Xerox 3050 Service Manual page 143

A7
P I
APPROXIMATE VOLTAGES: CAUTION
(A7 P1 DISCONNECTED FROM A7 DRIVE
@
TO PREVENT DAMAGE TO THE
MOTOR PWB).
COMPONENTS, PRESS THE POWER OFF (0)
STANDBY (07031 107041
'IN
VOLTAGE VOLTAGE VOLTAGE
PI-8 +5VDC(OR) +O.lVDC t4.5VDC
+
0.1 VDC
PI-7
+
5 VDC (OR)
+
4.5 VDC
+
4.5 VDC
1
+0,1 VDC
SWITCH BEFORE DISCONNECTING THE
PLUGS.
@
lO703l ENERGIZES THE ROLL DRlVE
MOTOR AND
THE
MOTOR ROTATES IN
THE COUNTERCLOCKWISE DIRECTION.
10704) ENERGIZES THE ROLL DRlVE
MOTOR AND THE MOTOR ROTATES IN
THE CLOCKWISE DIRECTION.
I I
GRY
A7
DRlVE MOTOR
r E 2
DRIVER
11
8-
I
7 -
;i-
L-
I
4 -
I
3 -
12
1-
-
2
I-
-
-
1
ROLL2
/
FEED
DRlVE
SPROCKET
ROLL DRlVE
MOTOR
PL7.2
I
ROLL DRlVE
v
@
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
10192
3050 2-185
7.2
Roll 2 Feed RAP