3. TECHNICAL BRIEF
- 47 -
3.14 Key Back-light Illumination
In key back-light illumination, there are 10 blue LEDs on main PCB keypad side , which are
driven by LIGHT3 line from AD6537B.
Figure 3-28. KEY BACK-LIGHT ILLUMINTION
RED LED
GREEN LED
47K
R209
3
1
4
UMX1NTN
Q201
2
5
6
R204
0
R202
0
10K
R206
R205 NA
R201
0
47K
R207
R208
47K
RLED
GLED
RED_LED
IND_LEDG
LCD MODULE
0.1u
C126
SP108
C132
0.1u
VBAT
47
R118
LD115
LD118
LD117
LD112
SP102
SP107
0.1u
C131
C130
0.1u
C129
C128
0.1u 0.1u
C127
0.1u
SP110
47
R114
47
R120
C124
0.1u
LD114
SP111
SP105
R117
47
R113
47
R115
47
LD113
R111
47
LD120
SP106
0.1u
C125
SP104
LD116
47
R116
LD119
SP109
47
R112
0.1u
C133
SP103
LD111
R119
47
LIGHT1
LIGHT2
LIGHT3
AD6537B
GLED
RLED
Содержание C1150
Страница 1: ...Service Manual Model C1150 Service Manual C1150 Date October 2005 Issue 1 0 ...
Страница 3: ......
Страница 94: ...5 DOWNLOAD AND CALIBRATION 95 11 Wait until Sending Block is completed 1 Wait Until Sending Block is completed ...
Страница 99: ...Note 100 ...
Страница 104: ... 105 8 PCB LAYOUT 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 113: ...10 STAND ALONE TEST 114 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 117: ...Note 118 ...
Страница 119: ... 120 Note ...
Страница 135: ...Note 136 ...