Technical data

3.2 1948 Service Menu
3.2 1948 Service Menu
Before entering and using the 1948 service menu, you must select the DEC
PPL3 protocol, as shown in Section 2.4.
After selecting the DEC PPL3 protocol, use the following procedure to enter
and operate the 1948 service menu:
Online/Pause
.
Press
Online/Pause
until the PAUSED message
appears, indicating that the printer is off line.
Test Setup
0 0 0 0
.
Simultaneously press and release
Test
and
Set Up
to display all zeros. If you press one
key instead of two, you invoke the Set Up or Test
menu. If this happens, leave that menu and try
again.
1 9 4 8
.
Use the arrow keys to increment and set the
display to 1948.
.
Press to enter the setting and to display the
first of four service menu entries.
3–8 Service Menus and Tests