Signal Pwb Circuit Diagram - JVC LT-42WX70/APT Service Manual

SIGNAL PWB CIRCUIT DIAGRAM (1/2)

AU_VCC 5V
K9001
NQR0499-002X
CN0003
QGA2013F1-08X
GND 1
14V 2
14V 3
MAIN POWER PWB
AU_GND 4
CN9006
AU_VCC 5 R9002
4.7k
5V 6
R9003
GND 7
47k
C9001
12V 8 0.047
GND
R9001 0Ω
CN0002 C9002
10/25
OPEN
NCJ11EK-106X-A
14V 1
0Ω
14V 2 R9016
GND 3
GND 4
AU_VCC 5
AU_VCC 6
OPEN
AU_GND 7
AU_GND 8
GND
5V 9 C9003
10/25
GND 10
NCJ11EK-106X-A
3.3VD
GND 11
12V 12
12V 13
GND 14
3.3VD 15
GND
STB3.3V
CN0001
QGF0508C2-40W
GND 1
GND 2
STB3.3V 3
STB3.3V 4
LB_PRO 5
GND 6
SDA1 7
SCL1 8
BSW_CTRL 9
LB_POW 10
FTS_KEY1 11
FTS_XRES 12
GND 13
C8105 C8106 C8107
OPEN OPEN OPEN
AMP_PWDN 14 AMP_PWDN
AMP_RST 15 AMP_RST
GND 16
SDA2 17 SDA2
DIGITAL PWB(11/13)
SCL2 18 SCL2
CN7903
LCD_POW 19
GND 20
GND 21
GND 22
GND 23
R8108
GND 24
0Ω
R8104 OPEN
I2S_MCLK 25 I2S_MCLK
R8109
R8105 0Ω
0Ω
CARD_I2S_BCK 26 CARD_BCK
R8110
R8106 0Ω
0Ω
CARD_I2S_WS 27 CARD_WS
R8111 R8107 0Ω
0Ω
CARD_I2S_SDO 28 CARD_SDI
GND 29
GND 30
HDMI_I2S_MCLK 31 HDMI_MCLK
HDMI_I2S_BCK 32 HDMI_BCK
HDMI_I2S_WS 33 HDMI_WS
HDMI_I2S_SDO 34 HDMI_SDI
GND 35
TCCS_SW 36
CEDIA_OUT 37
CEDIA_IN 38
GND 39
GND 40
GND
J4001
QNS0267-001
2 L
1
3 R
GND
STB3.3V
R9103
33k
Q9103
UN2212-X
D9104
ZD10
LCD12V REG.
C9104
R9020
C9012 0.022
8 7 6 5 1k 1/2W 220/16
IC9001
SI-8005Q-X C9006 GND GND
820p
GND C9005
47p
R9101
0Ω
R9006
1 2 3 4 39k
STB3.3V
R9017
OPEN
L9002
NQLF6EM-100X
GND
R9007
120k
L9001 22u
R9005 0.5%
0Ω NQLF3EM-220X C9011 R9008 D9006 R9018
OPEN 1M MA111-X OPEN
C9004
0.01 2 2 2 2
D9004
KDZ16B-X
D9003
R9012
D9001 1 1 1 OPEN
EC30HA04-X 10k 1
R9019 R9010
1 2
2.2k 15k
D9002
EC30HA04-X
D9005
MA111-X
C9007
1SS355W-X
10/25 D9007
NCJ11EK-106X-A MA111-X PROTECTOR
R9009
4.7k
R9011
_0.5%
2.2k
C9008 C9009 Q9002 Q9001
10/25
10/25 UN2213-X 2SC3928A/QR/-X
NCJ11EK-106X-A NCJ11EK-106X-A
GND
R8204 R8205
OPEN OPEN
R8201 100
8 7 6 5
R8207
OPEN R8203
0Ω
1 2 3 4
R8202 100
GND
SIGNAL PWB(2/2)
R7010 0Ω
R7011 0Ω
R7008
STB3.3V 10k
R7009 R7004 R7003
10k 0Ω
1k
C7006
10
2 1
C7005
R7012 D7003
0.1
OPEN MA8120-X 3
LC7002
OPEN
D7004
16 15 14 13 12 11 10 9
MA8120-X
GND
1 2 3 4 5 6 7 8
R7002 R7001
R7006
R7005 1k 0Ω
10k
OPEN
C7001
0.1 C7002 C7003 2 1
0.1 0.1
C7004 D7001
0.1 MA8120-X 3
LC7001
OPEN
D7002
MA8120-X
Q7001
GND
RT1N441C-X
R7007
OPEN
GND
C4004
4.7 /16
ANA_L
SIGNAL PWB(2/2)
ANA_R
C4003
4.7 /16
C4001 C4002 R4001 R4002
OPEN OPEN 220k 220k
(No.YA700<Rev.001>)2-35
R9104
0Ω
Q9102
UN2212-X
5V REG.
8 7 6 5
C9108
0.0015
C9109
100p
R9108
10k
GND
1 2 3 4
IC9101 5V
LV5805ML-X
3.3V REG.
IC9201
MM1663DH-X
L9101 GND L9102
C9101 C9102
10 10 C9202
10/25 10/25 D9102
R9102 NQLF6EM-100X NQLF6EM-100X 470p
KDZ6.8B-X
10
Cont Cn
NC GND
C9103
GND R9105
0.022 120k
NC NC C9205
9 10 /6.3
Vin Vout
C9107
D9101 C9105 C9106 10 /10
EC30HA03L-X 10 /10 10 /10
R9106 C9201
100k
1 /10
R9107
10k
C9203
OPEN
GND GND
STB3.3V
R9111 R9109
10k 6.8k
D9103
MA111-X
Q9101
2SC3928A/QR/-X
R9110
2.2k
GND
STB3.3V
R8206
0Ω
CN0005
QGA1217C2-08X
1 GND
2 SCL1
3 SDA1
C8203 CAPSENS PWB
C8202 4 STB3.3V
OPEN
OPEN
5 GND CN7701
6 SENS_HOST
7 KEY1
8 XRES
GND
CN0006
QGA1217C2-03X
RS232C
1 TX_232C(D-SUB_3PIN)
2 RX_232C(D-SUB_2PIN) TERMINAL
3 GND(D-SUB_5PIN)
SIGNAL PWB ASS'Y(1/2)
SMX-1001A
2-36(No.YA700<Rev.001>)
OPEN
CN0007
OPEN
GND
3.3V
C9204
1 /10
K9201
NQR0499-002X
R9201
1k
MII_MTXD5
TXD5
MII_MTXD6
TXD6
MII_MTXD7
TXD7
C2401 DVDDIO
OPEN
TCK
C2402 VDD DVDDIO
OPEN
NC SYS_CLK
IC2401
NC OPEN
NC
[Gbit Ether]
NC
NC MDINT_N
TRST_N DVDDIO
TMS/SYS_CLK_EN_N
R2401
OPEN TDI/LPED_EN_N LED_LINK/PAUSE
TDO HEAT PAD LED_1000/SPEED_1000
MAC_IF_SEL0 85
MAC_IF_SEL1 CTRL_1V0
MAC_IF_SEL2 GND CTRL_2V5
C2403
OPEN VDD VDD_REG
C2404
OPEN AVDDL PHYAD0/LED_TXRX
C2405
AVDDH PHYAD1/LED_100
OPEN
R2408 OPEN
X2401
OPEN
25MHZ
C2407 C2406
OPEN OPEN
R2440 OPEN
R2441 OPEN
OPEN
C2440 R2442
OPEN
OPEN R2443
OPEN
R2444
OPEN
R2445
C2441 R2446 OPEN
OPEN R2447 OPEN
R2448 OPEN
R2449 OPEN
OPEN
C2442 R2450
OPEN
OPEN R2451
R2452 OPEN
R2453 OPEN
R2454 OPEN
C2443
R2455 OPEN C2447
OPEN OPEN
C2444
OPEN
J2401
OPEN
OPEN
2.5VD_PHY
3.3VD 1.0VD_PHY
K2404
OPEN
K2403
OPEN
K2402
OPEN
K2401
OPEN
GND
C2424
VDD
OPEN
PHY_MRXD4
RXD4
PHY_MRXD5
RXD5
PHY_MRXD6
RXD6
PHY_MRXD7
RXD7
C2423
OPEN
R2425 MII_RFTCLK
OPEN
C2422
VDD
OPEN
PHY_MDCLK
MDC
PHY_MDIO
MDIO
TP2401
OPEN
1.0VD_PHY
C2421
OPEN
R2423
PRES
OPEN
R2422 C2418 C2419
OPEN OPEN OPEN
C2420 Q2402
OPEN OPEN
VDD
C2415
C2414
R2420 OPEN
OPEN
OPEN
2.5VD_PHY
R2419
OPEN
Q2401
OPEN
C2416 C2417
R2418 OPEN OPEN
OPEN
R2417
OPEN
R2416
OPEN
R2415
OPEN
GND
2.5VD_PHY
K2405
OPEN
c10615001a001_0331_1/2_0.0