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Circuit Diagrams and PWB Layouts
Scaler Board: Fan Control-RTC
5
SCALER BOARD:
S-A09
+12V_SW
L45
FANVCC
KHB0805R121SA/NC
+
C221
C222
C226
0.1uF
0.1uF
D
47uF/25V/NC
FANVCC
D34
1
1N4148/NC
R432
R433
2
4.7K
27K
3
2
2
1
+
EIC_4500-E03N/NC
C228
CN13
47uF/25V/NC
C
FANVCC
D35
1
1N4148/NC
R439
2
4.7K
R440
27K
3
2
2
1
EIC_4500-E03N/NC
CN14
B
+3.3V_SW
L46
KHB0805R121SA/NC
4
+
3
2
1
4500-E04N/NC
CN15
R444
NC
2
1
SELFD_INV
R446
NC
2
1
SELFD_PPWR
R450
4.7K
A
5
QCS1.0S LA
7.
4
FAN CONTROL-RTC
FANVCC
Q54
APM3195P/NC
R646
0R
1
2
1
FAN_DET1
1
R434
10K
FANVCC
Q56
APM3195P/NC
R647
0R
1
2
FAN_DET2
1
+
C230
R441
47uF/25V/NC
10K
U40
F75375S/NC
16
VCC
15
VT1
FANIN2/GPIO0
14
VT2
PWMOUT1/DACOUT1/ADDR_TRAP
13
VREF
PWMOUT2/DACOUT2/GPIO1
12
VIN1
FAN_FAULT#/SMI#/GPIO2
11
VIN2
VOLT_FAULT#/OVT#/GPIO3/EXT. CLOCK
10
VIN3
9
GND
R451
4.7K
4
29
3
+5VS
L44
KHB0805R121SA
R431
4.7K
2007/04/14
pin define
modify
Pin2 change to Pin4
C470
18pF
FAN_CTL1
1
Q55
DTC144E/NC
RTCVCC
2
1
R435 10K
R438
4.7K
1
FAN_CTL2
1
Q57
DTC144E/NC
FAN_DET1
1
FANIN1
FAN_DET2
2
FAN_CTL1
3
FAN_CTL2
4
R445
4.7K
5
2
1
R447
4.7K
6
2
1
R448
100
7
2
1
3V3_SCL
SCLK
R449
100
8
2
1
3V3_SDA
SDATA
3
2
1
Q52
MMBT3906
1
3
+
R429
R426
12K
12K
R428
33K
R430
4.7K
Q53
R697
2
1
1
2
2
1K
MMBT3904
U39
PHP_PFC8563T_TSSOP_8P
RTCVCC
1
8
OSCI
VDD
2
7
OSCO
CLKOUT
R436
33
3
6
2
1
/INT
SCL
R437
4
5
2
1
VSS
SDA
33
C229
0.1uF
+3.3V_SW
+3.3V_SW
2,4,9,11,15,16
+5VS
+5VS
2,3,4,6,10,11
+12V_SW
+12V_SW 2,6,11,12,14
2
1
S-A09
RTCVCC
R427
D
560
+
C227
1F_5.5V
C
MSTR_SCL
MSTR_SDA
B
A
I_17540_026.eps
310108
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