3. TECHNICAL BRIEF
- 52 -
3.16 KEY BACKLIGHT
3.17 WHITE/FLASH LED LDO
Key Backlight
12K
R318
R319
12K
Q300
2SC5663
KEY_BACKLIGHT
KEY_LIGHT
FLASH LED & LCD Backlight
1uH
L101
R111
1.5K
FB103
FB102
22
R110
VBAT
C125
1u
C128
1u
1u
C124
7.5K
R113
1u
C126
R112
100K
C129
1u
2.2u
C127
9
5
ISINK1
6
ISINK2
ISINK3
7
NC
8
PGND
17
VIN
4
13
VOUT_BL
3
VOUT_FL
AAT2807AIXN-4.5
11
C1+
C1-
12
14
C2+
C2-
15
C3+
2
1
C3-
EN_FLSH
16
10
EN_SET
GND
U104
MLED3
LCD_DIM_CTRL
MLED1
MLED2
MLED
FLASH_LED
C_FLASH
(2010)
CAMERA FLASH LED
R213
10
2
4
6
8
1
3
5
7
LD201
FLASH_LED
Figure 3-30. MAIN KEY BACKLIGHT
Figure 3-32. WHITE/FLASH LED LDO
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 ...