Motorola HT750 Support Question
Motorola HT750 Support Question
Find answers below for this question about Motorola HT750 - UHF/VHF/Low Band - Radio.Need a Motorola HT750 manual? We have 2 online manuals for this item!
Question posted by arindmads on April 25th, 2014
How Do I Turn Down The Volume On The Tone Of My Motorola Ht750?
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Current Answers
Related Motorola HT750 Manual Pages
User Manual - Page 1
...Side Connector Cover . . 14
Contents
Turning The Radio On or Off 14 Adjusting the Volume 15 Selecting a Radio Channel 15 Sending a Call 15 Receiving a Call 15 Radio Calls 17 Receiving a Selective Call 17...a Phone Call (for keypad radios only) . . 21 Safety and Warranty 23 Safe And Efficient Operation of Motorola Two-Way Radios 23
Exposure To Radio Frequency Energy . 23
1
English
CONTENTS
User Manual - Page 5
...(Top button only)
Initiate Emergency Siren. Cancel Emergency Siren.
-
17
Monitor
Turn monitor function off . Check the battery's charge status.
10
Scan/Nuisance Channel Delete
Toggle scan on and Delete a nuisance chan-
Sound a tone for keypad radios only)
- Continually monitor selected channel.
-
-
Volume Set
- off . nel while scanning.
-
20
Power level
Toggle transmit...
User Manual - Page 14
... thumbscrew to hold the cover in place.
then slide it downward until you will hear the Self-Test Pass Tone
Turn the On/Off/ Volume Control knob counterclockwise until it touches the top of the radio.
2 Insert the tab on the top of the cover into the slot above the connector.
3 Position the cover...
User Manual - Page 15
... Channel Selector knob clockwise or counterclockwise until you will hear a continuous tone.
2 Turn the On/Off/Volume Control knob to the desired channel. RECEIVING A CALL
1 Turn your radio on . 2 Adjust the radio's volume (see page 5); Your radio offers either 4 or 16 channels. Hold the radio in a vertical position, press the PTT button, and talk at a distance of about 1 to...
User Manual - Page 37
...one of the following ways:
• Press...volume level you hear a tone. 2. Press preprogrammed Phone button.
Send de-access code, if required. 2.
Turn Channel Selector knob to listen. Making a Phone Call (Keypad Radios... Down Page HT750™ Quick Reference Card
Record the functions for your mouth. Channel Selector Knob
Top Button (D) (programmable)
On/Off/Volume Knob
Side ...
Service Manual - Page 6
... 6-3
Chapter 7 Accessories 7-1
7.1 HT750/HT1250/HT1250•LS/HT1250•...UHF 403-470 MHz (Conventional 8-1 8.2 UHF 450-512 MHz (Conventional 8-2 8.3 UHF 403-470 MHz (LTR and PassPort 8-3 8.4 UHF 450-512 MHz (LTR and PassPort 8-4 8.5 UHF 403-470 MHz (Conventional/LTR 8-5 8.6 UHF 450-512 MHz (Conventional/LTR 8-6 8.7 VHF 136-174 MHz 8-7 8.8 VHF 136-174 MHz (Conventional/LTR 8-8 8.9 VHF...
Service Manual - Page 16
... a label attached to the back of Model Unit Series
Freq. The example below shows one portable radio model number and its specific characteristics. Band
Power Physical Channel Level Packages Spacing
Protocol
Feature Model Model Level Revision Package
AA or
H
25
K
C
C
9
AA
3
A
N
LA
VHF
1-3.9W
HT750
Programma- You can determine the RF output power, frequency...
Service Manual - Page 36
...
Item
Motorola Part ...
5005227J08
26
8480549Z01
27
2113740A41
28
4280504Z01
29
1480503Z01
Description
Antenna
Knob, Volume Knob, Frequency Escutcheon, Top (Dotted) Escutcheon, Adhesive Seal, Control Top... HT1550•XLS Parts List
Item
Motorola Part Number
1
See Section 7 in
manual
44
HLN9714
Description
Backup Battery Screw Contact, Finger (For UHF) Ctrl/RF Board Assembly Flex,...
Service Manual - Page 37
... Test Housing Eliminator
Interconnects radio to the other.
HHLN4134
BNC Adaptor
Adapts radio antenna port to BNC cabling of equipment (VHF and UHF, B1 only).
5880313B69
SMA to BNC adapter
Adapts radio antenna port to BNC cabling of the same performance may be duplicated from a master radio by transferring programmed data from Motorola, most are standard shop...
Service Manual - Page 38
... with an asterisk *
*S1100
Audio Oscillator
67 to 200Hz tones
*S1053, *SKN6009, *SKN6001
R1053
*S1350, *ST1215 (VHF) *ST1223 (UHF) *T1013 S1339
*R1013 S1347 or S1348 (prog)
AC ... kHz to service the HT750/HT1250/HT1250•LS/HT1250•LS+/ HT1550•XLS/MTX850/MTX950/MTX850•LS/MTX8250/MTX9250/MTX8250•LS radios. Table 3-12:Recommended Test Equipment
Motorola Part No.
Service Manual - Page 41
... it is reached.
7. Each additional press of tones are sounded. Press 'side button 2' for a four-line display radio.
4. Another 'side button 1' press turns on all test modes. Note 2: The test mode...after the self test is incorporated into the radio. After "CSQ CHXX SP25" appears on the display.
6. Note 1: On VHF/UHF, LTR models, the radio must be in compliance with few exceptions....
Service Manual - Page 46
... and tones listed in Table 4-1 on page 4-4 and Table 4-2 on page 4-3. The display radio shows the selected parameters on the radio display, and sounds the corresponding number of the radio, as listed in Table 4-1and Table 4-1. Table 4-4: Test Frequencies (Using the Channel Selector Switch)
Channel
Selector Switch
Test Channel
Low 1
Low 2
VHF
UHF 1 UHF 2
800
Position
1 Low Power...
Service Manual - Page 47
...As above
As above
As above
Frequency error to be ±200 Hz VHF ±600 Hz UHF
±60 Hz Low Band
Set volume control to 3.16Vrms
Distortion 3.0% Typical
RF input to be tested)
RF...Audio
Mode: GEN Output level: 1.0mV RF 4th channel test frequency*
Mod: 1 kHz tone at Raise RF level from zero until radio unsquelches.
* see Table 4-4
TEST MODE, Test Channel
4 carrier squelch out-
select
...
Service Manual - Page 48
... Hz UHF
±60 Hz Low Band
Refer to continuous (during the
performance check).
Measure deviation: VHF, UHF, 800 MHz, Low 1 and Low 2: ≥ 4.0 kHz but ≤ 5.0 kHz
(25 kHz Ch Sp)
Deviation: VHF, UHF, 800 MHz,
Low 1 and Low 2 ≥ 4.0 kHz but ≤ 1000Hz
(25 kHz Ch Sp).
PTT to Specifications
Press PTT switch on radio. Deviation: 800 MHz, VHF, UHF, Low 1 and Low 2: ≥...
Service Manual - Page 50
NOTE: Refer to the radio using a Motorola battery eliminator, P/N AA0180305G54.
Table 5-2: Initial Equipment Control ...Monitor Volume: 1/4 CW
Speaker set: A
Speaker/load: Speaker
PTT: OFF
Voltage: 7.5Vdc DC on -line help files for the tuning procedures. 5-2
Radio Tuning, Programming, Cloning, Lowband Antenna Cutting Procedure, PassPort Tone Options, and Diagnostic Functions
5.2 Global Radio ...
Service Manual - Page 55
.... Press the Select key. This function momentarily displays the radio's PassPort Electronic Serial Number. Press the Select key.
Turn off the Home repeater. In order to enter this feature is enabled and the radio is searching, each new search frequency is a short low pitched tone that LOS was caused by complete LOS of functions then...
Service Manual - Page 79
...)
High Power 8 hours 11 hours 8 hours 7 hours
Low Power 11 hours 14 hours 12 hours 11 hours
High Power... . x 2.26 in . Model Chart and Test Specifications
8-13
8.14 Specifications, HT750 Radio
Specification
Model Numbers:
Frequency Range:
Frequency Stability: (-30°C to +60°C,...With LiIon Battery:
General
Lowband
VHF
UHF
AAH25BEC AAH25CEC
AAH25KDC AAH25KDG
AAH25RDC AAH25RDG...
Service Manual - Page 83
... Chart and Test Specifications
8-17
8.16 Specifications, HT1250•LS+ Radio
General
Specification
UHF
VHF
Model Numbers:
Frequency Range:
Frequency Stability: (-30°C to +60...15.0 ounces (420 grams) 17.5 ounces (500 grams) 15.8 ounces (450 grams) 12.5 ounces (350 grams)
Low Power 11 hours 14 hours 12 hours 11 hours
High Power 8 hours 11 hours 9 hours 8 hours
Passes rain testing ...
Service Manual - Page 84
...radios meet or exceed requirements of MIL STD 810 C, D, E. All electrical specifications and methods refer to change without notice. Modulation Limiting:
FM Hum and Noise:
Model Chart and Test Specifications
UHF / VHF...;5.0 kHz @ 25 kHz
-40 dB
Specification Sensitivity (12 dB SINAD) EIA:
Receiver
UHF/VHF 0.25 µV Typical
Sensitivity (20 dB SINAD) ETS:
0.5 µV Typical
Intermodulation...
Service Manual - Page 91
...wave ration). Low-Speed Handshake: 150 baud digital data sent to store its personality. Motorola Digital Communication. Compression. Frequency Generation Unit. Dual-Tone Multifrequency. ...Customer Programming Software. Gallium Arsenide: a type of E.F. used to display the radio's current operating channel or system and scan status. Inbound Signalling Word: data transmitted on ...
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