Calibration errors ............................................................................. 2-7
Remote calibration ............................................................................ 2-14
3
Introduction ......................................................................................... 3-2
4
Introduction ......................................................................................... 4-2
Power-on self-test................................................................................ 4-2
Front panel tests .................................................................................. 4-3
KEYS test..................................................................................... 4-3
CHAR SET test ............................................................................ 4-4
Analog circuits ............................................................................. 4-4
Power supply ................................................................................ 4-6
Output stage.................................................................................. 4-7
A/D converter ............................................................................... 4-8
Active guard ................................................................................. 4-8
Digital circuitry ............................................................................ 4-8
Troubleshooting................................................................................ 4-10
Battery replacement .......................................................................... 4-12
No comm link error ........................................................................... 4-13