Input Check (Sp5-803) - Ricoh Aficio 220 Service Manual

20 September 1999

4.2.4 INPUT CHECK (SP5-803)

[Serviceman P-Mode]
Input Check
Prev.
1. Access SP mode 5-803.
2. Select the number that will access the switch or sensor you wish to check (see
the table below).
3. Check the status of the sensor or switch.
4. If you wish to check the signal during a copy cycle, select the required copy
modes, then press the Start key. After that, re-enter the SP mode to monitor
the signal.
5. The LCD panel will display "00H" or "01H". The meaning of the display is as
follows.
Input Check Table
Number
0 Not used
1 Front cover safety switch
2 Front cover safety switch – LD5 V
3 Right cover switch
4 Right lower cover switch
5 Tray Cover (optional paper tray unit)
Duplex unit open switch
6
(Optional duplex unit)
7 Right upper cover switch
Right guide switch
8
(Optional bridge unit)
Left guide switch
9
(Optional bridge unit)
10 Not used
11 Paper overflow sensor
12 ~ 15 Not used
16 Upper relay sensor
17 Lower relay sensor
Vertical transport sensor
18
(Optional paper tray unit)
Code:
Next
Description
4-61
SERVICE PROGRAM MODE
5
O K B a c k
A250M501.WMF
Reading
00H
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Paper not detected
Paper not detected
Paper not detected
Paper not detected
01H
Opened
Opened
Opened
Opened
Opened
Opened
Opened
Opened
Opened
Paper detected
Paper detected
Paper detected
Paper detected