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Tyco Electronics MM102014V1 7 BASIC TROUBLESHOOTING

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MM102014V1, Rev. G

7 BASIC TROUBLESHOOTING

If the radio is not operating properly, check Table 7-1 for likely causes. For additional assistance, contact

a qualified service technician.

Table 7-1: Basic Troubleshooting

SYMPTOM CAUSE SOLUTION

Radio will not turn on. No power. Test the connection to the vehicle

power supply.

Radio will not turn off. If in multiple control head

configuration, one of the attached

control heads is still powered up.

Power off all control heads.

V-TAC will not transmit. V-TAC channels and/or geographic

coverage zones are not defined or

base stations are not configured with

geographic coordinates provisioned

to V-TAC radios.

Contact system administrator.

Radio will not register or

does not receive

provisioning data.

Bad logon credentials. Check logon and password.

No audio. Speaker volume is muted. Increase the volume level.

Poor audio. Transmitting or receiving in a poor

coverage area or subject to

interference.

Check network connectivity and

move to a better coverage area if

possible. Report the area without

coverage to an authorized network

technician.

Poor display visibility. Ambient Light Sensor is obstructed. Clear the obstruction and give the

sensor a clear path to ambient light.

No network connectivity

icon in display.

Radio is out-of-range or cannot

connect with the OpenSky network.

Base station network connection has

failed.

Return to coverage area if possible

and wait for condition to clear.

Use single-site trunking or switch

to an alternate channel.

Radio will not transmit. Radio may be out of coverage area

or may be overheated.

Return to coverage area if possible.

If overheated, let radio cool before

retrying transmission. Report this

failure to an authorized technician.

Radio will not transmit

(transmit indicator does not

flash).

Radio may be experiencing low

voltage.

The M-803 will cease to transmit if

the voltage drops below 8.5 volts.

Have the battery checked by an

authorized technician.

Radio powers off for no

apparent reason.

Radio may be experiencing very low

voltage.

The M-803 automatically powers

down when voltage drops below

+5.0 volts. Have the battery

checked by an authorized

technician.

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Contents

Main M-803 MM102014V1, Rev. G Page Page Page 1 REGULATORY AND SAFETY INFORMATION 2 SAFETY INFORMATION 2.1 OCCUPATIONAL SAFETY GUIDELINES AND SAFETY TRAINING INFORMATION 2.2 COMMON HAZARDS MM102014V1, Rev. G 3 PRODUCT DESCRIPTION 3.1 VOICE OPERATION 3.2 DATA OPERATION 3.3 REMOTE CONTROL HEAD OPERATION 3.4 INTERCOM OPERATION 3.5 V-TAC OPERATION 3.6 PERSONALITY 3.6.1 Profiles 3.6.2 Talk Groups 3.7 GPS OPTION 3.8 FRONT PANEL 3.9 M-803 REAR PANEL MM102014V1, Rev. G 3.10 CONTROL HEAD REAR PANEL 3.11 V-TAC REAR PANEL 4 BASIC OPERATION 4.1 FRONT PANEL COMPONENTS OVERVIEW Table 4-1: Front Panel Controls and Functions 4.2 DISPLAY OVERVIEW Page MM102014V1, Rev. G 4.2.5 Dwell Display MM102014V1, Rev. G Table 4-3: Basic Menu Structure 21 Use (up arrow) and (down arrow) to scroll through menus. 4.2.6 Menu Display and Control Area MM102014V1, Rev. G 4.2.7 Dwell Display User-Selectable 4.3 ADJUSTING DISPLAY & BUTTON BACKLIGHT BRIGHTNESS 4.4 STEALTH MODE 4.5 ADJUSTING SIDE TONE AUDIO LEVEL 4.6 CHANGE OPERATING MODE 5 BASIC OPERATION IN OTP MODE 5.1 TURNING THE RADIO ON 5.2 SELF-TEST 5.3 LOGGING IN TO THE NETWORK 5.4 LOGGING OFF THE NETWORK 5.5 TURNING THE RADIO OFF MM102014V1, Rev. G 5.6 RECEIVING AND TRANSMITTING VOICE CALLS 5.6.1 Receiving a Voice Call 5.6.2 Transmitting a Voice Call 5.7 RADIO TONES Page 5.8 ADJUSTING SPEAKER/HEADSET AUDIO TREBLE LEVEL 5.9 CHECKING OR CHANGING THE ACTIVE PROFILE 5.10 CHECKING OR CHANGING THE SELECTED TALK GROUP 5.11 INTERCOM MODE 5.12 TALK GROUP LOCK OUT MM102014V1, Rev. G 5.12.1 Locking Out a Talk Group 5.12.2 Unlocking a Talk Group MM102014V1, Rev. G 5.12.3 Caution Regarding Profile Changes 5.13 SCAN MODE MM102014V1, Rev. G 5.13.1 Checking or Changing Active Scan Mode MM102014V1, Rev. G 5.13.2 Changing Priority Talk Group 5.14 SELECTIVE CALL MM102014V1, Rev. G 5.14.1 Making a Selective Call 5.14.2 Receiving a Selective Call 5.15 SELECTIVE ALERT MM102014V1, Rev. G 5.15.1 Sending Selective Alert Messages MM102014V1, Rev. G 5.15.2 Receiving Selective Alert Messages 5.15.3 Defining Pre-Programmed Messages 5.16 TELEPHONE INTERCONNECT CALLS MM102014V1, Rev. G 5.17 EMERGENCY COMMUNICATIONS 5.17.1 Declaring an Emergency Call or Alert MM102014V1, Rev. G 5.17.2 Silent Emergency 5.17.3 Clearing an Emergency Call or Alert 5.17.4 Receiving an Emergency Call MM102014V1, Rev. G 5.17.5 Dismissing an Emergency Call 5.18 DUAL-TONE MULTI-FREQUENCY KEYPAD MM102014V1, Rev. G 5.18.1 Password Entry MM102014V1, Rev. G 5.18.2 DTMF Overdial 5.19 ENCRYPTION 5.19.1 Automatic Encryption 5.19.2 Manual Encryption 5.20 PRESET BUTTONS 5.21 DYNAMIC REGROUPING 5.22 GPS COORDINATES 5.23 V-TAC FUNCTIONS MM102014V1, Rev. G 5.23.1 Extended Coverage Modes (XCOV & XCOV-TG) Page MM102014V1, Rev. G 5.23.2 V-TAC GPS Interlock MM102014V1, Rev. G 5.23.3 Scene-Of-Incident Mode (SOI) MM102014V1, Rev. G 5.23.4 Mobile-Only Mode (Mobile) 5.23.5 Manually Changing V-TAC Mode 5.23.6 Displaying V-TAC Information MM102014V1, Rev. G 5.24 ENGINEERING DISPLAY 5.24.1 Voice and Data Registration Codes 5.24.2 Transceiver Status Page 5.25 RECEIVE SIGNAL STRENGTH INDICATION (RSSI) 5.26 CONTROL BLOCK SYMBOL ERROR RATE (CBSER) 6 BASIC OPERATION IN OCF MODE 6.1 TURNING THE RADIO ON 6.2 TURNING THE RADIO OFF 6.3 PRESET BUTTONS 6.4 SQUELCH 6.5 SELECT MONITOR MODE MM102014V1, Rev. G 6.5.1 Setting Monitor Mode 6.5.2 Duration of Monitor Mode Selections 6.6 GROUP CALLS IN P25 (DIGITAL) MODE 6.7 EMERGENCY GROUP CALLS IN P25 MODE 7 BASIC TROUBLESHOOTING Page 8 WARRANTY