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4. Trouble Shooting
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4.4 Power On Trouble
4.4.1 Power On Sequence
Check Points
•
Battery Voltage( Need to over 3.35V)
•
Power-On Key Detection (PWRON signal)
•
Outputs of LDOs from PMIC
VOLUME
2
SHARP
5
UP DOWN
0
4
CAM
MP3
7
KEYPAD
6
END
9
STAT
8
1
3
VA609
ICVL0505101V150FR
VA606
ICVL0505101V150FR
607
604
680
R631
601
4
5
6
CN604
1
2
3
D601
PG05DBTFC
606
610
R627
680
602
680
R620
VA607
ICVL0505101V150FR
R636
680
680
R634
603
D604
PG05DBTFC
608
VBAT
680
R633
R628
680
R626
680
SHARP
D602
PG05DBTFC
VA608
ICVL0505101V150FR
VA604
ICVL0505101V150FR
VA603
ICVL0505101V150FR
680
R632
VA605
ICVL0505101V150FR
680
R635
605
STAR
CN603
1
2
3
4
609
PG05DBTFC
D603
KP_OUT(0)
KP_OUT(1)
KP_OUT(2)
KP_OUT(3)
KP_IN(1)
END_KEY
KP_IN(2)
KP_IN(3)
KP_IN(4)
KP_IN(0)
R627
U201
R202
1u
C210
VBAT
100K
R207
R201
0
1000p
C212
NC
NO
6
VCC
2
NLAST4599DFT2G
U201
COM
5
3
GND
IN
1
4
RPWRON
PWRON
END_KEY
220K
R202
470K
R206
PWRON
RTC_OUT
➀
➁
Содержание Chocolate KE800
Страница 1: ...Service Manual Model KE800 Service Manual KE800 Date January 2007 Issue 1 0 ...
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Страница 26: ...4 Trouble Shooting 27 Touch pad driver LDO LCD connector Charge pump IC Figure 4 4 Sub PCB Top ...
Страница 82: ...6 SW Download 83 KE800 KE800P40 7 V10g 9 Download complete ...
Страница 83: ... 84 ...
Страница 96: ... 97 8 PCB LAYOUT ...
Страница 97: ... 98 8 PCB LAYOUT ...
Страница 98: ... 99 8 PCB LAYOUT ...
Страница 99: ... 100 8 PCB LAYOUT ...
Страница 100: ... 101 8 PCB LAYOUT ...
Страница 101: ... 102 8 PCB LAYOUT ...
Страница 102: ... 103 8 PCB LAYOUT ...
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Страница 104: ... 105 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 106: ... 107 8 PCB LAYOUT ...
Страница 107: ... 108 8 PCB LAYOUT ...
Страница 109: ... 110 9 CALIBRATION 9 2 Calibration procedure 9 2 1 Turn on the Phone 9 2 2 Execute HK_24 exe 9 2 3 Click SETTING Menu ...
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Страница 141: ...Note ...
Страница 142: ...Note ...