Replacing 24Vdc Input Power Fail Alert Fuse F2; Replacing Built-In Printer Fuse F3; Repair Parts - JRC JFE-680 Instruction Manual

(2) Replacing 24VDC Input Power Fail Alert Fuse F2

・As for the cause, the abnormal voltage input is thought.
Confirm the input voltage of interface unit J11 terminal stand ➂ ➃.
Exchange fuses after confirming it is rating DC24V(DC21.5 ～31.5V).
Still, when the fuse is blown, because defects of the interface unit CQD-2083, the power supply CBD-1811,
the operation unit CCK-963, and wiring CFQ-9139, CFQ-9140, CFQ-9148, etc. are thought. Request the
repair.

(3) Replacing Built-in Printer Fuse F3

・As for the cause, in the case of the built-in printer, the over current of the external unit connected with printer
or Interface unit J13 ➀ ➁ is thought.
Remove the connecting cable of the external unit once. Still, when the fuse is blown, because defects of an
interface unit CQD-2083, a built-in printer H-7HPJD0001, and wiring CQD-9142, etc. are thought. Request
the repair.

6.7 Repair Parts

Parts name
Main Unit
TX/RX Unit
Power Supply Unit
I/F Unit
Operation Unit
LCD Panel ASSY
Printer
Screen plate
for JFE-680 printer
Screw Cap
Type
CDJ-2338-2A
CDJ-2338-2L
CMN-720-22 200kHz/200kHz as standard
CMN-720B25 200kHz/50kHz-A as option
CMN-720-25 200kHz/50kHz as option(Discontinued)
CMN-720B55 50kHz-A/50kHz-A as option
CMN-720-55 50kHz/50kHz as option(Discontinued)
CBD-1811
CQD-2083
CCK-963
CCN-464
H-7HPJD0003
BRBX05341 Closing board when there is no printer
BRBX05352 Decoration cap of front four corners screw
Remarks
6. Maintenance & Check 61