3. TECHNICAL BRIEF
- 44 -
3.12 Headset Interface
This phone chooses a 5 pin type headset which has 6 electrodes such as GND, AUXIP, AUXIN (this
pin is floating), AUXOP, JACK_DETECT, HOOK_DETECT. This type supports stereo sound
Switching from Receiver to Headset Jack
If jack is inserted, JACK_DETECT goes from low to high.
Audio path is switched from receiver to earphone by JACK_DETECT interrupt.
Switching from Headset Jack to Receiver
If jack is removed, JACK_DETECT goes from high to low.
Audio path is switched from earphone to receiver by JACK_DETECT interrupt.
Hook detection
If hook-button is pressed, HOOK_DETECT is changed from high to low.
This is detected by AUXADC2.
And then hook is detected.
(GPIO_40)
(GPIO_10)
HEADSET JACK
VA203
EVL5M02200
82p
C230
2V8_MV
39p
C205
C207
NA
C232
82p
10u
C201
2V5_JACK
R213
1M
1.5K
R230
330K
R215
R201
1K
R209
4.7
LMV7291MGX-NOPB
U201
GND
2
OUT
1
5
VCC
VIN+
3
4
VIN-
R205
NA
C240
0.1u
2V8_MV
4.7
R211
C214
82p
C200
10u
C208
39p
20K
R202
J201
1
2
3
4
5
10u
C209
2
Vin
2V5_JACK
NCP563Q25T1
U200
GND
1
NC
4
VOUT
3
2V8_MV
VA201
EVL5M02200
C206
22u
EVL5M02200
VA204
C202
0.1u
R208
1M
R203
0
HOOK_DETECT
AUXIN
JACK_DETECT
AUXOP
AUXIP
Figure 3-29. HEADSET JACK INTERFACE
Summary of Contents for S5000
Page 1: ...Date November 2005 Issue 1 0 Service Manual S5000 Service Manual Model S5000 ...
Page 3: ... 4 ...
Page 82: ...4 TROUBLE SHOOTING 83 4 12 KEY backlight Trouble Test Points Figure 4 21 ...
Page 101: ...5 DOWNLOAD AND CALIBRATION 102 9 Phone test Finish is shown in below screen ...
Page 103: ... 104 ...
Page 111: ... 112 8 PCB LAYOUT ...
Page 112: ... 113 8 PCB LAYOUT ...
Page 113: ... 114 ...
Page 121: ...10 STAND ALONE TEST 122 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Page 125: ... 126 ...
Page 126: ... 127 ...
Page 128: ... 129 12 EXPLODED VIEW REPLACEMENT PART LIST ...
Page 129: ... 130 ...