2BT
1-4-37
Maintenance
Description
item No.
U990
Checking/clearing the time for the exposure lamp to light
Description
Displays or clears the accumulated time for the exposure lamp to light.
Purpose
To check duration of use of the exposure lamp. Also to clear the accumulated time for the lamp after
replacement.
Method
1. Press the start key.
2. Change the indication of the copy quantity display by lighting a copy exposure indicator using the copy
exposure adjustment keys.
Copy exposure indicator
Copy quantity display
Exp. 1
First 3 digits of the lamp-on time (minutes)
Exp. 3
Last 3 digits of the lamp-on time (minutes)
Exp. 5
Clearing the lamp-on time (CLE)
Clearing
1. Light exp. 5.
2. Press the start key. The accumulated time is cleared, and the indication for selecting a maintenance item
No. appears.
Completion
To exit this maintenance item without changing the accumulated time, press the stop/reset key. The indication
for selecting a maintenance item No. appears.
