Custom Audio Electronics VKP112H, User Manual

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6.4 Upgrade fi rmware
WARNING: During communication between PC/
printer for the
fi rmware update it is strictly forbid-
den to disconnect the communication cable or
to remove the power supply of the devices not to
endanger the proper functioning of the printer.
Note:
The latest fi rmware of the printer is available in
the download area of the web site www.custom.biz.
Note:
Install on the PC used for printer upgrading the
UPGCEPRN software available in the download area
of the web site www.custom.biz.
UPDATE VIA SERIAL INTERFACE
Proceed as follows:
1. Print the SETUP report (see chapter 5).
2. Switch OFF the printer.
3. Connect the printer to the PC using a serial cable
(see paragraph 3.2).
4. Switch ON the printer.
5. Start the software UPGCEPRN.
6. Select the update fi le .PSW location :
7. Select the serial communication port (ex. COM1):
C:\VKP112H.PSW
8. Detecting and setting of the parameters necessary
for serial communication are performed automati-
cally and then updating begins.
9. After a few minutes a message on the screen warns
that the update is completed.
10. Print a new SETUP report to verify the new fi rm-
ware release (see chapter 5).
UPDATE VIA USB INTERFACE
ATTENTION: Only during the fi rmware update,
the connection between PC and printer must be
direct, without the use of wireless HUB.
ATTENTION: Only during the fi rmware update, do
not connect or disconnect other USB devices.
NOTE:
For communication via USB you must install
on PC the printer driver available in the download
area of the web site www.custom.biz.
Proceed as follows:
1. Print the SETUP report (see chapter 5).
2. Switch OFF the printer.
6. MAINTENANCE
44 VKP112H
User Manual