User Manual
Table Of Contents
- 1 SAFETY SYMBOL CONVENTION
- 2 RF ENERGY EXPOSURE INFORMATION
- 3 OPERATION SAFETY RECOMMENDATIONS
- 4 OPERATING RULES AND REGULATIONS
- 5 PRODUCT DESCRIPTION
- 6 OPERATION
- 6.1 TURN THE RADIO ON
- 6.2 CH-721 FRONT PANEL COMPONENTS
- 6.3 KEYPAD LOCK/UNLOCK
- 6.4 RADIO STATUS ICONS
- 6.5 RADIO MESSAGES
- 6.6 ALERT TONES
- 6.7 MENU
- 6.8 FEATURE ENCRYPTION DISPLAY
- 6.9 SYSTEM/GROUP/CHANNEL SELECTION
- 6.10 LAST SYSTEM/GROUP/CHANNEL RECALL
- 6.11 MACRO KEY OPERATION
- 6.12 RECEIVE A CALL
- 6.13 TRANSMIT A CALL
- 6.14 EMERGENCY OPERATION
- 6.15 ENCRYPTION
- 6.16 WIDE AREA SYSTEM SCAN (TRUNKED ONLY)
- 6.17 PROSCAN
- 6.18 PRIORITY SYSTEM SCAN
- 6.19 SCAN OPERATION
- 6.20 INDIVIDUAL CALLS (P25 MODES ONLY)
- 6.21 STATUS/MESSAGE OPERATION (P25 TRUNKED)
- 6.22 SQUELCH ADJUST (CONVENTIONAL)
- 6.23 TALK-AROUND (CONVENTIONAL)
- 7 BASIC TROUBLESHOOTING
- 8 TECHNICAL ASSISTANCE
- 9 KEYPAD REMAPPING
- 10 RADIO SETUP
14221-1200-2000, Rev. A
16
6.5 RADIO MESSAGES
During radio operation, various messages are displayed on either line 1 or line 2. Typical messages
include control channel status information, such as system busy or call denied, or messages associated
with the radio's operation, (i.e., volume adjust). These messages are described as follows:
Table 6-3: Radio Messages
MESSAGE NAME DESCRIPTION
QUEUED
Call Queued Indicates the system has placed the call in a request queue.
SYS BUSY
System Busy
Indicates the system is busy, no channels are currently available, the queue is full or
an individual call is being attempted to a radio that is currently transmitting.
DENIED
Call Denied Indicates the radio is not authorized to operate on the selected system.
CC SCAN
Control Channel Scan
Indicates the control channel is lost and the radio has entered the Control Channel
Scan mode to search for the control channel.
WA SCAN
Wide Area Scan
Indicates the control channel is lost and the radio has entered the Wide Area Scan
mode to search for a new system (if enabled through programming).
*RXEMER*
Receive Emergency Indicates an emergency call is being received. This message is flashing on line 2.
*TXEMER*
Transmit Emergency Indicates an emergency call has been transmitted. This message is flashing on line 2.
VOL=31
Volume Level
Indicates the current volume level. The volume level display ranges from OFF (silent)
to 40 (loudest).
UNKNOWN
Caller's ID Not
Received
Indicates that an individual call is being received, but the caller's ID was not received.
SYSC ON
System Scan
Features ON
Indicates the System Scan features are enabled.
SYSC OFF
System Scan
Features OFF
Indicates the System Scan features are disabled.
PA ON
Public Address ON Indicates that the public address function of the radio is enabled.
PA OFF
Public Address OFF
Momentary (2 seconds) -
indicates that public address function of the radio was
disabled.
ALRM ON
External Alarm
Enabled
Indicates that the external alarm function of the radio is enabled.
ALRM OFF
External Alarm
Disabled
Momentary (2 seconds) - indicates that the external alarm function of the radio was
disabled.
PVT DIS
Private Mode
Disabled
Indicates that private mode is disabled.
FRCD PVT
Forced Private
Operation
Indicates that forced private operation has been pre-programmed into radio.
NO KEY #
Encryption Key
Missing
Flashing -
indicates that no encryption key or an incorrect encryption key is
programmed into the radio.
BCKL=1-6
Backlight Indicates the display intensity and keypad backlight level.
GR
Group ID Indicates that the call is a group call and is followed by the radio unit ID of the caller.
ID
Individual ID
Indicates the call is an individual call and the ID number of the caller, example "ID
2725."
WHC=1
Who Has Called
This display indicates the number from the Who Has Called
list. Individual calls
received but not responded to are stored in a Who Has Called
list. This list is
accessible by pressing the # key and then the INDV key after the Individual call has
timed out or the Clear button is pressed. This display is on line 2 and the LID of the
caller is displayed on the top line. Currently the list is not implemented and the display
is always WHC=1.
MENU
Displayed when the menu key is pressed and remains displayed in line 1 until a menu
item is selected.
SYS=1-64
System = 1 - 64
The system number for the current base station of the system displayed in line 1. It is
displayed in line 2 of the display. Press the system key to obtain this display.