Mallinckrodt Nellcor N-20PA Service Manual page 89

TO N-20 AUX BOARD
JP9
VPRN
1
TG
2
HM
3
4
DOT4
5
U1
6
8
INM
PR_DOT6 1
7 IN0
2
IN1
PR_DOT5
3
8 IN2
4
IN3
PR_DOT4
5
9 IN4
6
IN5
PR_DOT3
7
10 IN6
PR_DOT2
10
11 VCC
PR_DOT1
LB1256
12
PR_DOT0
13
C3
PR_MOTOR
3300UF
14
15
Q1
16
1 8
S1 D1
PWR_ON
2 7
17 G1 D1
3 6
18 S2 D2
4 5
G2 D2
PR_PRESENT
19
SI9956DY
ON_OFF
20
ADV
21
DD
22
22 HDR
JP10
M+
1
M-
2
TG
3
4
HM
5
6
HEADER 6
JP11
11
OUTM 8
18
DOT6 DOT6
OUT0 7
17 DOT5
OUT1 6
16 DOT4
OUT2 5
15 DOT3
OUT3 4
14 DOT2
OUT4 3
13
DOT1
OUT5 2
12 DOT0
OUT6 1
9 HEADER 8
GND
ON OFF BUTTON
S1
R1
1K
C4
0.01uF
ADVANCE BUTTON
S2
R2
1K
C5
0.01uF
DAY/DATE BUTTON
S3
R3
1K
C6
0.01uF
Printer Flex circuit
SEIKO
MTP102-16
PRINTER
Figure 9-33
9-51