26 January, 2001 SERVICE PROGRAM MODE
5-49
Service
Tables
5.1.4 INPUT CHECK
Main Machine Input Check: SP5-803
1. Enter the SP mode and select SP5-803.
2. Enter the number (1 – 13) for the item that you want to check. A small box will
be displayed on the SP mode screen with a series of 0’s and 1’s.
The meaning of the display is as follows.
0 0 0 0 0 0 0 0
Bit 7 6 5 4 3 2 1 0
3. Check the status of each item against the corresponding bit numbers listed in
the table below.
Reading
Number Bit Description
01
7 Fusing Exit Sensor Activated Deactivated
6 Near End Sensor 2 Activated Deactivated
5 Near End Sensor 1 Activated Deactivated
4 Not Used --- ---
3 Paper Size Sensor 4 Activated Deactivated
2 Paper Size Sensor 3 Activated Deactivated
1 Paper Size Sensor 2 Activated Deactivated
1: Paper Feed
1 (Upper Tray)
0 Paper Size Sensor 1 Activated Deactivated
7 Duplex Unit Set Sensor Unit set Unit not set
6 Near End Sensor 2 Off On
5 Near End Sensor 1 Off On
4 Not used --- ---
3 Paper Size Sensor 4 Activated Deactivated
2 Paper Size Sensor 3 Activated Deactivated
1 Paper Size Sensor 2 Activated Deactivated
2: Paper Feed
2 (Lower Tray
0 Paper Size Sensor 1 Activated Deactivated
7 Zero Cross Signal Detected Not detected
6 Transfer Belt Unit HP Sensor Not present Present
5 Exhaust Fan Lock Signal Not locked Locked
4 Cooling Fan Lock Signal Not locked Locked
3 Main Motor Lock Signal Not locked Locked
2 Toner Overflow Sensor Tank not full Tank full
1 Cover Open Cover closed Cover opened
3: Registration
and Others
0 Registration Sensor Paper detected Paper not detected