6. Maintenance & Check 60 
 
 
6.6 Replacing Fuses 
Exchange the fuse for the one of our specification. Exchange it after confirming the cause to which the fuse 
is blown. Moreover, turn off the main switch of the power supply CQD-2083  when you exchange fuses 
(Press  ○  sign side). 
 
No.  Model type  Rating  Remarks 
F1  250V A TLC 5A  250V 5A 
For power supply in this 
equipment 
F2  MF51NR 250V 0.5 or equivalent  250V 0.5A 
For power supply alert 
circuit in this equipment 
F3  MF51NR 250V 2 or equivalent  250V 2A 
For built-in printer power 
supply 
 
 Fuse Positions       
 
 
 Inside of main unit 
 CQD-2083 
 
 
 
 
 
 
 
 
 
 
 
 
 
 (1) Replacing Main Power Supply Fuse F1        
・As for the cause, the defective cable connected with the power supply is considered. 
Exchange fuses after defective checking the cable. Still, when the fuse is blown, the defect in the power 
supply CBD-1811 is thought. Request the repair. 
 
MAIN SW 
○ side  is  O FF. 
F1
F2
F3