AT&T MDW 9000 Wireless Telephone Quick Reference Contents 1 Handset Controls Handset Display Line Status Indicators Call Alerter Charging Cradle Controls Troubleshooting Wireless Test Mode MDW 9000 Compatibility 2 2 2 3 4-9 10-11 12-17 Remember to press the [ On/Off ] button to turn on your wireless phone before pressing any other button. Help! If you need assistance when using your wireless phone with a PARTNER, MERLIN, or MERLIN LEGEND system in the continental U.S., call 1 800 628-2888.
Handset Controls Antenna Headset On/Off Button Press to turn the headset on. ON appears in handset display. To turn off, press again. Turn on to make or answer a call, and turn off to “hang up.” Battery Charging Contacts Handset battery charges through these contacts. Handset Display Displays status of lines and range. For detailed description, see “Handset Display” on next page. Outside Line/ Programmable/ Intercom/Drop Buttons (6) Volume Control Press +/- to adjust volume of earpiece or ringer.
Handset Display ➀ 18 indicates Local Test Mode; 1 through 10 are used in ➁ ➂ Wireless Test Mode. P indicates programming mode. MUTE indicates handset microphone is turned off after pressing [ Mute ]. ➃ T indicates handset is in Wireless Test Mode. ➄ MSG indicates a message has been deposited in your voice mailbox. ➅ Line Status Indicators. See below. ➆ BATT indicates low battery voltage, Handset also emits 2 ➇ beeps. See “Troubleshooting” for more information.
Charging Cradle Controls AT&T Battery Charging Contacts Handset battery charges through these contacts. Handset Hook Rotate for wall mounting. Spare Battery Compartment Cover Open to insert or remove optional spare battery pack. Charge LED Lights when handset is properly placed in cradle for charging. Ext. 16 Charge Spare Charge Spare Charge LED Lights when spare battery pack is properly placed in cradle's spare battery compartment.
Troubleshooting If you have a problem with your wireless phone, you may be able to solve it by following the procedures listed here. If you cannot resolve a problem using these procedures, call for help as described on the front panel of this Quick Reference. Symptom Possible Causes After plugging the radio module or carrier assembly into an electrical outlet, the radio module’s POWER LED does not light.
Troubleshooting Symptom Possible Causes After pressing [ On/Off ], dial tone iS not heard and handset display does not show anything. ■ Battery is not charged sufficiently. ■ Place handset in charging cradle for 12 hours. Or, if you have a fully charged (14 hours) spare battery, use it to replace the battery in the handset. ■ Handset is out of range of its matching radio module. ■ Move the handset closer to the radio module. ■ Telephone line cord is not plugged into the radio module.
Troubleshooting Symptom Possible Causes Possible Solutions You can hear the party on the other end, but they cannot hear you. MUTE appears in the handset display. The [ Mute ] button was pressed inadvertently. Press [ Mute ] again to turn off the mute feature. Charge LED on charging cradle does not light when handset is placed in charging cradle. ■ Handset is not seated properly in charging cradle. ■ Make sure handset is seated properly in charging cradle.
Troubleshooting Possible Solutions Symptom Possible Causes After pressing [ On/Off ], the handset beeps and RANGE shows in the handset display. ■ Handset is out of range of its matching radio module. ■ Move the handset closer to the radio module. ■ An electrical device may be interfering with your communications link. ■ Remove interfering device or power it off, or move handset to another location. No ring on incoming call, RANGE appears in handset display.
Troubleshooting Symptom Possible Causes Range for calls is lower than expected. There are environmental limitations. Possible Solutions ■ Reinstall the radio module or carrier assembly as high as possible on the wall and away from metal obstructions. ■ Eliminate any possible interfering devices (microwaves) between the radio module or carrier assembly and your handset. ■ Turn off or unplug nearby equipment (computer, modem) to see if it is causing interference.
Troubleshooting Symptom Possible Causes Possible Solutions Handset does not respond to repeated [ On/Off ] button presses. There was a recent occurrence of lightning, or a power failure. ■ Remove battery from handset for 10 seconds, then replace it. ■ Check to see if the radio module or carrier assembly is receiving power. Your business has 2 or more wireless phones installed and all handsets seem to have developed interference problems at the same time.
Wireless Test Mode Steps 2 through 5 can be performed in any order, and you can press [ On/Off ] to exit at any time. NOTE: Ignore anything that displays if you press [ 4 ] or [ 5 ] while in Wireless Test Mode. These displays are for AT&T Technicians’ use only. 1. To enter Wireless Test Mode: a. With the handset turned off, press [ 9 ] for at least 5 seconds. b. While still holding [ 9 ], press [ On/Off ]. T appears in the display. You hear 2 beeps, then simulated dial tone. 2.
Wireless Test Mode 4. To determine voice quality, press [ 2 ]. The display shows a number from 1 to 10. The higher the number the better the voice quality, as shown in the table below: Voice Quality Is Display Number 10 Very good 9 Very good 8 Errors, but not noticeable in normal speech 7 Errors, but not noticeable in normal speech 6 Noticeable noise 5 Noticeable noise 4 Noisy but intelligible speech 3 Noisy but intelligible speech 2 Garbled speech 1 Unintelligible speech 5.
MDW 9000 Compatibility Your wireless phone is compatible with the communications systems listed below. To use your phone, follow the programming and call handling instructions that come with your communications system for the specific phone identified below. ® ■ PARTNER systems: the MLC-6 Cordless Telephone; the MDW 9000 is fully compatible with the PARTNER family of communications systems. ® ■ MERLIN , MERLIN Plus, and MERLIN II systems: a 5-button phone. ® ■ MERLIN LEGEND systems: a 10-button ATL set.
MDW 9000 Compatibility Programming System Features PARTNER Systems: ■ PARTNER II and PARTNER Plus system buttons should be assigned as follows; 1, 2, 3, and 4 are line or feature buttons (for a PARTNER system, buttons 1 through 4 are line only): 1 3 2 18 PMUTE ON MSG RANGE BATT 4 MERLIN Systems: ■ It is recommended that you use MERLIN 206/410/820 systems installed with Feature Package 2 with your wireless phone.
MDW 9000 Compatibility ■ MERLIN 206/410/820 and MERLIN Plus system buttons should be assigned as follows; 2, 3, 4, and 5 are line or feature buttons: 5 4 3 18 PMUTE ON MSG RANGE BATT 2 To use MERLIN LEGEND system feature codes with this phone, program the top right-hand button as a System Feature button. This will permit you to use the wide array of LEGEND system features by turning the set on, pressing the System Feature button, and dialing the appropriate “*” code number.
MDW 9000 Compatibility System 25: ■ For Releases 1, 2, and 3, this phone must be administered as a 10-button MERLIN set (type 303). ■ Either a TN762B Hybrid pack or a ZTN79 ATL pack must be used to connect the switch and the MDW 9000 telephone. ■ Assigning features may be done only by the system administrator. ■ Use the following features with caution: Automatic Intercom, Bridging, Coverage, Direct Station Selection, Personal Line, Pooled Facility, Send All Calls (use with single ring reminder).
MDW 9000 Compatibility System 75, System 85, and DEFINITY Systems: This phone must be administered as a 7303s Hybrid terminal for the following systems: ■ System 75 - R1V1, R1V2, and R1V3 ■ System 85 - R2V1, R2V2, R2V3, and R2V4 ■ DEFINITY G1 - (R1V4) ■ DEFINITY G2 - G2.1 and G2.2 - (R2V5, R2V6) ■ DEFINITY G3 Version 1 - (R1V5) ■ DEFINITY G3 Version 1.1 and Version 2 Native terminal administration is provided in DEFINITY G3 Version 3.
MDW 9000 Compatibility When using DEFINITY G2.1 and G2.2, General Terminal Administration (GTA) may be used to set up “custom” set types so that administration may be done using that custom set type. Set administration and button feature assignment may be done only by the system administrator. It is recommended not to use a feature that requires visuals (the LCD feature indicator) to be updated while the set is off.
Notes
PARTNER, MERLIN, MERLIN LEGEND, and DEFINITY are registered trademarks of AT&T.
