3. TECHNICAL BRIEF
- 48 -
3.12 Headset Interface
Figure 3-25. HEADSET JACK INTERFACE, HEADSET JACK ANALOG SWITCH
FOR EAR-MIC
1.5K
R302
A2
IN2
C1
NC1
A1
NC2
C4
NO1
A4
NO2
B4
V+
U305
MAX4684EBC_T
C3
COM1
A3
COM2
GND
B1
C2
IN1
R300
1K
C300
0.1u
100
R301
39p
C302
R307
100
1u
C317
39p
C311
2V6_JACK
C301
10u
2V8_VEXT
C312
47p
EAR_MIC
AUXIP
AUXIN
HEADSET_PATHSEL
HEADSET_SPK_L
HEADSET_SPK_R
AUX_SPK_L
AUX_SPK_R
MIDI_HP_L
MIDI_HP_R
11 : R/ON
16 : D/ TX
17 : D/ RX
I/O CONNECTOR
4 : USC4
6 : USC2
14 : DSR
15 : VUSB
9,10 : BATT
2 : AUDIO
5 : USC5
7 : USC1
3 : USC0
8 : JACK_D
12,13 : CHG
Hook Detect
D+
1
D+IC
6
D-
3
D-IC
4
2
GND
5
VBUS
U303
STF203-22-TCT
1u
C309
R303
1K
0.1u
NO2
B1
VCC
C321
A2
COM1
COM2
C2
EP1
B2
B3
EP2
B4
GND
A4
IN1
IN2
C4
A3
NC1
NC2
C3
A1
NO1
C1
33u
U306
MAXT
C310
C315
1u
2V8_VEXT
D301
PG05DBTFC
GND
B1
IN1
C2
IN2
A2
NC1
C1
NC2
A1
NO1
C4
NO2
A4
V+
B4
MAX4717EBC-T
U304
COM1
C3
A3
COM2
VBAT
VUSBIN
C322
33u
R304
30K
R309
VCHARGE
A1
C3
VIN
C1
VOUT
100K
LP3985IBLX-2.8
U300
A3
BYPASS
B2
GND
VEN
C314
39p
VUSBIN
FL301
CM1204-03CP
ESD_1
A1
A3
ESD_2
C1
ESD_3
C3
ESD_4
GND
B2
1u
C306
33u
C307
0.1u
C377
R322
100K
30K
R308
18
19
2
20
21
22
3
4
5
6
7
8
9
CN301
HSEJ-18S04-25R
1
10
11
12
13
14
15
16
17
VA302
EVLC14S02050
VUSBIN
2V6_JACK
0.1u
C305
U307
DG3000DB
COM
A2
B3
GND
B1
IN
A3
NC
NO
A1
V+
B2
G1
G2
1
2
3
CN302
2V8_VEXT
C308
1u
2V8_VEXT
VBAT
R323
3.6K
R326
100K
2V8_VEXT
2V8_VEXT
2V8_VEXT
0.1u
C303
R317
10K
NA
C324
1u
C323
47K
R321
C304
0.01u
C2
IN1
A2
IN2
C1
NC1
NC2
A1
NO1
C4
A4
NO2
B4
V+
U302
MAX4717EBC-T
C3
COM1
COM2
A3
B1
GND
HOOK_DETECT
JACK_LDO_EN
EAR_MIC
JACK_LDO_EN
DSR
CHG_DET
DEBUG_TX
DEBUG_RX
BATT_TEMP
JACK_DETECT
USB_DET
HEADSET_SPK_R
HEADSET_SPK_L
MULTI_USB-
MU
USB-
USB+
USB_PATH_SEL
RPWRON
USC4
USC0
USC1
USC5
HEADSET_EN
USC2
Содержание KG320
Страница 1: ...Date May 2006 Issue 1 0 Service Manual Model KG320 Service Manual KG320 ...
Страница 3: ... 4 ...
Страница 20: ...3 TECHNICAL BRIEF 21 Figure 3 5 SKY77328 FUNCTIONAL BLOCK DIAGRAM ...
Страница 39: ...3 TECHNICAL BRIEF 40 3 7 CAMERA IC AIT811T U103 Figure 3 18 AIT811T APPLICATION BLOCKDIAGRAM ...
Страница 41: ...3 TECHNICAL BRIEF 42 3 8 MIDI IC YMU787 U202 Figure 3 20 YMU787 BLOCKDIAGRAM ...
Страница 59: ...4 2 TX Trouble 4 TROUBLE SHOOTING 60 SKY7477328 FEM 26Mhz OSCILLATOR SI4210 TEST POINT Figure 4 2 ...
Страница 72: ...4 TROUBLE SHOOTING 73 4 6 LCD Trouble AIT811T EMI FILTER CN102 TEST POINT Figure 4 6 ...
Страница 77: ...4 TROUBLE SHOOTING 78 Graph 4 10 a BLUE RST Graph 4 10 b DEBUG_TX RX Graph 4 10 c PCM_SYNCS TX RX USC0 ...
Страница 90: ...4 TROUBLE SHOOTING 91 4 14 Camera and Flash Trouble Camera Module U201 CN202 Figure 4 17 ...
Страница 99: ... 100 ...
Страница 107: ... 108 8 PCB LAYOUT ...
Страница 108: ... 109 8 PCB LAYOUT ...
Страница 109: ... 110 8 PCB LAYOUT ...
Страница 110: ... 111 8 PCB LAYOUT ...
Страница 111: ... 112 8 PCB LAYOUT ...
Страница 112: ... 113 8 PCB LAYOUT ...
Страница 113: ... 114 ...
Страница 121: ...10 STAND ALONE TEST 122 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 127: ... 128 ...
Страница 129: ... 130 ...
Страница 147: ...Note ...
Страница 148: ...Note ...