LG KG280 Service Manual - Page 30

Ait701g Circuit

Page 30 highlights

3. TECHNICAL BRIEF CAMERA CTL IC DATA00 DATA01 DATA02 DATA03 DATA04 DATA05 DATA06 DATA07 DATA08 DATA09 DATA10 DATA11 DATA12 DATA13 DATA14 DATA15 _RD _WR 15p 100 15p FL401 EVRC14S03Q030100R 1 9 INOUT_A1 INOUT_B1 2 8 INOUT_A2 INOUT_B2 3 7 INOUT_A3 INOUT_B3 4 6 INOUT_A4 INOUT_B4 5 G1 10 G2 SFEY0013201 A_DATA00 A_DATA01 A_DATA02 A_DATA03 2V8_VEXT R400 100K VBAT 2V8_VCAM 1V8_VCAM U400 RT9011-MGPQW 1 2 VIN EN1 3 EN2 4 NC1 VOUT1 VOUT2 8 7 NC2 6 GND 5 10V Under ECCH0004904 9 PGND ECCH0004904 ECCH0004904 R403 C400 C401 C402 R429 R430 FL402 EVRC14S03Q030100R 1 9 INOUT_A1 INOUT_B1 2 8 INOUT_A2 INOUT_B2 3 7 INOUT_A3 INOUT_B3 4 6 INOUT_A4 INOUT_B4 5 G1 10 G2 SFEY0013201 FL403 EVRC14S03Q030100R 1 9 INOUT_A1 INOUT_B1 2 8 INOUT_A2 INOUT_B2 3 7 INOUT_A3 INOUT_B3 4 6 INOUT_A4 INOUT_B4 5 G1 10 G2 SFEY0013201 FL404 EVRC14S03Q030100R 1 9 INOUT_A1 INOUT_B1 2 8 INOUT_A2 INOUT_B2 3 7 INOUT_A3 INOUT_B3 4 6 INOUT_A4 INOUT_B4 5 G1 10 G2 SFEY0013201 100ohm 100ohm A_RD A_WR CAM_HOLD A_DATA04 A_DATA05 A_DATA06 A_DATA07 A_DATA08 A_DATA09 A_DATA10 A_DATA11 NA 1u 1V8_VCAM U401 C403 0.01u H5 VDD_CORE H6 GND_CORE D3 PSCAN_EN E10 PTEST_EN A_DATA12 A_DATA13 A_DATA14 A_DATA15 A_DATA00 A_DATA01 A_DATA02 A_DATA03 A_DATA04 A_DATA05 A_DATA06 A_DATA07 A_DATA08 A_DATA09 A_DATA10 A_DATA11 A_DATA12 A_DATA13 A_DATA14 A_DATA15 CAM_HOLD J3 H3 PHD0 K4 PHD1 J4 PHD2 K5 PHD3 J5 PHD4 PHD5 K6 J6 PHD6 K10 PHD7 J9 PHD8 PHD9 H10 PHD10 H9 PHD11 G10 PHD12 G9 G8 PHD13 PHD14 F10 PHD15 K7 PHLCD_BY 1u 1u AIT701G E9 PGPIO0 D9 PGPIO1 C10 PGPIO2 PGPIO3 B9 PGPIO4 A7 PGPIO5 B7 PGPIO6 F9 PGPIO7 D10 TP400 TP401 TP402 TP403 TP404 TP405 TP406 PLCD0 A10 PLCD1 B10 PLCD2 A9 C9 PLCD3 D8 PLCD4 A8 PLCD5 PLCD6 PLCD7 B8 C8 C7 PLCD8 C6 PLCD9 B6 PLCD10 PLCD11 C5 PLCD12 B5 A6 PLCD13 C4 PLCD14 PLCD15 A5 PLCD16 B4 PLCD17 C3 GND_IO2 VDD_IO2 PLCD2_CS_ PLCD1_CS_ PLCD_RD_ PLCD_A0 PLCD_WE_ F8 E8 A2 B2 A3 LCD_RD B3 A4 _LCD_CS A_RD A_WR ADD01 R425 R426 R427 R428 100ohm 0 0 100ohm CAM_RST 2V8_VCAM R418 2V8_VCAM C417 33p C424 7.5p CAM_INT K1 J1 PHCS_ K2 PHRD_ J7 PHWE_ J8 PHLCD_A0 PHINT K3 PRST_ C425 7.5p C426 K8 PHLCD2_CS_ 7.5p TP407 J10 PHGPIO_CS_ 68K C_RST _WAIT 13M_AIT_DBB C422 R431 R421 0 C418 1000p C427 C420 F2 K9 PS_RST_ J2 PHWAIT_ PMCLK G3 VDD_IO0 H4 GND_IO0 E3 PHSYNC PVSYNC G1 E2 PD0 E1 PD1 D1 PD2 PD3 D2 PD4 C2 PD5 C1 A1 PD6 PD7 B1 PSEN H1 PSDA H2 PSCK G2 F3 PDCLK PPXL_CLK F1 VDD_IO1 H8 GND_IO1 H7 1uF 100K 27p NA VSYNCOUT L_DATA00 L_DATA01 L_DATA02 L_DATA03 L_DATA04 L_DATA05 L_DATA06 L_DATA07 L_DATA08 L_DATA09 L_DATA10 L_DATA11 L_DATA12 L_DATA13 L_DATA14 L_DATA15 2V8_VCAM L_MAIN_LCD_CS LCD_RD LCD_RS LCD_WR C_HS C_VS C_CD00 C_CD01 C_CD02 C_CD03 C_CD04 C_CD05 C_CD06 C_CD07 CAM_PWR_EN C_SDA C_SCK C_MCLK C_PCLK C404 1u 2V8_VCAM C423 1uF Figure 3-10. AIT701G CIRCUIT CAM_PWR_EN STATUS HIGH DEACTIVE LOW ACTIVE Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes - 31 - LGE Internal Use Only

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- 31 -
3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
Figure 3-10. AIT701G CIRCUIT
CAM_PWR_EN
ACTIVE
LOW
DEACTIVE
STATUS
10V Under
CAMERA CTL IC
HIGH
15p 100 15p
TP403
TP404
2V8_VCAM
TP407
7.5p
C424
TP405
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
1u
SFEY0013201
EVRC14S03Q030100R
FL403
ECCH0004904
C400
R428
100ohm
NA
R403
C420
NA
7.5p
C426
R421
100K
0
R427
100ohm
R429
R430
100ohm
2V8_VCAM
C417
TP401
33p
CAM_INT
C425
7.5p
VBAT
R426
0
100ohm
R425
TP406
C422
1uF
0.01u
C403
C404
1u
1V8_VCAM
VDD_IO2
E8
B3
PLCD_A0
A3
PLCD_RD_
PLCD_WE_
A4
PMCLK
J2
F1
PPXL_CLK
K3
PRST_
D3
PSCAN_EN
PSCK
G2
PSDA
H2
H1
PSEN
PS_RST_
F2
PTEST_EN
E10
G1
PVSYNC
H5
VDD_CORE
G3
VDD_IO0
VDD_IO1
H8
B5
PLCD12
PLCD13
A6
PLCD14
C4
A5
PLCD15
PLCD16
B4
C3
PLCD17
PLCD1_CS_
B2
A9
PLCD2
PLCD2_CS_
A2
C9
PLCD3
PLCD4
D8
PLCD5
A8
PLCD6
B8
PLCD7
C8
C7
PLCD8
PLCD9
C6
PHD7
J6
PHD8
K10
J9
PHD9
PHGPIO_CS_
J10
PHINT
J8
PHLCD2_CS_
K8
J7
PHLCD_A0
K7
PHLCD_BY
J1
PHRD_
E3
PHSYNC
K9
PHWAIT_
PHWE_
K2
PLCD0
A10
PLCD1
B10
PLCD10
B6
C5
PLCD11
F9
PGPIO6
PGPIO7
D10
K1
PHCS_
J3
PHD0
H3
PHD1
PHD10
H10
H9
PHD11
PHD12
G10
G9
PHD13
PHD14
G8
PHD15
F10
PHD2
K4
PHD3
J4
K5
PHD4
J5
PHD5
PHD6
K6
GND_IO2
F8
PD0
E2
E1
PD1
D1
PD2
PD3
D2
PD4
C2
C1
PD5
A1
PD6
B1
PD7
F3
PDCLK
E9
PGPIO0
D9
PGPIO1
PGPIO2
C10
B9
PGPIO3
A7
PGPIO4
B7
PGPIO5
U401
AIT701G
GND_CORE
H6
GND_IO0
H4
H7
GND_IO1
TP400
R431
0
1u
ECCH0004904
C401
INOUT_B3
INOUT_B4
6
FL401
EVRC14S03Q030100R
SFEY0013201
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
2V8_VCAM
FL404
EVRC14S03Q030100R
SFEY0013201
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
R400
100K
2V8_VCAM
CAM_HOLD
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
1V8_VCAM
EVRC14S03Q030100R
FL402
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
SFEY0013201
1u
ECCH0004904
C402
EN1
EN2
3
5
GND
NC1
4
NC2
6
PGND
9
VIN
1
VOUT1
8
7
VOUT2
RT9011-MGPQW
U400
2
C423
1uF
TP402
68K
R418
C418
2V8_VEXT
1000p
LCD_RD
2V8_VCAM
27p
C427
A_DATA09
_LCD_CS
ADD01
A_WR
A_RD
_RD
_WR
A_WR
A_RD
13M_AIT_DBB
A_DATA00
A_DATA01
A_DATA10
A_DATA11
A_DATA12
A_DATA13
A_DATA14
A_DATA15
A_DATA02
A_DATA03
A_DATA04
A_DATA05
A_DATA06
A_DATA07
A_DATA08
DATA05
DATA04
DATA11
DATA10
DATA09
DATA08
DATA15
DATA14
DATA13
DATA12
C_SDA
DATA03
DATA02
DATA01
DATA00
DATA07
DATA06
_WAIT
VSYNCOUT
C_HS
A_DATA03
A_DATA04
A_DATA05
A_DATA06
A_DATA07
A_DATA08
A_DATA09
L_MAIN_LCD_CS
L_DATA07
L_DATA08
L_DATA09
LCD_RD
LCD_WR
CAM_HOLD
CAM_RST
A_DATA00
A_DATA01
A_DATA10
A_DATA11
A_DATA12
A_DATA13
A_DATA14
A_DATA15
A_DATA02
C_SCK
C_VS
LCD_RS
L_DATA00
L_DATA01
L_DATA10
L_DATA11
L_DATA12
L_DATA13
L_DATA14
L_DATA15
L_DATA02
L_DATA03
L_DATA04
L_DATA05
L_DATA06
C_CD00
C_CD01
C_CD02
C_CD03
C_CD04
C_CD05
C_CD06
C_CD07
C_MCLK
C_PCLK
CAM_PWR_EN
C_RST