Service manual

S-35
035199
Battery Charge
HIGH CURRENT VIAS
ESD Protection
Power Entry
Fan Control
230V
115V
Nellcor # 891196
To Fan
Requires Heat Sink
Battery -
Main Board
Battery +
BATT_OUT
Q6
3
2
1
2N7002S
2
3
TH2ASB
F3
I12
NEUTRAL
I10
MPSA56
Q5
1
3
22
3
1
F2
2ASB TH
I9
I8
10.0K
R14
10.0K
R3
CR7
13
1N914S
13
R16
10.0K
CHG_OUT
CR6
13
1N914S
31
R7
154K
100K
R6
Q2
TH
2
1
3
4
IRF9510
2
3
1
CHG_IN
R13
10.0K
Q3
MPSA56
1
3
2
1
3
2
10.0K
R12
U2
4
LM385S
8
4
8
10.0K
R11
1/2W
R10
1.50
TH
BATT+
TH
Q4
2N3904
2
1
3
2
1
3
MBRS330T3
CR4
1221
T2
OB24-9
TH
15
13
12
108
6
3
1
10
12
15
13
8
6
3
1
FAC-
FAC+
MAIN_DC
MAIN_DC
AC-
AC+
0.01U
C8
DT1
600V TH
I3
W5
22GA_BLK
18GA_BRN
W2
22GA_ORN
W6
W9
22GA_RED
22GA_WHT
W7
W1
18GA _GRN/YEL
E
BATT_CHK
FAN_CTRL
0.1U
C10
100M
TH
R2
1/4W
I2
TP1
1/2W
R1
390K
TH
LINE
NEUT_IN
LINE_IN
EPS2PC3
SW1
TH
6
5
32
11
2
45
6
SW2
MTS50B
TH
NC
T1
E3490A
TH
4 29
7
2 47
9
E
LM358
U1
-
+
+
-
4
8
1
3
2
0.01U
C6
J1
CON_2L
2
1
TP2
GND
250V
4700P
C2
TH
C1
220P
250V
TH
C3
250V
TH
220P
THQ1
2N3904
2
1
33
1
2
I1
GBU8B
BR1
TH
41
3
2
41
3
2
CR5
22V
SMCJ22C
2121
1N4702
CR1
TH
15V
2121
C5
15000U
35V
TH
+
BATT_CHK
499
R4
1.00K
R8
10.0K
R22
U3
TH
3
GND
1
VIN
2
VOUT
LM35D
3
1
2
1.00K
R9
C9
TH
100U
35V
+
CR2
22V
SMCJ22C
2112
FAN_CTRL
10.0K
R17
C4
100P
C7
0.1U
0.1U
C11
R20
10.0K
1/4W
49.9
TH
R24
TH
1.00K
R5
1/2W
LM358
U1
-
+
+
-
6
5
7
8
4
R25
10.0M
R21
73.2K
R19
1.00K
10.0K
R23
49.9K
R15
18GA_BLU
W3
W8
22GA_BLK
22GA_RED
W4
I5
I6
E
I7
VREF
TH2ASB
F1
I11
MAIN_DC
I4
Figure S-15
Power Supply Schematic Diagram (1 of 2)