
- 68 -
3. TECHNICAL BRIEF
Table 8 Micro SD memory card detect truth table.
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Figure 30 Micro SD socket circuit with power control
C405
27p
C402
DNI
C408
1000p
C401
1uF
R402
4.7K
47K
R405
R407
47K
R406
47K
47K
R403
VIO_2V62
47K
R412
C407
DNI
C403
VSIM_2V8
0.1u
15
S6
13
11
S7
S8
10
ST1
17
18
ST2
T1
2
T2
3
4
T3
T4
5
6
T5
T6
7
8
T7
9
T8
S401
G1
19
20
G2
21
G3
16
S1
14
S2
S3
12
1
S4
S5
R411
47
R404
47K
27p
VMMC
C404
MMC_D(0)
MMC_CLK
MMC_CMD
MMC_D(3)
MMC_D(2)
SIM_IO
SIM_CLK
SIM_RST
MMC_DETECT
MMC_D(1)
Micro SD card status
it is removed
it is inserted
TF_DETECT High
Low
Содержание KC550
Страница 1: ...Date May 2008 Issue 1 0 Service Manual Model KC550 Service Manual KC550 Internal Use Only ...
Страница 129: ... 130 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 155: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 156 ...
Страница 182: ...Note ...
Страница 183: ...Note ...