Brother International MD-817 Service Manual - Page 106
R22o,LHvR
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E MOTOR INST (228311001) 26 24 19 20 18 21 5 22 17 +15V 27 25 23 TRiM (LOW) SBL SBT EBT 15 13 14 12 AMP COM +5V -5V AMP AMP 16 10 -15V 0 MOTOR CONT (228312001) +15V 5o O aO 120 77 I O -15V 13o iR22o,LHvR 1...;L 16 0--- 19 18 15 AMP R332(SVR) 17 O MO- AMP Power ON-OFF Detection a b 2KHz AMP 1 COMP O CVR 10 COMP -102-
MOTOR
INST
(228311001)
26
24
19
20
18
21
5
22
17
+15V
TRiM
(LOW)
15
27
SBL
SBT
25
EBT
14
13
12
23
0
MOTOR
CONT
(228312001)
5o
O
+15V
aO
77
I
O
-15V
120
AMP
AMP
COM
+5V
-5V
AMP
16
10
-15V
Power
ON
-OFF
Detection
a
b
2KHz
16
0---
13
i
o
R22o,LHvR
1
...;L
15
R332(SVR)
AMP
19
18
17
O
MO
-
AMP
1
CVR
10
AMP
COMP
COMP
O
-102-