Xerox DocuPrint C55 Service Manual page 280

A B
7.1 PAPER EMPTY SENSING
TRAY EMPTY
1
SENSOR
PL 8.2
+5 VDC
TRAY EMPTY (H) +5 VDC
GND
2
7.2 PAPER SIZE SENSING
CASSETTE
PWB
CN201
PL 3.1
PAPER SIZE 0 (H) +5 VDC
6
PAPER SIZE 1 (H) +5 VDC
7
PAPER SIZE 2 (H) +5 VDC
3
8
PAPER SIZE 3 (H) +5 VDC
9
PAPER SIZE 4 (H) +5 VDC
10
GND
3
GND
4
+5 VDC
5
4
7.3 PAPER FEED DRIVE
PCU
PWB
PL 4.2
CN111
FEED MOTOR CLOCK A
1
FEED MOTOR CLOCK A
2
2 +24 VDC INTERLOCKED
5
5
FEED MOTOR CLOCK B
3
FEED MOTOR CLOCK B
4
1
Paper Paper Paper
Loaded Size 0 Size 1
(01-C) (01-M)
6
No Tray OFF (L) OFF (L)
Executive ON (H) ON (H)
Letter ON (H) OFF (L)
A4 ON (H) OFF (L)
Legal ON (H) OFF (L)
Other ON (H) OFF (L)
7
10.5" 11", A4
BSDs
Chain 7 Paper Feed
C D
PCU
PWB
CN102
PL 4.2
4
C1
6
E1
5
PCU
PWB
CN107
PL 4.2
8
1
9
10
11
12
5
6
7
PAPER FEED
MOTOR
PL 4.1
MOT
CN201
Paper Paper Paper
Size 2 Size 3 Size 4
Status
(01-Y) (02-K) (02-C)
Codes
OFF (L) OFF (L) OFF (L)
No Tray 1 in Printer.
C1
OFF (L) OFF (L) OFF (L)
E1 Sheet fed from Tray 1 did not reach
ON (H) OFF (L) OFF (L)
Registration Sensor.
OFF (L) ON (H) OFF (L)
E3 Sheet fed from Bypass not reach
Registration Sensor.
OFF (L) OFF (L) ON (H)
OFF (L) OFF (L) OFF (L)
2
THE FEED MOTOR CLOCK SIGNALS ARE FROM 10 TO 23 VDC.
14"
E F G
7.4 PAPER FEED
PCU
PWB
CN101
+24 VDC INTERLOCKED
PL 4.2
3
FEED SOLENOID ON (L) +24 VDC
5
7.5 BYPASS SENSING
BYPASS
SWITCH
BYPASS SENSED
PL 10.4
CN312
(L) +5 VDC
GND
CONNECTOR
PWB
CASSETTE PWB
PS0 THRU PS4
BYPASS
SWITCH
TRAY
Description
EMPTY
SENSOR
2/99
7-6
H J
FEED
SOLENOID
PL 8.2
CONN.
PCU
PWB
PWB
PL 10.4
PL 4.2
CN307 CN103
D1
2
2 27
MUX 2
E3
STROBE 2
10
1 18
PCU PWB
PAPER FEED
MOTOR
PAPER FEED
SOLENOID
PAPER FEED
CHAIN 7 LEVEL 2
SHEET 1 0F 2
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