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8. CIRCUIT DIAGRAM
LG Electronics Inc.
Iss.
3
A
LG Electronics Inc.
DRAWING
5
7
6
(1608)
2
1
E
(2012)
Sign & Name
Headset jack
Checked
D
Sheet/
Notice No.
MODEL
Date
D
NO.
9
B
5
2
4
(1608)
Name
DRAWING
A
C
Designer
Date
Section
LGIC(42)-A-5505-10:01
8
B
Approved
1
Sheets
NAME
C
10
4
AUDIO/MIDI
VER 1.0
2/6
C3100
3
CLOSE TO MIC
4.7u
C241
C240
0.1u
0
R220
VA205
R211
100
39p
C207
SP205
0.01u
VA202
C231
2.2u
C239
R210
2K
39p
C200
C221
39p
2
GND
OUT
1
5
VCC
VIN+
3
4
VIN-
C212
39p
U203
MAX9075EXK-T
VA200
10u
C217
C244
VA203
NA
NA
C243
NA
C242
R234
0
4.7
R207
4.7
R224
SP206
R229
0
0
R236
R221
620K
C251
10u
C250
10u
R212
U202
5
BYPASS
4
GND1
GND2
7
VEN
6
VIN
2
1
VOUT
3
VOUT_SE
2.2K
LP3981ILD-3.3
VA201
1
2
39p
C222
MIC200
OB4-15L42-C33L
R239
0
5
7
NC2
2
NO1
10
NO2
1
V+
R215
2K
NLAS4684MR2
U201
COM1
3
COM2
9
GND
6
4
IN1
8
IN2
NC1
R218
1M
82K
R233
R231
33K
C224
10u
39p
C225
J200
1
2
3
4
5
CN200
1
2
R206
4.7
R222
620K
10K
R238
1K
R208
C223
39p
R216
1M
R209
100K
3.3K
R235
0.1u
C234
39p
C210
SP201
C229
47p
R219
3.3K
2V8_VMEM
1000p
C233
C237
47p
NA
R217
C208
47p
47p
0
R225
C230
R237
0
R240
0
C219
39p
R227
1M
SP203
C227
10u
C236
47p
39p
C226
VA206
390p
C232
SP200
10K
R232
HPOUT_R
5
IFSEL
PLLC
6
32
SDOUT
17
SPOUT1
18
SPOUT2
15
SPVDD
SPVSS
16
7
VDD
9
VREF
VSS
8
29
_CS
3
_IRQ
_RD
31
_RST
4
_WR
28
30
CLK1
1
27
D0
26
D1
25
D2
24
D3
23
D4
D5
22
D6
21
D7
20
EQ1
12
13
EQ2
EQ3
14
EXT1
2
19
EXT2
10
HPOUT_L
11
U200
YMU759B
A0
0.1u
C238
SP204
C216
39p
100
R214
C235
0.1u
SP202
R230
0
4.7
R226
C220
0.1u
C211
VA204
2
GND
1
OUT
VCC
5
3
VIN+
VIN-
4
39p
0
U204
MAX9075EXK-T
R213
0.1u
C228
DATA11
DATA12
DATA13
DATA14
DATA15
MIDI_CS
MIDI_INT
RD
MIDI_RST
WR
VMIDI_CTL
13MHZ
RCVP
RCVN
SPK_RCV_EN
HEADSET_MIC_P
ADD0
DATA8
DATA9
DATA10
JACK_DETECT
HEADSET_MIC_P
AUXIN
HOOK_DETECT
AUXIP
VINNORN
VINNORP
HEADSET_SPK_P
Содержание C3100
Страница 1: ...Service Manual Model C3100 Service Manual C3100 P N MMBD0033001 Date June 2004 Issue 1 0 ...
Страница 51: ...Graph 4 15 EGSM TX 50 VCX VC2 VCX VC2 4 TROUBLE SHOOTING Graph 4 14 DCS TX ...
Страница 67: ...5 DISASSEMBLY INSTRUCTION Figure 5 1 Figure 5 2 66 5 DISASSEMBLY INSTRUCTION ...
Страница 68: ... 67 5 DISASSEMBLY INSTRUCTION Figure 5 3 Figure 5 4 ...
Страница 69: ... 68 Figure 5 5 5 DISASSEMBLY INSTRUCTION ...
Страница 70: ... 69 5 DISASSEMBLY INSTRUCTION Figure 5 6 Figure 5 7 1 3 2 4 1 2 3 ...
Страница 71: ... 70 Figure 5 8 Figure 5 9 5 DISASSEMBLY INSTRUCTION 4 2 3 1 2 1 ...
Страница 72: ... 71 5 DISASSEMBLY INSTRUCTION Figure 5 10 ...
Страница 83: ... 82 7 BLOCK DIAGRAM 7 BLOCK DIAGRAM Power supply ...
Страница 90: ... 89 9 PCB LAYOUT 9 PCB LAYOUT ...
Страница 91: ... 90 9 PCB LAYOUT ...
Страница 98: ... 97 11 3 HW Test Software for Standalone Test Setup 11 STAND ALONE TEST ...
Страница 100: ... 99 Tx Stand alone Test Setting 11 STAND ALONE TEST ...
Страница 102: ... 101 Rx Stand alone Test Setting 11 STAND ALONE TEST ...
Страница 104: ... 103 12 3 Equipment Setup Figure 12 1 Equipment Setup 12 AUTO CALIBRATION ...
Страница 107: ... 106 12 AUTO CALIBRATION ...
Страница 108: ... 107 13 EXPLODED VIEW REPLACEMENT PART LIST 13 EXPLODED VIEW REPLACEMENT PART LIST 13 1 Exploded View ...
Страница 109: ... 108 13 EXPLODED VIEW REPLACEMENT PART LIST ...