HP HP700/22 User Manual page 51

The screen goes blank while the terminal is on.
• The screen saver feature is probably on. This feature blanks the screen after a
specified period of inactivity. Press any key to cause the display screen to come back
on without any loss of data.
There is no response on the display when you press keys.
• If
HOLD is displayed on the status line, then the
[Hold Screen
I key probably has been
pressed. Press
[Hold Screen [ SO
that HOLD is not displayed on the status line.
• If the message
KB Locked
is displayed on the status line, then the keyboard is locked.
Go into Setup Mode and select the field.
• If
there is no response when you press the (
Setup [
key, make sure that the keyboard
cable is securely connected to the keyboard and display unit.
• In Setup Mode, select the
1;."411.11.611
field.
• In Setup Mode, select the
mil
field.
• Press [
Break [
while holding down
(]Eill].
If the condition persists, it could be due to the
next problem.
The computer is not responding to your terminal.
• Make sure the cable to the communications port you are using, either the RS-232/423
port or the 20mA port, is connected securely.
• Go into Setup Mode and make sure the
0
n
11
n e field is set to YES.
• In Setup Mode, make sure that all the fields involving communications with the com-
puter are set properly. Use the worksheet at the end of this manual as a guide for
which fields to check.
• If you are using a modem, make sure it is working properly.
• The computer system may be down.
Characters you type are displayed twice.
• Go into Setup Mode and set the
Local Echo
field to No.
4·2 Troubleshooting and Maintenance