UX-B20U/UX-B20C/B25C
8 – 9
3. Perform procedures described in Table 3.
1*: Connect one end of RS-232C cable to the COM port of the PC and the other end to RS-232C DSUB 9PIN of Program loader BOX.
2*: Press and hold down the keys 1 and 3 simultaneously while turning on the FAX machine and until “DOWNLOAD MODE” appears.
3*: Perform the procedure (3) before (4). (Turn on the Program loader BOX and the FAX machine before connecting Main cable and the FAX
machine.)
Connect one end of Main cable to the connector of the Control PWB connector for the FAX machine (CNPRG) (refer to Fig. 3), and the other end
to CN1 of Program loader BOX.
After performing procedures described in Table 3, press down the START key on the FAX machine.
“DOWNLOAD MODE WT” appears on the LCD.
↓
Proceed to 4.
(1) Before connecting the PC
and Program loader BOX
with RS-232C cable.
(2) After connecting the PC
and Program loader BOX
with RS-232C cable. (1*)
(3) Power supply to the FAX
machine.
(4) Connect Program loader
BOX and the
Control PWB of the FAX
machine (CNPRG) with
Main cable. (3*)
FAX PWB rewriting
Set the switches of Program
loader BOX as follows.
(a) MAIN SW OFF (down)
(b) CALIBRATION OFF
(down)
(c) BATSW OFF (down)
(d) PARK SW OFF (down)
(e) IC Voltage to 3.3V (down)
(f) MODE to DOWNLOAD
(down)
Set the switch of Program
loader BOX as follows.
(g) MAIN SW ON (up)
Plug the power cable of the
FAX machine to the outlet.
(2*)
—
Table 3. Program loader BOX connection procedures
Summary of Contents for UX-B20
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