Xerox 3050 Service Manual page 137

(A7 P I DISCONNE
MOTOR PWB).
I I
PIN
I
STANDBY
VOLTAGE
+
5 VDC (OR)
!
I
P1-8
I
+
0.1 VDC
+0.1 VDC
PI-4 +2.4VDC
4TE VOLTAGE
XED FROM A:
;
107031
1
VOLTAGE
'
+ O . l VDC
+
4.5 VDC
+0.1 VDC
+
2.0 VDC
i:
CAUTION
DRIVE
@
TO PREVENT DAMAGE TO THE
COMPONENTS, PRESS THE POWER OFF
SWITCH BEFORE DISCONNECTING THE
PLUGS.
107031 ENERGIZES THE ROLL DRIVE
@
MOTOR AND THE MOTOR ROTATES IN
THE COUNTERCLOCKWISE DIRECTION.
+
4.5 VDC
107041 ENERGIZES THE ROLL DRIVE
MOTOR AND THE MOTOR ROTATES IN
THE CLOCKWISE DIRECTION.
1 R I : E MOTOR
PL 7.2
I
I
I
GRY
LEFT
-
SIDE
V T W -
ROLL1
, 0
FEED
DRlVE
SPROCKET
i
RED
I /
I
I
L
VIO
ROLL DRIVE
E
@
A7 P I APPROXIMATE RESISTANCE:
(A7 P2 DISCONNECTED FROM A7
DRlVE MOTOR PWB)
PIN 1 TO PIN
2 = 3.5
OHMS
PIN 3 TO PIN 4
-
3.5 OHMS
10/ 92
3050 2-1 79
7.1 Roll 1 Feed RAP