page 19
TROUBLESHOOTING
If you have trouble operating the radio, review the radio controls and operation
sections. If you think the unit is malfunctioning, check the table below.
Problem
Possible Solutions
GENERAL
Front panel lamps do not light.
Replace the DC power cable fuse.
The DC cable is not properly
connected. (Refer to the Mobile
Radio Installation Guide: RITRON
pub. no. 01454928.)
Reception is poor.
Move to a different location.
(See note 1 on page 22.)
The antenna is installed incorrectly -
see the antenna installation guide.
The antenna is damaged.
Noise or "hiss" sounds in the radio.
Press and release the monitor button.
(Note 2.)
You cannot hear calls from other radios.
Press and release the monitor button.
(Note 2.)
Be certain that your radio receives
on the same frequency as the caller
transmits. (Note 3.)
Your calls cannot be heard in other
Make sure that your radio transmits
radios.
on the receive frequency of the
radio(s) you want to call. (Note 3.)
ERROR TONES
An error tone sounds when the radio
See page 11, "Error Tones."
is first switched on.
Repeating tones occur when you press
The channel is "Receive Only," or the
the PTT button.
TX Inhibit feature is on. (Note 4.)
An error tone sounds while you are
See page 11, "Error Tones."
talking (and the transmitter shuts off).
page 6
Several accessories appear below. Contact your dealer or RITRON for other
available items.
ITEM NO.
DESCRIPTION
RM-5TT
Hand Microphone with 12-button Touch Tone Keypad
RM-4
Hand Microphone, replacement
RM-6
Desktop microphone
RSP-5
External Speaker with 10 ft. cord, 3.5 mm plug
OPT-TIR
Trunking Interface Ready Option
RPM-150-M
VHF Mobile Radio, 12.5 KHz synthesizer spacing
RPM-450-A
UHF Mobile Radio, operates on optional 470 to 490 MHz
sub-band
RPM-450-B
UHF Mobile Radio, operates on optional 490 to 512 MHz
sub-band
RPMK-12
Installation Kit for RPM radio, Includes:
1) 1 - Mobile radio mounting bracket
2) 1 - 12 VDC power cable with in-line fuse
3) 1 - Microphone hang-up clip
4) Hardware and installation instructions
RPM-MRM-A
RPM-150/450 Maintenance/Repair/Operating Manual
RPM-MRM-050 RPM-050 Maintenance/Repair/Operating Manual
Factory programming of channels, codes and features is also available.
ACCESSORIES
www.TwoWayRadioEquipment.com | (800) 878-7829 | [email protected]
