Xerox Phaser 7400 Service Manual

Error Messages and Codes 3-53
Close Right Door C for Tray [3][4][5][6]
The Door C Detect Sensor for one of the option trays indicates that Door C is open.
Initial Actions:
■ Ensure that the door is free of obstructions and fully closed.
■ Verify that the Detect Sensor Actuator molded into the Door is not damaged.
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Door C
■ Door C Detect Sensor
■ Option Feeder Board
■ Motor Driver Board, PL2.1.10
■ Print Engine Map 3 (page 10-6)
■ Options Map 5, Paper Tray Controller Board
■ Options Paper Tray Sensors and Interconnect Wiring
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the following for evidence of fault or
damage:
■ Door C Detect Sensor Actuator
■ Door C Detect Sensor Holder
■ Door C Detect Sensor
Is there any damage or misalignment?
Replace any
damaged parts.
Go to Step 2.
2
Test the Door C Detect Sensor.
Run the Service Diagnostics Door C test
for the appropriate tray.
NOTE: Door sensor tests are located under
the Interlock Switches sub-menu.
Does the switch function correctly?
Replace the Engine
Control Board
(
page 8-112).
Go to Step 3.
3
Replace the Door C Detect Sensor.
Does the error persist?
Go to Step 4. Complete.
4
Check for +0V on the OPTIF connection.
Is there +0 V at OPTIF-7 when the door is
closed?
Replace the Engine
Control Board
(
page 8-112).
The Door C sensor
is signaling an
open condition, go
to Step 5.
5
Check for +0V on the FFSNS connector of
the Option Control Board.
Is there +0 V at FFSNS-8 when the door is
closed?
Replace the Option
Control Board.
If the wiring from
the Option Control
Board to the
sensor is OK,
replace the sensor.

Xerox Phaser 7400 Specifications

General

Color	Yes
Print technology	Laser
Maximum resolution	600 x 1200 DPI
Time to first page (black, normal)	12 s
Print speed (black, normal quality, A4/US Letter)	40 ppm
Print speed (color, normal quality, A4/US Letter)	36 ppm
Storage media	HDD
Internal memory	512 MB
Processor model	PowerPC
Maximum internal memory	1 MB
Internal storage capacity	20 GB
Total input capacity	800 sheets
Maximum input capacity	3000 sheets
Paper tray 2 input capacity	350 sheets
Auto document feeder (ADF) input capacity	1650 sheets
Maximum print size	297 x 420 mm
Paper tray media types	Envelopes, Labels, Transparencies
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Letter (media size), Statement (140 x 216mm), Legal (media size)
Maximum ISO A-series paper size	A3
Power requirements	100-240V, 50/60Hz
Networking features	Fast Ethernet
Supported media weight(s)	270 g/m²
Maximum operating temperature range (T-T)	10 - 32 °C
Certification	FCC p.15 A, CE
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	-4 - 140 °F
Storage relative humidity (H-H)	10 - 95 %
Operating relative humidity (H-H)	20 - 80 %
Maximum duty cycle	150000 pages per month

Weight and Dimensions

Dimensions (WxDxH)	1438 x 623 x 975 mm