W83627HF/ F/ HG/ G
Hardware Monitor circuits
Temperature Sensing
Voltage Sensing
R74
R73
56K 1%
-12V
232K 1%
10K 1%
R43
R
R
R
RT2
VCOREA
VCOREB
+3.3VIN
R61 10K 1%
CPUVCOA
10K
R44
-12VIN
-5VIN
VREF
(for other)
THERMISTOR
CPUVCOB
VREF
RT1
10K 1%
10K
R45
R62 10K 1%
(for system)
VCC3V
THERMISTOR
10K
VTIN3
VTIN1
R76
R75
56K 1%
-5V
+12VIN
AGND
120K 1%
R
R46
R47
R
+12V
10K 1%
28K 1%
R60 30K
D+
D-
D+
D-
(from Deschutes)
VTIN2
AGND
C43
CAPACITOR NON-POL
3300p
Beep Circuits
PWM Circuit for FAN speed control
VCC
+12V
R58
4.7K
R67
100
Q6
R57
1K
D7
1N4148
PNP
LS1
R56
4.7K
3906
R66
10K
JP7
SPEAKER
R55
27K
C41
10u
Q4
MOSFET
2N7002
+
FANIO1
3
2
1
R59
510
N
Q3
3904
FANPWM1
BEEP
R54
10K
HEADER
3
+12V
R50
R49
4.7K
1K
Case Open Circuits
Q7
D6
1N4148
PNP
R77
3906
R51
4.7K
CASEOPEN#
VBAT
R
JP6
1M
C42
10u
R52
27K
Q5
MOSFET
2N7002
+
FANIO2
3
2
1
R48
510
N
FANPWM2
R53
10K
HEADER
3
S1
CASEOPEN SW
CPU Voltage ID output
Fan Speed Input Circuit
L6
+12V
VCC
AVCC
FB
3VCC
D5
1N4148
R63
4.7K
L7
R68
10K
R69
10K
R70
10K
R71
10K
R72
10K
AGND
JP5
R64
27K
FB
FANIO3
3
2
1
R65
10K
VID4
VID3
VID2
VID1
VID0
PIIVID4
PIIVID3
PIIVID2
PIIVID1
PIIVID0
Winbond Electronic Corp.
HEADER
3
Title
W83627HF CIRCUIT (LPC I/O+ H/W)
Size
Document Number
Rev
0.4
CustomHardware Monitor
Date:
Monday, August 05, 2002
Sheet
5
of
6
- 126 -
WINBOND [ WINBOND ]
