Fax Machine User Manual

2-39
FAX-L1000 Chapter 2: Operating Instructions
3.3 Service Switches
3.3.1 Hardware switches
This fax has the following hardware switches.
a) SCNT board
Jumper switch (JP1)
The secondary vanadium-lithium battery backs up image memory by causing a short with
the jumper plug.
Jumper switch (JP2)
The lithium battery backs up control memory by causing a short with the jumper plug.
REFERENCE
Refer to Chapter 1, 3.2 Backed up by rechargeable battery and 3.3
Backed up by lithium battery
for details regarding jumper switches (JP1 and
JP2).
Jumper switches (JP3, J6)
These are for factory adjustments, so please do not change these settings.
b) Power supply board
Volume (RV1, RV2)
These are for factory adjustments, so please do not change these settings.
c) ECNT board
Push switch (SW501)
This is a test print switch for adjustment of the leading edge margin.
Volume (VR501)
This is a volume for adjustment of the leading edge margin.
Volume (VR601)
This is for factory adjustment, so please do not change this setting.
d) Laser scanner unit
Volume (VR501, VR502, VR503)
These are for factory adjustments, so please do not change these settings.