Oki Data CONFIDENTIAL
42930511TH Rev. 2 137 /
5.1.2.3 Switch Scan Test
This self-diagnosis is sued to check the input sensor and switch.
SWITCH SCAN
1. Keep the [MENU+] and [MENU-] keys pressed until [SWITCH SCAN] appears at the top
of the display and operations goes into the regular diagnosis mode. (The [MENU+] key
= Increment Test Item / the [MENU-] key = Decrement Test Item.)
2. The following message appears by pressing [ENTER]
SWITCH SCAN
PAPER ROUTE: PU
3. Keep the [MENU+] and [MENU-] keys pressed until the item that applies to the unit to
test from Table 5-1-1 appears, at the top of the display.
Press the [
MENU+] and [MENU-] keys
. The [MENU+] key = Increment Test Item /
the
[MENU-] key
= Decrement Test Item.
PAPER ROUTE: PU
1=H 2=L 3=H 4=L
4. The test is started by pressing the [ENTER] key. The top of the display starts blinking and
the applicable unit number (1-4) and the current state appears.
Operate each unit (Figure 5-1). Display the operations on each respective applicable LCD
area. (The display varies according to each sensor. For details refer to Table 5-1-1.)
5. Press the [CANCEL] or [BACK] key to return to state 2.
6. Accordingly repeat Steps 2 to 4.
7. To end the test press the [BACK] key. (Return to state 1)