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NEC DTH-4R-2 - CORDLESS Lite II BLAC, Owner'S Manual

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NEC DTH-4R-2 - CORDLESS Lite II BLAC Owner'S Manual Download Page 52

Document Revision 3

NEC Unified Solutions, Inc.

6 - 2

Troubleshooting

Conversation is interrupted 
frequently. 

•

Make sure the base unit antenna is fully
vertical. 

•

Move closer to the base unit.

•

Check for low batt warning.  

Warning tone and NO 
SERVICE message  

•

Move closer to the base unit.

Handset does not ring 

•

The nickel-cadmium battery may be weak.
Charge the battery pack for eight hours. 

•

Make sure the base unit antenna is fully
vertical. 

•

The handset may be too far from the base
unit.

•

Make sure the ringer on/off switch is in the
ON position.

Table 6-1  Troubleshooting  (Continued)

Problem

Suggestion

Summary of Contents for DTH-4R-2 - CORDLESS Lite II BLAC

Page 1: ...OWNER S GUIDE INT 1017 DTERM Document Revision 3 Dterm Cordless II DTR 4R BK ...

Page 2: ...n contained herein is the property of NEC Unified Solutions Inc and shall not be reproduced without prior written approval from NEC Unified Solutions Inc Dterm is a registered trademark of NEC Corporation Electra Elite is a registered trademark of NEC America Inc AutoStandby and AutoTalk are trademarks of Uniden America Corporation Copyright 2004 NEC Infrontia Inc 6535 N State Highway 161 Irving T...

Page 3: ... 2 Section 3 Important Safety Instructions 1 3 Section 4 Important Electrical Considerations 1 5 Range 1 5 Telephone Line Problems 1 5 Radio Interference 1 6 More than One Cordless Telephone 1 6 FCC RF Compliance 1 6 Chapter 2 About the Dterm Cordless II Section 1 Items Included with the Dterm Cordless II 2 1 Section 2 Features of the Cordless Telephone 2 2 Section 3 Dterm Cordless II Controls and...

Page 4: ...l Plate Mounting 3 4 Direct Wall Mounting 3 7 Charging Unit Wall Mounting 3 10 Section 6 Attaching and Removing the Belt Clip 3 12 Section 7 Installing the Handset Battery Pack 3 13 Section 8 Charging Batteries 3 14 Charging the Handset Battery Pack 3 14 Battery Hot Swap 3 14 Charging Spare Battery Packs 3 15 Section 9 Low Battery Indicator 3 16 Standby Mode 3 16 Talk Mode 3 17 Section 10 Cleaning...

Page 5: ...less Telephone Using the Base Unit 4 5 Switching from Desk to Cordless Using a Softkey 4 6 Section 3 Using the Handset 4 7 Acquiring Link 4 7 Volume Low 4 8 Dialing 4 8 No Service 4 8 Section 4 Answering a Call 4 9 Section 5 Making a Call Using the Dterm Cordless II 4 10 Section 6 Dedicated Feature Operations 4 10 Placing a Call on Hold 4 11 Muting a Call 4 11 Transferring Calls 4 11 Setting up a ...

Page 6: ...3 NEC Unified Solutions Inc iv Table of Contents Chapter 5 Optional Equipment Installation Section 1 Optional Accessories and Replacement Parts 5 1 Section 2 Installing the Optional Headset 5 2 Chapter 6 Troubleshooting ...

Page 7: ...Attaching the Wall Mount Stand to the Base Unit 3 5 Figure 3 6 Placing the AC Adapter Cord Inside the Wall Mount Stand 3 5 Figure 3 7 Placing the Base Unit on the Posts of the Wall Plate 3 6 Figure 3 8 Plugging the AC Adapter into the AC Wall Outlet 3 7 Figure 3 9 Inserting Screws into the Wall for Wall Mounting the Telephone 3 8 Figure 3 10 Placing the Telephone Cords into Inside the Wall Mount S...

Page 8: ... 3 20 Charging Unit 3 15 Figure 3 21 Charging the Battery Pack 3 16 Table 3 1 Low Battery 3 17 Figure 3 22 Cleaning Battery Charge Contacts 3 18 Figure 3 23 Raising the Base Unit Antenna 3 18 Figure 4 1 Handset Controls 4 1 Table 4 1 Handset Control Functions 4 2 Figure 4 2 Cordless and Desk Buttons 4 5 Table 4 2 LCD Display Indicators 4 7 Table 4 3 No Service Conditions 4 8 Figure 5 1 Optional Ac...

Page 9: ...hase Lock Loop Modulation Spread Spectrum Operating Temperature 0 50 C 32 F to 122 F Output Power 63 mW Occupied Bandwidth 1 600 kHz Data Transmission Speed 688 bps Receive Transmit Frequency 902 MHz 928 MHz Power Requirements 10 Vdc from supplied AC adapter Size 4 1 4 in W x 7 1 2 in D x 2 1 4 in H Weight Approximately 15 4 oz Receive Transmit Frequency 902 MHz 928 MHz Power Requirements Nickel C...

Page 10: ...tilate the battery pack Released electrolyte is corrosive and can cause damage to the eyes or skin It may be toxic if swallowed Exercise care in handling the battery in order not to short the battery with conducting materials such as rings bracelets and buttons The battery or conductor can overheat and cause burns Size 2 1 5 in W x 1 2 3 in D x 8 2 3 in H with antenna Weight Approximately 8 8 oz w...

Page 11: ...re electrical shock and injury to persons including the following Read and understand all instructions Follow all warnings and instructions marked on the product Unplug this product from the wall outlet before cleaning Do not used liquid cleaners or aerosol cleaners Use a dry cloth for cleaning Do not use this product near water for example near a sink or in a wet area Do not place this product on...

Page 12: ... controls that are covered by the operating instructions Improper adjustment of other controls can result in damage and will often require extensive work by a qualified technician to restore the product to normal operation If the product has been dropped or the cabinet has been damaged If the product exhibits a distinct change in performance Do not use the telephone to report a gas leak in the vic...

Page 13: ...depends upon the environment in which the telephone is used Many factors limit range and it would be impossible to include all of the variables in our rating The maximum range rating of this telephone is meant to be used as a means of comparison against other range claims Telephone Line Problems The FCC has granted the telephone company the right to disconnect service in the event that your teleph...

Page 14: ...rence you need to change to a different channel Finally it should be noted that some cordless telephones operate at frequencies that may cause interference to nearby TVs and VCRs To minimize or prevent such interference the base of the cordless telephone should not be placed near or on top of a TV or VCR If interference is experienced moving the cordless telephone farther away from the TV or VCR w...

Page 15: ... and engineered to exacting standards for reliability long life and outstanding performance To become familiar with the features of the cordless telephone read this manual thoroughly The Dterm Cordless II includes the following items Figure 2 1 Items Included with the Dterm Cordless II Base Unit Handset Telephone Cord 2 AC Adapters Rechargeable Battery Belt Clip Charging Unit Wall Plate Adapter Te...

Page 16: ...Mute Control Single Key Access to Conference Hold Transfer Channel and Redial features Four Programmable Keys F1 F4 Separate Charging Stand with Spare Battery Charging Capability AutoStandby Silent Alarm Out of Range Protection Low Battery Protection System Wall Mountable Separate Base Unit Wall Mountable Separate Charging Unit Easy Installation Compact Handset Design Use with an NEC Digital Multi...

Page 17: ...or the first time you should become familiar with the controls and functions of the handset and base unit Figure 2 2 Handset Controls and Functions 1 Ringer ON OFF Switch 10 Conference CONF Key 2 Message Display 11 Transfer TRANSFER Key 3 Hold HOLD Key 12 Redial REDIAL or Desk Cordless Softkey Switch Key 4 Talk TALK Key 13 Channel CHAN Key 5 Numeric Keypad 14 F3 6 F2 15 F4 7 F1 16 Ringer Volume R ...

Page 18: ...Document Revision 3 NEC Unified Solutions Inc 2 4 About the Dterm Cordless II Figure 2 3 Base Unit Controls and Functions 18 Cordless 20 Power 19 Desk ...

Page 19: ...ting computers PC monitor Refer to Chapter 1 Specifications and Safety Information for a complete discussion of safety precautions SECTION 2 INSTALLATION PRECAUTIONS To ensure optimum performance follow these guidelines Each base unit must be placed at least five feet apart The base antenna should be raised to the vertical position Always place the base unit on top of a desk or on higher shelves A...

Page 20: ...hone lines To connect the telephone cords 1 Connect the cord from the telephone jack to the Line In on the Dterm Cordless II 2 Connect a qualified NEC digital Multiline Terminal to the Dterm Cordless II Figure 3 1 Connecting Telephone Cords to the Telephone Jack Figure 3 2 Connecting the Dterm Cordless II to the Multiline Terminal To digital Multiline Telephone interface card on KTS PBX Line OUT E...

Page 21: ... packs can automatically be recharged either in or out of the handset The AC adapter furnished with this telephone may be equipped with a polarized line plug a plug having one blade wider than the other This plug will fit into the power outlet only one way If you are unable to insert the plug fully into the outlet try reversing the plug Refer to Figure 3 4 Polarized Plug If you cannot plug the AC ...

Page 22: ... mounted on standard wall plate To attach the wall mount stand to the base unit 1 Slide the wall mount stand into the notches at the top of the base unit Rotate the wall mount stand down and snap it into place Figure 3 4 Polarized Plug Route the power cord where it will not create a trip hazard or where it could become chafed and create a fire or other electrical hazards ...

Page 23: ...Document Revision 3 2 Plug the AC adapter into the base unit 3 Place the AC adapter cord inside the molded channel of the wall mount stand Figure 3 5 Attaching the Wall Mount Stand to the Base Unit Figure 3 6 Placing the AC Adapter Cord Inside the Wall Mount Stand ...

Page 24: ...the telephone cords inside the molded channels on the bottom of the wall mount stand 5 Plug the other end of the short telephone cord into the modular wall jack in the center of the wall plate 6 Place the base unit on the posts of the wall plate and push down until it is firmly seated 7 Plug the AC adapter into a standard 120 Vac wall outlet Do not use an outlet controlled by a wall switch Figure ...

Page 25: ... items behind the mounting location that could cause a hazard when inserting screws into the wall Make sure the wall material is capable of supporting the weight of the base unit Use 10 screws with anchoring devices suitable for the wall material where the base unit will be placed To mount the telephone 1 Insert two mounting screws 3 15 16 inches apart Allow about 3 16 of an inch between the wall ...

Page 26: ...se unit 4 Plug one end of the short telephone cord into the LINE jack on the base unit Then plug one end of an Electra Professional or Electra Elite multiline telephone into the PHONE jack Place the telephone cords inside the molded channels on the bottom of the wall mount stand Figure 3 9 Inserting Screws into the Wall for Wall Mounting the Telephone ...

Page 27: ...e the base unit on the posts of the wall screws and push down until it is firmly seated 6 Plug the other end of the short telephone cord into a telephone wall jack Figure 3 10 Placing the Telephone Cords into Inside the Wall Mount Stand Figure 3 11 Attaching the Wall Mount Unit to the Wall ...

Page 28: ...way from electrical cables pipes or other items behind the mounting location that could cause a hazard when inserting screws into the wall Make sure the wall material is capable of supporting the weight of the charging unit Use 10 screws with anchoring devices suitable for the wall material where the charging unit will be placed To mount the charging unit 1 Insert two mounting screws one inch apar...

Page 29: ...it on the posts of the wall screws and push down until it is firmly seated 4 Plug the AC adapter into a standard 120 Vac wall outlet Refer to Figure 3 14 Placing the Charging Unit on the Wall Figure 3 13 Wrapping the AC Adapter Cord Around the Strain Relief Figure 3 14 Placing the Charging Unit on the Wall ...

Page 30: ...to a belt or pocket for convenient portability 1 Slide the clip into the tab slots Press firmly until it snaps into place The belt clip is designed to fit snugly onto the handset 2 To remove the clip press the retaining clip in toward the belt clip blade and slide the clip up at the same time Figure 3 15 Attaching the Belt Clip to the Handset Figure 3 16 Removing the Belt Clip ...

Page 31: ...y Information Section 2 Battery Safety on page 1 2 It is important to follow safety regulations when handling batteries 1 Remove the battery cover by pressing the latch and sliding the cover down and off of the handset 2 Slide the battery pack down into the handset It may be necessary to remove the old battery at this time Figure 3 17 Removing the Battery Cover Figure 3 18 Replacing the Battery Pa...

Page 32: ... charging unit 2 Make sure the CHARGE 1 indicator lights If the CHARGE 1 LED does not come on check to see if the AC adapter is plugged in and that the handset is making good contact with the charging contacts on the charging unit The CHARGE 1 LED turns red during and after charging the handset with the battery Battery Hot Swap The battery can be hot swapped while a conversation is taking place Th...

Page 33: ...k into the second slot in the charging unit until the retaining clip snaps over the top of the pack 2 Make sure the CHARGE 2 LED lights If it does not light check that the AC adapter is plugged in and that the battery pack is making contact with the charging contracts on the charging unit Charging is complete when the CHARGE 2 LED goes off Charge the battery pack without interruption for five to e...

Page 34: ... not overcharge SECTION 9 LOW BATTERY INDICATOR The handset has visual and audible indicators to warn of a low battery condition The indicators are different for standby mode and talk mode Standby Mode The handset display turns on the battery low icon All LEDs are turned off and LCD messages are cleared All keys are disabled A battery low alert tone will be emitted every 15 seconds and lasts for t...

Page 35: ...pack with another charged battery pack Refer to Section 8 Charging Batteries on page 3 14 or Section 7 Installing the Handset Battery Pack on page 3 13 The following table indicates what occurs and the action to be taken during a call or in standby mode when low battery indication is displayed Table 3 1 Low Battery On a Call In Standby Mode What occurs when batt low is displayed Only the TALK key ...

Page 36: ...charging contacts on the handset and charging unit about once a month Use a pencil eraser or other contact cleaner Do not use liquids or solvents SECTION 11 ANTENNA Before using the Dterm Cordless II raise the antenna to the vertical position as illustrated in Figure 3 23 Raising the Base Unit Antenna Figure 3 22 Cleaning Battery Charge Contacts Figure 3 23 Raising the Base Unit Antenna ...

Page 37: ...ed using the handset The HOLD CONF conference TRANSFER TALK CHAN channel and REDIAL keys are used to control various functions Volume ringer and mute are controlled by the keys on the side of the handset Refer to Table 4 1 Handset Control Functions for an explanation of the handset controls Figure 4 1 Handset Controls Volume Controls Handset Controls ...

Page 38: ...a conference Talk Key Standby Mode Press TALK on the front of the handset to make a call The telephone first acquires a line to the base Channel Key during a call Press CHAN the talk indicator flashes twice as the base unit switches to a different channel Redial Key or Desk Cordless Softkey Switch Press REDIAL to dial the number that was previously dialed or to perform desk cordless softkey switch...

Page 39: ...Type C Low Ring Off Silent Alarm Volume Control Talk Mode Press r vol on the side of the handset to select one of the following volume level settings Volume Low Volume Medium Volume High Volume Maximum Mute Key Press mute on the side of the handset to mute a conversation Volume Ringer On Off Key Slide the lever upward to turn the volume ringer on slide the lever downward to turn the volume ringer ...

Page 40: ... function keys are programmed for functions not requiring an off hook state e g Log On Off or DND 5 Press the MUTE key to advance to the next function key F2 F4 6 After programming F4 press the MUTE key to advance to global off hook ringing assignment 7 Press R VOL to turn global off hook ringing on or off LCD indicates ON or OFF as appropriate 8 Press the TALK key to exit Function keys F1 F4 can ...

Page 41: ...he Dterm Cordless II and the associated multiline telephone Switching held calls between the Dterm Cordless II and the associated multiline telephone is not recommended since line key LED indications will not be provided Use the base unit on the Dterm Cordless II to switch between the Dterm Cordless II and the multiline telephone To perform switching Press Cordless to select the Dterm Cordless II ...

Page 42: ...n page 3 13 3 Simultaneously press and hold the and keys on the handset 4 While continuing to hold the and keys install the battery 5 After the handset beeps one time release the keys The handset is now in setup mode 6 Press the HOLD key to display the current mode Digital Redial is displayed in the LCD 7 Press the F2 key and then the HOLD key Digital F8 is displayed in the LCD Desk cordless softk...

Page 43: ...re displayed in the handset LCD Acquiring Link When the TALK key on the handset is pressed the handset attempts to connect to the base unit The ACQUIRING LINK message blinks on the handset display 300 msec ON 300 msec OFF to indicate that connection is in progress After the connection is made between the handset and base unit a message is displayed in the LCD to indicate the condition of the hands...

Page 44: ...When the handset cannot connect to the base unit an error tone is emitted and NO SERVICE is displayed for two seconds on the handset LCD The handset then goes into standby mode When the NO SERVICE indication is received take one the following actions described in Table 4 3 No Service Conditions to resolve the NO SERVICE condition Table 4 3 No Service Conditions During a Call In Standby Mode Condit...

Page 45: ...TALK to hang up the telephone To answer a call if the handset is not in the charging unit 1 When a call is received the handset rings and the red LED on one of the function keys flashes 2 Press the function key with the flashing LED to answer the call OR Press TALK to answer the incoming call The Ringing Line Preference feature must be enabled in order to answer calls with the TALK key Contact an ...

Page 46: ...the designated function key programmed as a line key When dial tone is heard enter the number to be called The display shows the dialed telephone number 3 When the call is finished place the handset back in the charging unit The AutoStandby automatically hangs up the telephone OR If the handset is away from the charging unit press TALK to hang up the telephone SECTION 6 DEDICATED FEATURE OPERATION...

Page 47: ... associated line key Muting a Call 1 Press the MUTE key on the handset during a call The TALK icon blinks on the display 2 To turn mute off press the MUTE key again and the call is restored Transferring Calls Calls can be forwarded to another extension To transfer a call 1 Press the TRANSFER key and the telephone number of the transfer destination 2 Wait for the party to answer then press the TALK...

Page 48: ...arty conference the user and two other parities To set up the conference 1 Dial the first number for the first party 2 When the first party answers press the CONF key 3 Dial the second number for the second party 4 Press the CONF key again A 3 party conference is now established If any party hangs up the conference only includes the remaining parties ...

Page 49: ...RIES AND REPLACEMENT PARTS Optional accessories and replacement parts can be obtained by contacting your NEC representative Figure 5 1 Optional Accessories and Replacement Parts Telephone Cord Adapter for Base Unit 800 mAh Battery Belt Clip Headset Base Unit Wall Mount Charger and AC Adapter Leather Case ...

Page 50: ...belt clip the carry the handset and conduct a conversation using the headset To install the headset Open the cover over the headset jack and plug the headset into the receptacle No other settings are needed Operation of the headset is the same as the handset However the user hears through the headset earphone and talks through the headset microphone The handset earphone and microphone mouthpiece a...

Page 51: ...he charging unit Make sure the AC adapter is plugged into the charging unit and wall outlet Make sure the handset is properly seated in the charging unit Make sure the nickel cadmium battery pack is properly installed in the handset Make sure that the charging contacts on the handset and charging unit are clean CHARGE 2 light will not come on when the spare battery is placed in the charging unit l...

Page 52: ...or low batt warning Warning tone and NO SERVICE message Move closer to the base unit Handset does not ring The nickel cadmium battery may be weak Charge the battery pack for eight hours Make sure the base unit antenna is fully vertical The handset may be too far from the base unit Make sure the ringer on off switch is in the ON position Table 6 1 Troubleshooting Continued Problem Suggestion ...

Page 53: ... 18 cleaning contacts 6 1 handset 3 13 low indication 2 2 3 16 3 17 nickel cadmium 1 1 1 2 6 1 6 2 rechargeable 2 1 recycling 1 3 safety considerations 1 2 spare 2 2 6 1 spare battery 3 15 belt clip 2 1 5 1 buttons refer to keypad buttons 2 3 C calls answering 4 9 channel 4 2 key 4 1 4 2 selection 2 2 charging handset battery pack 3 14 spare battery pack 3 15 stand 2 1 2 2 unit 2 2 3 3 wall mounti...

Page 54: ...rophone 2 3 power requirements 1 1 receive frequency 1 1 ringer 2 3 ringer on off switch 2 3 size 1 1 talk mode 1 1 transmit frequency 1 1 using 4 7 volume 2 2 weight 1 1 headset 5 1 installing 5 2 jack 2 2 2 3 hold key 2 3 4 2 I indications acquiring link 4 7 batt low 3 17 battery low 3 16 low volume 4 8 no service 4 8 installation precautions 3 1 installing direct wall mounting 3 7 handset batte...

Page 55: ...ys 2 2 programming mode 4 4 R r vol key 4 3 radio interference 1 6 range 1 5 recycling 1 3 redial key 2 3 4 2 4 6 ringer selection 4 3 volume control 2 2 S safety battery 1 2 electrical 1 5 general instructions 1 3 silent alarm 2 2 single access key 2 2 site location 3 1 softkey 4 6 softkey switch cordless 2 2 2 3 desk 2 2 2 3 spare battery pack 3 15 specifications base unit 1 1 frequency 1 1 freq...

Page 56: ... wall plate adapter 2 1 temperature specifications 1 1 transfer key 2 3 4 2 troubleshooting 6 1 charge light 1 6 1 charge light 2 6 1 handset 6 2 interrupted conversation 6 2 no service 6 2 warning tone 6 2 V volume control high 4 3 low 4 3 4 8 maximum 4 3 medium 4 3 on off key 4 3 volume ringer key 4 3 W wall mounting base unit 2 2 5 1 charging unit 2 2 3 10 direct 3 7 standard 3 4 wall plate ada...

Page 57: ...Dterm Cordless II OWNER S GUIDE NEC Unified Solutions Inc Document Revision 3 DTR 4R BK ...

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