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3-4 PERIPHERALS AND
INTERFACES
These tests are used to verify the operation of the liquid-crystal display
(LCD), front panel keys, and peripheral devices that are used with the
373XXA. They consist of the following:
q
LCD Test
q
Front Panel Test
q
External Keyboard Interface Test
q
Printer Interface Test
q
GPIB Interface Test
LCD Test This test verifies that the 373XXA LCD is functioning correctly.
NOTE
The External VGA Out Connector can also be tested when
using this procedure if an external VGA monitor is con
-
nected.
Procedure:
Step 1. Press the Option Menu key (Enhancement key group) to dis-
play the OPTIONS menu.
Step 2.
Select DIAGNOSTICS from menu; then in sequence se-
lect: PERIPHERAL TESTS, and then CRT DISPLAY.
See diagram below.
Step 3. Follow instructions on the CRT screen until test is com
-
pleted.
If test fails, proceed to Chapter 5, Troubleshooting.
PERIPHERALS AND INTERFACES OPERATIONAL TESTS
3-6 373XXA MM
OPTIONS
TRIGGERS
REAR PANEL
OUTPUT
DIAGNOSTICS
MULTIPLE SOURCE
CONTROL
PRESS <ENTER> TO
SELECT
DIAGNOSTICS
START SELF TEST
READ SERVICE LOG
INSTALLED OPTIONS
PERIPHERAL TESTS
TROUBLESHOOTING
(FOR SERVICE
ONLY)
HW CALIBRATIONS
(FOR SERVICE
ONLY)
PRESS <ENTER> TO
SELECT
PERIPHERAL TESTS
CRT DISPLAY
FRONT PANEL
EXTERNAL KEY
-
BOARD
PRINTER INTERFACE
GPIB INTERFACE
PREVIOUS MENU
PRESS <ENTER> TO
SELECT