6881076C20-E February 3, 2003
Performance Checks: Test Mode 5-3
4. Pressing the Mode rocker will cause the displays to stop. The test mode menu, CH TEST, will 
be displayed.
5. Pressing the Home button will cause the displays to stop. The RF test mode will be entered. 
The display will show 
1 CSQ, indicating test frequency 1, Carrier SQuelch mode.
6. Go to the RF Test Mode section.
5.3.2 RF Test Mode
A special routine, called RF TEST MODE or air test, has been incorporated in the radio.
1. Enter the RF test mode by pressing the Home button when the test mode menu
 RF 
TEST 
is displayed. Use the Mode rocker to cause the radio to display the test mode 
menu, RF TEST, if the display reads CH TEST.
Encryption Firmware Firmware version for encryption When the 
radio is secure 
equipped
Encryption Type 1 Type of encryption being used When the 
radio is secure 
equipped
Encryption Type 2 Type of encryption being used When the 
radio is secure 
equipped
Control Head Version Control head firmware version number Always
Auxiliary Control Head Firmware version for the auxiliary control 
head
When an 
auxiliary 
control head is 
present
Siren Version Firmware version for the siren When a siren 
is present
VRS Version Number Firmware version for the VRS When VRS is 
present
Model Number The radio’s model number, as 
programmed in the codeplug
Always
Serial Number The radio’s serial number, as programmed 
in the codeplug
Always
ROM Size Memory capacity of the flash port Always
FLASHcode The FLASHcodes, as programmed as a 
part of the radio’s codeplug
Always
Note: All displays are temporary and will expire without any user 
intervention. If the information is longer than the physical length 
of the control head display, it will wrap around to the next display. 
After the last display, 
RF TEST will be displayed.
Table 5-1.  Test-Mode Displays (Continued)
Display Name Description Appears