Panasonic UF-9000 Service Manual page 146

5.1.3. F4 Mode: Input/Output Status Test
Set the machine to service mode and press "4" key on the Keypad.
↓
Press the "START" key.
↓
Enter the number to activate the test then press "START" key.
↓
Press "STOP" key to cancel the test.
↓
When the "CLEAR" key is pressed, the selected code input will not be accepted.
↓
Press "FUNCTION" and "CLEAR" keys simultaneously to exit the service mode.
1. Check Input
No. Function
021 Home Position Sensor
ADF Cover Open Sensor
2. Check Output
Press the "START" key to start and press the "STOP" key to reset.
No.
120 Lamp
Ver. 1.0
F4 Mode (Check Input)
Condition
Home position is
detected.
ADF Cover is open.
F4 Mode (Check Output)
Item
When SDR PCB CN656-1 signal
level changes to 0V from +5V, Lamp
operates.
Message Display
7 6 5 4 3 2 1 0
Function
146
UF-9000
DP-180/190
Remarks
1
1
Remark
JAN 2004