
ALT-9000 Getting Started Manual
Page 14
4
EXTERNAL CLEANING
The following procedure contains routine instructions for
cleaning the outside of the Test Set.
STEP
PROCEDURE
1.
Clean front panel buttons and display face with
soft lint-free cloth. If dirt is difficult to remove,
dampen cloth with water and a mild liquid
detergent.
2.
Remove grease, fungus and ground-in dirt from
surfaces with soft lint-free cloth dampened (not
soaked) with isopropyl alcohol.
3.
Remove dust and dirt from connectors with soft-
bristled brush.
4.
Cover connectors, not in use, with suitable dust
cover to prevent tarnishing of connector
contacts.
5.
Clean cables with soft lint-free cloth.
5
CONTROLS AND CONNECTORS
5.1
Front Panel Controls and Connectors
Fig. 5 Front Panel Control
Caution:
Disconnect power from Test Set to avoid
possible damage to electronic circuits.
Control
Description
Power
The Power Button is used to power the
Test Set on and off.
Home
Pressing and holding the Home Button for
5 sec sets the backlight to maximum
brightness.