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 13

Troubleshooting

Phenomena 

Analysis 

Solution 

The radio cannot 

be powered on.

The battery may be improperly installed. 

Remove the battery and reattach it. 

The battery power may run out.

Recharge or replace the battery. 

The battery may suffer from poor contact caused by 

dirtied or damaged battery contacts.

Clean the battery contacts. If the problem cannot be solved, contact your 

dealer or authorized service center for inspection and repair. 

During 

receiving, the 

voice is weak, 

discontinuous or 

totally inactive. 

The battery voltage may be low. 

Recharge or replace the battery. 

The volume level may be low. 

Increase the volume. 

The antenna may get loose or may be improperly 

installed. 

Power off the radio, and reattach the antenna. 

The speaker may be blocked or damaged. 

Clean the surface of the speaker. If the problem cannot be solved, contact 

your dealer or authorized service center for inspection and repair. 

You cannot 

communicate 

with other 

members. 

The frequency or signaling may be inconsistent with 

that of other members. 

Set your TX/RX frequency and signaling to the same as that of other 

members. 

The channel type (digital and analog) may be set 

inconsistently.

Make sure all members are on the same digital/analog channel. 

You may be too far away from the group members. 

Move towards other members. 

Irrelevant 

communication 

or noise is heard 

on the channel. 

You may be interrupted by radios using the same 

frequency. 

Change the frequency, or adjust the squelch level. 

The radio may be set without signaling. 

Set signaling for all member radios to avoid interference at the same 

frequency.   

The noise is too 

loud. 

You may be too far away from other members. 

Move towards other members. 

You may locate in an unfavorable position. For 

example, your communication may be blocked by 

high buildings or frustrated in the underground areas. 

Move to an open and flat area, and restart the radio. 

You may suffer from external disturbance (such as 

electromagnetic interference). 

Stay away from equipment that may cause interference. 

If the above solutions cannot fix your problems, or you may have some other queries, please contact us or your local dealer for more technical support. 

Summary of Contents for PD412i

Page 1: ...DIGITAL PORTABLE RADIO OWNER S MANUAL...

Page 2: ......

Page 3: ...you to quickly know how to use the product To avoid body injury or property loss caused by misoperation please read the Safety Information Booklet carefully before use This manual is applicable to the...

Page 4: ...RF technology is widely used in communication medicine food processing and other fields It may generate radiation during use RF Radiation Safety In order to ensure user health experts from relevant in...

Page 5: ...Operation 6 Turning the Radio On Off 6 Adjusting the Volume 6 Selecting a Zone 6 Selecting a Channel 6 Call Services 7 Call on Digital Channel 7 Call on Analog Channel 7 Features and Operations 8 Powe...

Page 6: ...listed below are received If any item is missing or damaged please contact your dealer The frequency band is marked on the label of antenna if not please refer to the label on the radio for frequency...

Page 7: ...2 Product Overview Product Controls...

Page 8: ...Attaching the Battery To attach the battery do as follows To remove the battery please turn off the radio first Then slide the battery latch upwards to unlock the battery Attaching the Antenna Do not...

Page 9: ...ce to get necessary safety information Charge a new battery for at least 5 hours before initial use for best performance Caution LED Indication Current Status The LED Indicator ashes red slowly Standb...

Page 10: ...ery Power Indicator key preset by your dealer And release the key to exit Battery power indications are listed below LED Status Indication LED Indicator LED LED Indication Product Status The LED indic...

Page 11: ...he appropriate zone by pressing the programmed Zone Up or Zone Down key preset by your dealer If the Zone Notify feature is enabled by your dealer the radio will announce the zone number when selectin...

Page 12: ...all call Here takes the private call between Radio A and Radio B for example 1 Radio A and B select the same digital channel You may preset a regular private call group call all call contact for each...

Page 13: ...abled Operation Press the programmed Covert Mode key to enable or disable this feature Note Time out Timer TOT Description Time out Timer TOT allows you to set whether the radio will automatically ter...

Page 14: ...activities on the channel press the programmed Monitor or Squelch Off Momentary key during scan stay 4 If you want to stop scanning press the programmed Scan key again a low pitched tone sounds The r...

Page 15: ...tone sounds followed by the background noise from Open to Normal a high pitched tone sounds with the background noise fading from Normal to Tight a high pitched tone sounds Monitor Description Monitor...

Page 16: ...e VOX Description VOX allows you to trigger the voice transmission by speaking directly Features and Operations without holding down the PTT key When the voice detected by the microphone either extern...

Page 17: ...nformation in text message format to the message receiving device of the management center through the specific digital channel which is finally connected to PC PC will process these text messages or...

Page 18: ...be inconsistent with that of other members Set your TX RX frequency and signaling to the same as that of other members The channel type digital and analog may be set inconsistently Make sure all memb...

Page 19: ...over when the accessory is not in use HNO 2 HNO 3 H2FeO4 HMNO4 HMNO 4 HNO3 H2FeO4 H2TIO3 Product Cleaning Turn off the product and remove the battery before cleaning Clean up the dust and fine particl...

Page 20: ...H batteries CH10A06 Dual Pocket MCU Charger Kit for Li Ion Ni MH battery including Dual Pocket Charger and Switching Power PS7501 AC DC Adaptor MCA05 Battery Optimizing System BL2010 2000mAh Li Ion ba...

Page 21: ...8 1 1 PD4 1 0 0 0 0 0 0 2018 C10524 L07157 Hytera Communications Corporation Limited Hytera Communications Corporation Limited...

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