Control Head Test Mode; Figure 5-2. W4 Control-Head Key-Closure Displays; Table 5-3. Signaling Types - Motorola ASTRO XTL 5000 Basic Service Manual

5-4
Display
CSQ
TPL
AST
USQ
When in the transmit test mode, DTMF modulation produces a sidetone in the speaker. All signaling
types will continually modulate the transmitted signal for detection/measurement by external
instruments.
5.3.3

Control Head Test Mode

The control head test mode is part of the diagnostics built into the radio and is entered through the
front panel programming sequence. This test mode allows you to perform button and display tests to
verify proper operation.
1. Enter the control head test mode by pressing the Home button when the test mode menu, CH
TEST , is displayed. Use the Mode rocker to cause the radio to display the test mode menu, CH
TEST , if the display reads RF TEST .
2. Press the Mode switch to change the test mode from the RF test mode to the control head
test mode ( CH TEST ).
NOTE: Once the CH Test has been selected by pressing Home, pressing the Mode switch
3. When the control head test mode is selected ( CH TEST ), press the Home button. The display
will show the interpreted key number. Status of the key press is indicated to the right of the
key number.
KEY 96
KEY 97
KEY 98
June 11, 2003

Table 5-3. Signaling Types

Modulation
None
192 Hz
1200 Hz
None
will not change the control head test mode back to the RF test mode. You must turn
the radio off and reenter the RF test mode as described earlier.
KEY 99 KEY 100
KEY 101
Emer
Phon Scan
Home
H/L
Dim
Mic

Figure 5-2. W4 Control-Head Key-Closure Displays

Demodulation
None Carrier Squelch
192 Hz Private-Line
N/A ASTRO (digital)
None Open Squelch
KEY 102 KEY 104 KEY 106
KEY 103 KEY 105 KEY 107
Call Sel Dir Mon
Mode Volume
XMIT
BUSY
Pwr
KEY 04 KEY 02
Performance Checks: Test Mode
Type
6881096C73-O
PR EH
12/1/93 12/1/93