XRST/PANEL_AGW
PG-AVDD_ENB
PG-AVDD_ENB
PG-AVDD_ENB
PG-REV_DAC_ENB
PG-REV_DAC_ENB
PG-REV_DAC_ENB
PG-LCD_EEP_WP
PG-LCD_EEP_WP
PG-LCD_EEP_WP
PG-ACTIVE_STBY_LED_ON
PANEL_VCC_ON
PG-PD4H_NCS / SD_LED_ON
PG-PD4H_NCS / SD_LED_ON
PG-PD4H_NCS / SD_LED_ON
SG-SUB5V/SUB12V_SENSE
SG-SUB5V/SUB12V_SENSE
SG-SUB5V/SUB12V_SENSE
SG-PD4H_PANEL_MAIN_ON/SBI
SG-PD4H_XRST_SYS/PANEL_TEST_ON
SG-PD4H_XRST_SYS/PANEL_TEST_ON
SG-PD4H_XRST_SYS/PANEL_TEST_ON
(SG-P5V_DET/BL_ON)
(SG-PANEL_VCC_ON)
Reset
Release
Release
Reset
PANEL-D
Analog-ASIC
Peaks-COMMON
SOS
PG-PD4H_NCS / SD_LED_ON
PD4H_OSD_VIN
SG-SUB5V/
SUB12V_SENSE
SUB12V_SENSE
SG-PD4H_PANEL_MAIN_ON/SBI
SG-SUB3.3V_SENSE
Peaks-COMMON
SG-PD4H_XRST_SYS/PANEL_TEST_ON
SD_COIN_DET
SD_PWR_ON
USB_VBUS
53
48
46
54
47
49
52
51
50
!
EEPROM
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3/19
TO 3,17/19
TO 3,17/19
TO 3,12/19
TO 3,12/19
TO 3/19
TO 3/19
TO 3,7/19
TO 3,10/19
TO 3,12/19
TO 3,12/19
TO 3,17/19
TO 3,17/19
TO 3,17/19
TO 3,17/19
TO 3/19
TO 3,12/19
TO 3,12/19
TO 3,16/19
TO 3,16/19
TO 3,8/19
TO 3,8/19
TO 3,7/19
TO 3,9,11,12,17/19
TO 3,9,11,12,17/19
TO 1/19
TO 9/19
TO 3,7/19
TO 3/19
TO 3,10/19
TO 3,7/19
TO 17/19
TO 3,7/19
TO 3,7/19
TO 12/19
TO 12/19
TO 13/19
TO 14/19
TO 14/19
TO 14/19
TO 13/19
TO 13/19
TO 13,17/19
TO 17/19
TO 17/19
TO 12/19
TO 17/19
STB_MPU
A-BOARD (6/19)
54
12.12. A-Board (7/19) Schematic Diagram
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
HDMI_DDCSCL0
RXCP2
RX0M2
STMGPIO8
RX2P1
STMHPD0
STMGPIO9
RX2P2
HDMI_DDCSDA0
HDMI_DDCSCL2
HDMI_DDCSCL0
RXCP0
HDMI_DDCSDA2
HDMI_CEC
RX0M2
RX2P1
RX2M0
STMHPD2
STMGPIO9
RX0P0
RXCM0
RX0P2
RX2M2
HDMI_DDCSCL2
STMHPD1
RX2P0
RXCP0
STMGPIO7
RX0P1
RX2M1
RX2P2
RXCP2
RX2P0
RX0M1
RX0M0
RX0M1
RXCM0
RX2M0
RX0P1
RX0M0
HDMI_CEC
RXCM2
RX0P0
HDMI_CEC
STMGPIO8
RX0P2
RXCM2
STMHPD0
STMHPD2
RX2M1
RX2M2
HDMI_DDCSDA0
HDMI_DDCSDA0
AVSW_R027PIN_FBOUT/TDET10
VIN
AVSW_R027PIN_FBOUT/TDET10
HIN
HDMI_DDCSDA2
HDMI_DDCSCL0
HDMI_DDCSDA2
HDMI_DDCSCL2
HIN
VIN
HDMI_DDCSDA1
HDMI_DDCSCL1
C4662
6.3V
1u
C4705
0.1u
16V
C4665
6.3V
1u
C4702
0.1u
16V
C4663
6.3V
1u
C4666
6.3V
1u
C4667
6.3V
1u
C4704
0.1u
16V
C4661
6.3V
1u
C4701
0.1u
16V
C4664
6.3V
1u
C4660
6.3V
1u
C4546
6.3V
1u
C4547
6.3V
1u
D4721
B0JCCE000008
B0JCCE000008
D4702
B0ACCJ000048
D4719
B0ACCJ000048
D4704
B0JCCE000008
B0JCCE000008
JK4701
K1FY119D0011
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
JK4700
K1FY119D0011
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
L4700
J0JYC0000068
L4705
J0JYC0000068
L4702
J0JYC0000068
L4704
J0JYC0000068
L4703
J0JYC0000068
L4701
J0JYC0000068
SUB3.3V
STB5V
STB5V
SUB3.3V
R4741
R4740
R4749
R4748
R4705
R4745
R4747
R4744
R4719
R4742
R4743
R4706
R4718
R4746
R4555
MAIN_PB/C
RXCM2
RGB_CVBS
RX2M0
IECIN
STMHPD0
RX2P2
RXCP0
RX0P2
PC_VIN
DDCSCL0
AVSW_R027PIN_FBOUT/TDET10
RX0P1
DDCSCL2
RX2P1
RX0P0
STMHPD1
MAIN_PR
RXCP2
RX2P0
RX2M1
RX0M0
RXCM0
STMHPD2
IECOUT
RX0M1
PC_HIN
RX0M2
RX2M2
MAIN_Y/CVBS
HIN
STMGPIO7
R1N
VIN
G1
V1N
R1
V1
B1
STMGPIO9
G1N
FBL1
STMGPIO8
B1N
STMDDCSDA0
DDCSDA0
STMDDCSCL2
STMDDCSDA2
DDCSDA2
STMDDCSDA1
STMDDCSCL0
STMDDCSCL1
STMCECO
Q4700
DSC200100L
Q4702
DSC200100L
Q4513
DSA200100L
Q4512
B1HFCFA00026
R4666
33
R4763
100k
R4764
100k
R4553
10k
R4552
56
R4722
10k
R4724
1k
R4704
47k
R4702
10k
R4677
1.2k
R4668
33
R4663
22
R4651
22
R4655
22
R4659
22
R4721
10k
R4709
10k
R4672
33
R4754
68
R4753
68
R4752
68
R4670
33
R4712
47k
R4717
47k
R4725
47k
R4556
10k
R4715
10k
R4551
150
R4703
33
R4739
22
R4708
10k
R4716
33
R4676
1k
R4711
1k
R4755
68
R4560
47k
R4548
22
R4549
150
R4550
150
R4554
1k
*R4766
47k
*R4767
47k
STB5V
HDMI2
CLK-
HDMI3: HPD1/DDC1/DET1
D2G
CLK-
+5V
D0G
D0-
CLK+
DDCG
CEC
N.C.
D2+
HPDT
SDA
SCL
CEC
D2-
sLD-STMHPD2
sLD-STMDDCSDA2
HDMI1
D1+
+5V
D1+
sLD-STMCECO
SDA
D2-
Standby-MPU
Standby-MPU
Standby-MPU
Peaks-COMMON
HDMI2: HPD0/DDC0/DET0
HDMI2
N.C.
D0-
sLD-STMDDCSDA0
D1G
sLD-STMDDCSCL0
HDMI1: HPD2/DDC2/DET2
sLD-STMHPD0
HPDT
sLD-STMDDCSCL2
D0+
CLK+
D1G
HDMI1
D0+
D1-
sLD-STMGPI09
D1-
Standby-MPU
D0G
SCL
sLD-STMGPI08
CLKG
D2+
D2G
DDCG
CLKG
YIN
AVSW
RGB_FB
Peaks-Common
PB/C
PR
RGB_CVBS
SG-HPD2
SG-HPD1
SG-HPD0
SG-HDMI_5V_DET0
SG-DDCSDA0
SG-DDCSCL0
SG-DDCSDA1
SG-DDCSCL1
SG-HDMI_5V_DET1
SG-HDMI_5V_DET1
SG-HDMI_5V_DET0
SG-HDMI_5V_DET0
SG-HPD0
SG-HPD1
SG-HPD0
SG-HPD2
SG-HPD2
SG-DDCSDA2
SG-DDCSCL2
SG-HDMI_5V_DET2
SG-HDMI_5V_DET2
SG-HDMI_5V_DET2
SG-HDMI_CEC
PC_HS
PC_VS
PC_HS
PC_VS
FOR HDMI1.4 ARC (only HDMI2)
60
57
63
56
62
59
61
58
55
Peaks-COMMON
!
TO 2/19
TO 2/19
TO 2/19
TO 2/19
TO 3/19
TO 3,6/19
TO 3,10/19
TO 3,6/19
TO 3,6/19
TO 3,6/19
TO 11/19
HDMI
A-BOARD (7/19)
55
12.13. A-Board (8/19) Schematic Diagram
+
Thermal Pad
S
S
S
+
C2316
0.1u
50V
C2324
25V
1u
C2301
16V
0.1u
C2335
25V
0.1u
C2318
0.1u
50V
C2323
0.1u
50V
C2104
50V
10p
C2325
50V
1000p
C2347
50V
0.022u
C2321
0.1u
50V
C2343
50V
0.022u
C2340
50V
0.022u
C2345
50V
0.022u
C2342
50V
0.022u
C2334
50V
0.47u
C2338
25V
0.1u
C2302
16V
0.1u
C2057
10u
10V
C2336
25V
0.1u
C2055
10u
10V
C2346
50V
0.022u
C2355
50V
1000p
C2341
50V
0.022u
C2313
50V
1000p
C2344
50V
0.022u
C2304
25V
1u
C2337
50V
0.47u
C2320
25V
1u
C2351
50V
1000p
C2339
25V
0.1u
C2074
25V
0.033u
C2353
50V
1000p
C2314
25V
1u
C2349
50V
1000p
C2317
25V
1u
C2107
10V
1u
C2108
10V
1u
C2357
10u
25V
C2309
10u
25V
C2312
10u
25V
C2356
10u
25V
C2110
16V
0.1u
C2072
6.3V
100u
100u
D2014
B0ACCJ000048
C1AB00003230
IC2301
1
STBY
44
PVD1
2
MUTE
3
SOS
4
NC1
5
NC2
6
NC3
7
NC4
8
PWM_A1
9
PWM_B1
10 NC5
11 NC6
12 NC7
13 GND
14 PWM_B2
15 PWM_A2
16 NC8
17 NC9
18 NC10
19 NC11
20 NC12
21 NC13
22 NC14
23
PVD2
24
PVD2
25
OUT_CH2_P
26
OUT_CH2_P
27
BOOT_CH2_P
28
VDDA2
29
BOOT_CH2_N
30
OUT_CH2_N
31
OUT_CH2_N
32
PGND2
33
PGND2
34
PGND1
35
PGND1
36
OUT_CH1_N
37
OUT_CH1_N
38
BOOT_CH1_N
39
VDDA1
40
BOOT_CH1_P
41
OUT_CH1_P
42
OUT_CH1_P
43
PVD1
A11
1
2
3
4
L2301
J0JHC0000042
L2302
G1C3R0ZA0156
L2303
G1C220MA0416
L2305
G1C220MA0416
L2304
G1C220MA0416
L2306
G1C220MA0416
SUB3.3V
SUB5V
SUB3.3V
AVDD3.3V
S_15V
R2065
R2066
R2107
TP2304
TP2302
TP2008
TP2303
TP2301
HP1_L1
NSHUTDOWN
AMP_MUTE
AV_L
LO2_L
PWM1RN
PWM0LP
PWM1RP
PWM0LN
MUTEB
SIF
HP1_R1
LO1_L
LO1_R
AV_R
HP_MUTE_CTL
LO2_R
A_MUTE
EA8
LIN5_RP
LO2_R_AVSW
SIFINP
HP_ROUT
SIFINN
LO1_L_AVSW
LO1_R_AVSW
LO2_L_AVSW
LIN5_LP
Q2254
B1AAFB000002
Q2255
DSC2001S0L
Q2109
DSA200100L
Q2252
DSA200100L
Q2301
DSA200100L
Q2101
DSA200100L
R2302
EXB28V220JX
R2321
3.3
140k
R2055
R2264
100
R2318
3.3
R2135
1k
R2101
3.3k
R2309
2.2k
R2104
1.2k
R2121
680
R2103
22
R2310
2.2k
R2070
10k
R2254
100
140k
R2053
R2259
100
R2319
3.3
R2102
4.7k
10k
R2301
R2255
47k
R2260
10k
R2139
220
R2110
22
R2308
220
R2307
4.7k
4.7k
R2320
3.3
R2258
100
R2257
1M
R2304
47k
R2263
10k
R2256
10k
R2330
0
R2331
0
R2069
10k
Q2253
B1AAFB000002
C2073
25V
0.033u
C2071
6.3V
100u
HP_LOUT
To SOS
MUTE
SOS
RESET
PWM_READY
OPERATE
OPERATE
<< Monitor L
Peaks-COMMON
<< MainHP L
<< TV R
<< TV L
<< Monitor R
<< MainHP R
TUNER
AVSW
R+
L+
R-
TO SPEAKER
L-
TV_L-OUT
TV_R-OUT
MON_R-OUT
MON_L-OUT
Analog-ASIC
MUTE
OPERATE
MUTE
NORMAL
MUTE
NORMAL
69
65
71
72
66
68
64
70
67
!
A-BOARD (8/19)
AUDIO AMP
TO 2/19
TO 2/19
TO 2/19
TO 2/19
TO 2/19
TO 3/19
TO 3/19
TO 2/19
TO 3,6/19
TO 9/19
TO 12/19
TO 12/19
TO 11/19
TO 10/19
AUDIO AMP
56
12.14. A-Board (9/19) Schematic Diagram
DRIVE IC
VCC
Vin
GND
PR
V
L
R
Y
PB
P
S
S
P
+
IF_Monitor
21
IFAGC
IFAGC
IFD2
IFD2
IFD1
IFD1
D3300
K7AAAY000006
*JK3100C
K2HA608A0008
Y
PB
PR
G
V
L
R
G
*JK3107A
K4AK04B00002
*JK3302A
K1FY121A0010
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
SUB3.3V
E_AV2_ROUT(_1PIN)_TERMINAL
E_AV2_RIN(_2PIN)/A_AV3_R__TERMINAL
A_AV1_V__TERMINAL
E_AV2_LOUT(_3PIN)_TERMINAL
E_AV2_Q-LINK(10P)_TERMINAL
SIDE_HP_L_TERMINAL
E_AV2_GND(AUDIO)(_4P)_TERMINAL
E_AV2_BLUE(_7PIN)_TERMINAL
SIDE_HP_GND
E_AV2_RED/C(15PIN)_TERMINAL
E_AV2_SLOW(_8P)_TERMINAL
E_AV2_GREEN(11P)/A_AV2C_Y__TERMINAL
SIDE_HP_R_TERMINAL
E_AV2_VOUT(19P)_TERMINAL
OPT_SPDIF_TERMINAL
E_AV2_VIN(20P)/A_AV3_V__TERMINAL
E_AV2_LIN(_6PIN)/A_AV3_L__TERMINAL
E_AV2_FB(16P)_TERMINAL
E_PC_RIN/A_AV1_RIN__TERMINAL
E_YPBPR_Y/A_AV1C_Y__TERMINAL
E_PC_LIN/A_AV1_LIN__TERMINAL
E_YPBPR_PB/A_AV1C_PB__TERMINAL
E_YPBPR_PR/A_AV1C_PR__TERMINAL
L2906
J0JCC0000278
IFAGC
IFD1
STMGPIO5
FE-OUT_SCL
R2926
68
AV3.3V
FE-OUT_SDA
SUB3.3V
SUB5.6V
C2961
1u
10V
ACT5V
R2959
C2911
16V
0.1u
0.1u
MAIN_RF_CVBS
L2904
J0JCC0000278
L2950
J0JHC0000045
L2903
J0JCC0000278
C2965
10V
1u
IFD2
IC2950
C0CBCAG00031
1 VOUT
2 VSS
3 ON/OFF
4
NC
5
VSS
6
VIN
SG-RF_AFT1
TNR3.3V
C2917
50V
2200p
C2908
16V
0.1u
C0DBGYY00281
IC2952
1
NC
2
VSS
3
CE
5
VOUT
4
VIN
TNR5V
SUB5.6V
R2907
C2907
16V
0.1u
AM
R2918
0
C2959
16V
0.1u
L2905
J0JHC0000046
L2901
J0JCC0000278
R2914
10k
C2910
16V
0.1u
L2900
J0JCC0000278
R2915
TNR3.3V
C2950
6.3V
4.7u
FE1.2V
R2966
TNR5V
FE1.2V
AA_FE_RST
C2966
10V
2.2u
SIF
C2905
10V
100u
C2951
6.3V
4.7u
6.3V
4.7u
TU2901A
ENG37F03KF
+B_active_antenna
1
BB
2
RF-AGC_Monitor
3
NC
5
BT_Monitor
6
VB1
10
Video-out
11
SCL
13
SDA
14
VB2
15
IF_AGC
16
RESET
17
IFD-out1
19
IFD-out2
20
Audio-out
8
SIF-out
9
TP2952
C0DBFYY00049
IC2953
1
VIN
2
VSS
3
CE
5
VOUT
4
NC
YPBPR
AV1
GND(FB)
VIDEO IN
AUDIO
GND(PLUG)
GND(VIDEO IN)
GND(AUDIO)
GND(RED/C)
BLUE IN
TV R OUT
GREEN IN
R IN
IN
GND(VIDEO)
VIDEO OUT
GND(GREEN)
L IN
Chroma/RED in
Q-LINK
FB IN
GND(BLUE)
AV2 SLOW
TV L OUT
75
78
80
74
77
79
73
76
81
!
TUNER3.3V
TUNER1.2V
SG-TV_SUB_ON
TUNER1.2V
FE_XRST / SDRAM_CHK
D-TNR_SDA
TUNER5V
TUNER3.3V
SG-TV_SUB_ON
D-TNR_SCL
GENX
AVSW
IIC_From_Demod
Demod
ADV
TUNER
TUNER5V
HEADPHONE
SPDIF
AUDIO
OUT
OPTICAL
TO 10/19
TO 10/19
TO 3,6,11,12,17/19
TO 1,19/19
TO 19/19
TO 11/19
TO 8/19
TO 11/19
TO 6/19
TO 4,19/19
TO 10/19
TO 10/19
TUNER,TERMINAL
A-BOARD (9/19)
V IN
!
Click on the first or last page to see other TX-P42C2B / TX-P42C2E / TX-P42C2L / TX-PR42C2 service manuals if exist.