FinePix S5800/S800 Service Manual
3-21
3. Schematics
Confidential: FUJIFILM Service Center Use Only
3-8-11. POWER BLOCK
IC501
SWITCHING CONTROL
BD9739KN
L5006 Q5003
STEP UP CIRCUIT
L5008 Q5002
STEP UP CIRCUIT
INVERTING CIRCUIT
L5010
STEP DOWN CIRCUIT
L5011
STEP DOWN CIRCUIT
L5001 Q5001
STEP DOWN CIRCUIT
CURRENT DETECTOR
CIRCUIT
IC505
TK70618HCL
REG.
IC506
XC62KS0PXXD
REG.
IC503
TK11136CSCL
REG.
IC504
TK11135CSCL
REG.
6
6
1
4
5
1
1
4
4
2
BOOST5.3V
TO TCA, SYA
TO DMA, STA
TO DMA
TO DMA
TO DMA, TCA, STA
TO TCA, SYA
TO DMA
TO DMA
TO SYA
TO DMA
TO SYA
+13V (A)
-7.5V (A)
+3.5V (A)
VDD3
VDD1.8
VDD1.2
3.6V (E)
PON
PAON
PAON4
EVFON
LCDBL
EVFBL
LCDPWM
EVFAN
EVFCA
LCDAN
LCDCA
IC532 S-8520F33MC REG.
L5302 Q5302
STEP DOWN CIRCUIT
OUT7
B
OUT5
OUT1
M
55
18
STB5
20
STB7
17
STB4
16
STB2
3
15
STB1
63 62
SWIN7
58 52
51
DARIN2L
6
OUT4
7
DRAIN3L
10
L5007
STEP UP CIRCUIT
SWOUT7
Q5004
CURRENT DETECTOR
CIRCUIT
11