LG -D175F Service Manual page 196

1st SIM Socket
<9-5-1-1_Single_SIM_6P>
REV.0.4
+2V95_VREG_L12
UIM1_RESET_N
R9503
UIM1_CLK 1 2
10
0624_change
C9503 C9501 VA9500 VA9503
10p 1u
100pF,15.5V 15pF,35V
3rd SIM Socket Connector
<9-5-1-3_Triple_SIM_Con>
Rev_0.4
+2V95_VREG_L22
UIM3_RESET_N
R9505
UIM3_CLK
10
C9511 C9512
10p 1u
100pF,15.5V
LGE Internal Use Only
+2V95_VREG_L12
R9500
15K
J9500
C1 C5
VCC GND1
C2 C6
RST VPP
C3 C7
CLK IO UIM1_DATA
C9 C12
GND2 GND5 0624_change
C10 C11
GND3 GND4 2
VA9504 C9500
10p
1
15pF,35V
(DGMS Guide)
MC-C04581-13 : Below items are satisfied
1. SIM_DATA pull-up resistor
2. Use under 33pF(Cap_Varistor) on each signal line
3. When routing, SIM_DATA, SIM_CLK should be seperated
4. CAP,Varistor should Place close to connector
Rev.1.0
+2V95_VREG_L22
1.5T
CN9500
G1 G2
1 10
R9502
2 9 15K
3 8
UIM3_DATA
4 7
5 6
0624_change
0624_change
VA9508
VA9502 C9509
VA9507
10p
G3 G4
ENBY0058601
51338-9873
15pF,35V 15pF,35V
(DGMS Guide)
MC-C04581-13 : Below items are satisfied
1. SIM_DATA pull-up resistor
2. Use under 33pF(Cap_Varistor) on each signal line
3. When routing, SIM_DATA, SIM_CLK should be seperated
4. CAP,Varistor should Place close to connector
2nd SIM Socket
<9-5-1-1_Single_SIM_6P>
REV.0.4
+2V95_VREG_L15
J9501
C1
VCC GND1
UIM2_RESET_N C2 RST VPP
R9504
UIM2_CLK 1 2 C3 CLK
10
C9
0624_change GND2 GND5
2 C10
C9506 C9507 GND3 GND4
VA9501 VA9505
10p 1u
1
100pF,15.5V 15pF,35V
(DGMS Guide)
MC-C04581-13 : Below items are satisfied
< 9-6-1_Socket_Micro_SD >
+2V95_VREG_L21
R9605
+1V8_VREG_L6
4.7K
Rev.C
SDCARD_DATA_2
SDCARD_DATA_3
SDCARD_CMD
+2V95_VREG_L18
SDCARD_CLK
SDCARD_DATA_0
SDCARD_DATA_1
0624_change
SDCARD_DET
Replace_0621
VA9600
18V,5pF
0828_change
0815_change
- 196 -
6. CIRCUIT DIAGRAM
+2V95_VREG_L15
R9501
15K
C5
C6
IO C7 UIM2_DATA
C12
0624_change
C11
VA9506 2
C9508
10p
1
15pF,35V
1. SIM_DATA pull-up resistor
2. Use under 33pF(Cap_Varistor) on each signal line
3. When routing, SIM_DATA, SIM_CLK should be seperated
4. CAP,Varistor should Place close to connector
Rev_0.5
Rev_1.0
CN9600
SW1
13
11
9
1
2
3
4
5
6
Card Detect SW1 SW2
7
8
Card Installed
10
12
Card Not Installed
14
SW2
C9603
2.2u
0603 change : 18V, 5pF
DGMS : 30pF under, 10pF recommend
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
SD_CARD_DET
1.8V
GND