BASIC LEVEL TEST MODES AND PROCEDURES: Technician Test Procedures
6-8 68P80400P73-A
28. Scroll down to highlight Hardware, and then press OK to view the Hardware display. This 
screen displays RF Xtal (RF Crystal), a factory-tuned parameter that adjusts the output 
frequency; Xtal Offset (RF Crystal Warp offset), which is derived during frequency 
compensation; and Level Set (Level Set value), which regulates the transmit output power of the 
unit.
29. Press Back to return to the Trace Mode display.
30. Scroll down to highlight Fatal Err/#, and then press OK to view the Fatal Err/# display. This 
screen displays the Fatal Error log. This log contains a count of any fatal errors logged during 
the unit's automatic self test.
31. Press Back to return to the Trace Mode display.
32. Scroll down to highlight Flags, and then press OK to view the Flags display. This screen 
displays the error log, which contains any errors logged by the unit software.
33. Press Back to return to the Trace Mode display.
34. Scroll down to highlight Coin Cell, and then press OK to show the Preset Charging Voltage on 
line 1 and Current Battery Voltage on line 2.
35. Press Back to return to the Trace Mode display.
36. Scroll down to highlight CE Status, and then press OK to view accessory type connected to the 
unit.
37. Press Back to return to the Trace Mode display.
6.3 Technician Test Procedures
Technician tests usually require special equipment to test the functionality of the components in the 
unit.
The following tests check the software functionality of the unit:
• Codeplug Repair Procedure 
• Codeplug Troubleshooting 
• Corrupted Software Repair Procedure 
6.4 Programming the i860 Unit
Use Radio Service Software (RSS) to program a new software version or to program codeplug user 
information. Refer to the Radio Service Software User’s Guide for information on the setup and use 
of RSS.