Service manual

Troubleshooting Si-64
28 Troubleshooting
1.3 Remote Controller Fails to Operate Equipment.
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
Switches on main unit work properly, but remote controller fails to operate equipment.
Supposed Causes
„
Noise generated by fluorescent lamps
„
Faulty remote controller
„
Faulty PCB
Troubleshooting
Check location
conditions.
Check batteries in
remote controller.
YES
Battery consumption
Replace remote controller
Replace display PCB
Does
problem
remain after new
batteries are
installed?
NO
Check location
conditions
YES
YES
Does
different
remote controller
fail to operate
equipment?
NO
Are there
fluorescent lamps
nearby?
NO
(EF004)
Change installation location by
referring to operation manual.