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Service Manual Online Homepage: http://manual.kmip.net/ Email: web_manual@163.com ICQ: 343183
Service Manual Online Homepage: http://manual.kmip.net/ Email: web_manual@163.com ICQ: 343183
V_IN
R303
150K
SLEEP_N
IDLE_N
BACKLIGHT_LED
MOT_CO N
R323
R324
47K
47K
TA+
C326
10UF
10V
2.8V
R334
12K
3
TA_DET_N
R336
47K
2
1
Q306
V_IN
Q503
6
5
2
S
S
1
V_BATT
4
R347
G
3
680K
R350
22K
3
C331
Q307
1
100NF
2
R354
220K
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SCH- X359 F low Chart of Troubleshooting and Circuit Diagrams
2.8V
R300
U300
8
1
VDET
_RESET
7
2
VIN
VOUT
6
3
C302
NC
GND
10UF
6.3V
5
4
_SHD N
BYP
C304
470PF
3.0VR
U301
1
5
IN
OUT
2
GND
C306
3
4
10UF
EN
REF_BYP
6.3V
3.0VT
C307
1NF
U302
1
5
IN
OUT
2
GND
3
4
EN
REF_BYP
C316
C317
10UF
1NF
6.3V
U303
1
8
VIN
VOUT1
2
7
SD1
VOUT2
3
3
6
SD2
ERR1
4
5
GN D
ERR2
2
1
D300
( P i c t u r e
1 )
4
U305
3
Q304
1 ISENSE
6
DRIVE
12 56
GND
2
5
VSENSE
3 VCC
PROG 4
R332
2.7K
3
R335
470K
1
R344
1K
HP_PW R
PS_HOLD
R346
ON_SW
C330
1K
R349
10UF
4.7K
6.3V
R352
22K
1
ZD305
R355
C332
100K
1NF
( P i c t u r e
2 )
2- 9
2.8VA
0
C300
10UF
6.3V
RESIN_N
2.8V
2.8VB
L300
R309
NC
C305
100NF
V_LED
V_MO T
C318
C319
1UF
330N F
V_BATT
ICHG
CHG_ON
Q305
2
TA+
R337
R338
10K
20K
2.8V
R348
100K
ON_SW_SENSE
3
Q308
2
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