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B - 30 Fan Control and SpeedStep (71-M4000-D03)
B.Schematic Diagrams
Fan Control and SpeedStep
+5V
+3V
+5V
+5V
+3VS
+3VS
+5VS
+1.8VS
+3V
+3V
+3V
+3V
+5V
+3V
+3V
+3V
+5V
+5V
+3V
FAN1-ON24
CPUSTP# 4,15
H_DPSLP# 2,36
VGATE15
VR_PWRGD36
PWRGD 9,15,26
PSON#15,28
PWROK24
H8BEEP24
FAN_SEN24
FAN3_SEN24,27
FAN2-ON24
PCBEEP15
SPKROUT19
LBP 26
FAN2_SEN27
FAN2-ON24
FAN1-ON24
FAN4_SEN27
SUSB-37,39
FAN1-ON
H_DPSLP#
CPUSTP#
VGATE PM_GATEM
PWRGD
PSON#
VR_PWRGD
VR_PWRGD
PWRGD
PWROK
PM_GATEM
H8BEEP
FAN_SEN
FAN2-ON
FAN3_SEN
PCBEEP
SPKROUT
H8_BEEP
H8_BEEP
FAN_VCC
FAN2-ON
FAN_VCC
FAN2_SEN
FAN_VCC
FAN1-ON
FAN4_SEN
FAN_VCC
R755
0
R445
100K
U16
TC7S32F
1
2
3
5
4
IN
IN
GND
VCC
OUT
R182
4.7K
Q9
2N7002
G
DS
R409
4.7K
R410
24.9K
C215
10PF
R443
56K_1%
R442 10K_1%
R454 0
R184
20K(R)
R453 0(R)
Q7
PDC114
C
E
B
U12
MAX809(R)_SOT-23
3
1
2
VCC
GND
RESET
JFAN1
FI-S03P-HF
1
2
3
R154 0(R)
Q21
2SD1834
B
E
C
C1
U15A
74(A)HC08
1
2
3
14
7
U15D
74(A)HC08
12
13
11
14
7
U13
MAX6306
1
2
3
4
5
RESET#
GND
MR#
RST-IN
VCC
R444
100K
C214
0.1UF
Q4
3904
B
E
CD25 F01J2E
A C
R367 470
C515
0.1UF(R)
C522
0.1UF
L91
FCM2012V121
1 2
R517 100K
D33 1SS355
AC
L125
FCM2012V121
1 2
R659 100K
D40 1SS355
AC
JFAN3
DDRCON
1
2
3
Q33
2SC4672
B
E
C
C1
R660 470
C826
0.1UF(R)
C825
0.1UF
C587
2200PF
U14A
74LVC14
12
14
7
R183
100K
C219
1UF
C218 1UF
C220
1UF
+
C833 100U/16V DIP
12
D39 F01J2E
A C
C828
0.1UF(R)
D42 1SS355
AC
JFAN2
FI-S03P-HF
1
2
3
R661 100K
C827
0.1UF
R662 470
L126
FCM2012V121
1 2
R461 1M
C835
0.1UF
L141
FCM2012V121
1 2
R710 100K
D50 1SS355
AC
JFAN4
FI-S03P-HF
1
2
3
Q40
2SD1834
B
E
C
C1
D41 F01J2E
A C
Q34
2SC4672
B
E
C
C1
C834 10U(0805)
D49 F01J2E
A C
R711 470
C836
0.1UF(R)
MAIN FAN
DDR FAN
SECOND FAN
MAIN2 FAN
Sheet 29 of 41
Fan Control &
SpeedStep