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Summary of Contents for HM Electronics System 900
- Page 1 HME# 400444 Rev A 2/19/01 System 900 System 900 Wireless Audio System Operating Instructions (For Full-Duplex and Half-Duplex Operations)
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Page 3: Table Of Contents
FCC NOTICE ............20 ® The HME logo and the word COMMUNICATOR are registered trademarks of HM Electronics, Inc. © Copyright HM Electronics, Inc. — February 2001... - Page 4 List of Figures Figure Title Page Base station ........... . . 1 ®...
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Page 5: General
GENERAL The System 900 is a wireless audio system primarily for use at quick-service restaurants. EQUIPMENT FUNCTIONS A. Base Station Front – System indicator lights POWER light is on when the base station has power. MESSAGE RECORD light is on when the base station is ready to record a message for the message repeater, and blinking while a message is being recorded. -
Page 6: Com900Cc Communicator
The COM900CC COMMUNICATOR is a 900MHz receiver/transmitter designed to be used with the HME Wireless Drive-Thru Audio System 900. The Communicator is worn around the user's collar, and a lightweight headset plugs into a connector on the unit. Figure 2. -
Page 7: Operating The Com900Cc Communicator
® 3. Operating the COM900CC COMMUNICATOR Figure 5. COM900CC controls To operate the Communicator, use the control buttons shown in Figure 5 as follows: Volume-control button — Press the up-arrow• side of the VOLUME button to increase headset volume. As the volume increases, you will hear a series of beeps in the headset earpiece, increasing in pitch as the volume increases. -
Page 8: Charging The Com900Cc Batteries
4. Charging the COM900CC Batteries ® If the COMMUNICATOR battery is weak and requires changing, you will hear "Low battery" in the headset earpiece. When this happens, remove and replace the battery from the Communicator according to the instructions shown in Figure 6. Typical battery life with normal use is 7 hours. Place the battery in the AC900 Battery Charger for recharging. -
Page 9: Ac900 Battery Release Tabs
To remove fully charged batteries from the battery charger, press down on the battery release tab next to the battery, and push the battery from the end near the status lights. Store fully charged batteries in the storage ports on the right side of charger until you need them, as shown in Figure 9. -
Page 10: Com900Bp Communicator
Figure 11. COM900BP COMMUNICATOR The COM900BP COMMUNICATOR is a 900MHz receiver/transmitter designed to ® be used with the HME Wireless Drive-Thru Audio System 900. The Communicator is worn around the user's waist, and a lightweight headset plugs into a connector on the unit. -
Page 11: Plug The Headset-Cable Connector Into The Cable Receptacle
The Headset Plug the headset-cable connector into the receptacle on the Communicator as shown in Figure 13. The connector is keyed so it can only be inserted in the correct position, with the cord extending downward. After plugging the connector into the receptacle, cover it with the connec- tor cover flap shown in Figure 13, and fasten the snap securely in place. -
Page 12: Operating The Com900Cc Communicator
® Operating the COM900BP COMMUNICATOR Figure 15. Communicator controls To operate the Communicator, use the control buttons shown in Figure 15 as follows: 1 – OFF/ON buttons: turn Communicator on and off. 2 – Volume control buttons: adjust listening level in earpiece. 3 –... -
Page 13: Usng The Com900Cc Batteries And Battery Charger
Handsfree mode – To turn Handsfree mode on: With the Communicator OFF, press and hold B+• (vol. up). Then press ON. You will hear "handsfree on." To turn Handsfree mode off: With the Communicator OFF, press and hold B+– (vol. down). Then press ON. You will hear "handsfree off." Using the COM900BP Batteries and Battery Charger ®... -
Page 14: Battery Charger Shown With A Properly Installed Battery
Charging NiCd batteries with the AC420 battery charger Your battery charger should be used in a low-traffic area, away from dust or splashing water and grease. If your battery charger is not already plugged in, plug its AC adapter into an electrical outlet. Figure 18. -
Page 15: Com900Bp Battery Charging In The Ac910 Battery Charger
Charge NiCd batteries in the AC910 Battery Charger as follows: Figure 19. COM900BP battery charging in the AC910 Battery Charger Place up to two batteries in the charger to charge at the same time. A few seconds after each battery is placed in the charger, the red CHARGING light on the panel adjacent to the battery, will indicate the battery charging status. -
Page 16: Operation
III. OPERATION ® In single or dual drive-thru operations, COMMUNICATOR button "A" is for communication with the customer, and button "B" is for communication with other crew members wearing Communicators. In dual drive-thru operations, the Communicator button "C" is used to switch between Lanes 1 and 2. Button “C” has no function in single drive-thru operations. -
Page 17: Dual Drive-Thru, Full-Duplex Operation
C. Dual Drive-Thru, Full-Duplex Operation ACTION RESULT ® If you are using the COMMUNICATOR latching Customer hears your voice and you hear customer's feature: voice (two-way conversation). Operation is “hands- Press and release button ?A” to latch communi- free” until the customer pulls away. Everyone cation channel open for speaking and listening to wearing a Communicator hears the communication. -
Page 18: Message Repeater Operation
System 900 base station. base station will come on. Press and hold button “B” on the Communicator and The MESSAGE RECORD light on the System 900 talk into the headset microphone to record a base station will begin blinking. -
Page 19: In Case Of Problems
IV. IN CASE OF PROBLEMS ( Refer to the circuit board illustration on page 17) TROUBLESHOOTING CHECKLIST Problem Probable Cause Solution No sound in headset Power is off at base station. Check circuit breaker for building. when you press Power supply in base station is not Check power supply indicator lights ®... - Page 20 Problem Probable Cause Solution No inbound sound from Latching feature may be on. See instructions on page 3 customer (in half- (COM900CC) or page 9 (COM900BP) duplex operation) to turn off handsfree feature. System may be set for speed-team Be certain SPEED TEAM button on operation.
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Page 21: Base Station Circuit Boards
Figure 20. Base station circuit boards A - Power and ceiling speaker connector - J2 B - DM1 select switch C - Record message switch - S2 D - Message repeater ON/OFF switch - S3 E - Speed team switch - S5 F - Vehicle detector override switch - S7 G - Frequency select switch - S1 H - Outside speaker volume control - R128... -
Page 22: Specifications
V. SPECIFICATIONS Base Station Voltage input 16VAC ±2.5V AC current input 350mA nominal, 1.4A maximum Audio distortion <5% maximum level Outside speaker output 3 watts RMS into 8 ohms Ceiling speaker power 3 watts RMS into 8 ohms Message repeater Message duration - 16 seconds Controls/Switches 2-position vehicle detector switch... - Page 23 AC900 Battery Charger Voltage input 16.5VAC AC current input 1A maximum Number of charge ports Charge time 3-4 hours Dimensions 7.6”L x 4.6”W x 3.6”D (193mm x117mm x 92mm) Weight 20 oz. maximum Indicators Battery charging (red) LEDs (4) Battery ready (green) LEDs (4) AC410 Battery Charger Voltage input 16.5VAC...
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Page 24: Accessories And Optional Equipment
Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense. Changes or modifications not expressly approved by HM Electronics, Inc. could void the users authority to operate this equipment.
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