WILLETT 430, Service Manual, Page: 37 / 207

430 Ink Jet Printer Service and Maintenance Manual
20
Issue 2
Part No. 306-0430-102
13
To confirm that the communications link is effective press enter on the PC. The prompt
MON>
should
appear a second time, e.g.:
MON>
MON>
14 Press X and then
enter
on the PC to return the printer to normal control.
15 From the Data Logging menu, select the Serial Port Functionality option and reset Status to Enable .
Using Microsoft Windows 3.xx to Download Firmware
1 Connect the serial communications cable between the serial port of the PC and printer connector COMM1.
2 From the System menu select Debug Monitor .
3 Select LCD and press enter . The printer screen displays MON> .
4 On the PC, double-click on Terminal (normally located in Accessories group).
Figure 10 Windows 3.xx Accessories Group
5 Type BO on the printer keypad and press
enter
.
6
Press the
Y
key to confirm. The screen display becomes blank and the Terminal Window displays
MON>
.
7 On the PC, type ER and press
enter
to erase the printer flash EEPROM.
8 The PC Terminal Window displays the message; Blank check failed, Erasing Flash .
9 After approximately 10 seconds the Terminal Window displays the message, Blank check passed .
10 The PC Terminal Window then displays MON> .
11 On the PC type DU<SPACE>1 and press
enter
. 0 (zero) is displayed in the Terminal Window.
12 On the PC press alt + T ( Transfers menu), select Send Text File and press
enter
.