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12

9. Fan Replacement 

1

.

Take out fan

1.PWM co o l i ng, in t e l l i g e nt con t r o l , f an si z e : 8 0 x80, 12 V , D C Po w e r S upply.
2.Replac e t he fa n w i th sc r e w d river wh e n i t is f aulty, pl e a se fol l o w t he in s t r u c t ion as 
  pi c t u r e i llust r a t e . R elease th e s cre w b e tween fi x e d p late an d c ooli n g s ink, 
  ta k e o ut th e f an, an d r eplace a new on e . 

2

.

Replace with a new fan

Содержание HBA-1060A

Страница 1: ...Installation and Operations Manual EN HBA 1060A 1120A 1240A Single Zone Management Amplifier POWER ...

Страница 2: ...DESCRIPTION 7 5 FEATURES 7 6 NOMENCLATURE AND FUNCTIONS 7 Front Panel 7 Rear Panel 9 7 EXTERNAL CONFIGURATION AND CONNECTION 10 7 1 Equipment Connection 10 7 2 Sound Source Output 11 7 3 Sound Output 1 out of 3 Operation 11 7 4 Rack Mounting 13 8 REPLACE FAN DIAGRAM 14 9 BLOCK DIAGRAM 15 10 SPECIFICATION 16 ...

Страница 3: ...ile operating this unit If you are not able to make sure of the type of power supply you plan to use contact our appliance dealer or local power company If this unit intended to operate from battery power or other sources please refer to the Installation and Operation Instructions 11 Grounding or polarization A polarized alternating current line plug one plug have a blade wider than the other may ...

Страница 4: ...heck Ask the service technician to perform safety checks to determine that the unit is in proper operating con dition after completing any service or repairs to the unit 19 Lightning Unplug the unit from the wall outlet and disconnect the cable system for added protection of the units during a Lightning storm or when it is unattended and unused for long periods of time The lightning and power line...

Страница 5: ... cloth because such volatile liquids could deform or discolor the unit HBA 3240A HBA 3240E HBA 3240V HBA 3480A HBA 3480E HBA 3480V Never move the unit from one place to another with the Flash Card inserted because the CompactFlash card may fail Avoid inserting or withdrawing the CompactFlash card while the unit is in use 3 INSTALLATION PRECAUTIONS Do not install the unit in locations exposed to th...

Страница 6: ... USB input playing Mp3 with function keys It also has two additional auxiliary input and one XLR or 6 35 jack Microphone input A filter function is available 5 Pin Din priority microphone input is available Treble bass and volume can be adjusted Output level is monitored via the LED VU meter Suits 70V 100V 4 16Ohm outputs Caution If there is a need to open the amplifier s top cover when performing...

Страница 7: ...requency sound from USB LINE1 LINE2 input Turn clockwise to accentuate the low frequency output and counterclockwise to attenuate it The center click position indicates a flat frequency response 10 Treble Control TREBLE Adjust the level of high frequency sound from USB LINE1 LINE2 input Turn clockwise to accentuate the high frequency output and counterclockwise to attenuate it The center click pos...

Страница 8: ...he appearance and functions of HCD FMS are the same as the figure above 6 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 14 10 Line Input 1 11 Line Input 2 12 Microphone Input 13 Priority Microphone Input 14 Filter On Off switch 15 Loudspeaker output terminal Connector 4 16Ohm output or 70 100V output 16 AC Input Connect power cord to this jack Fuse holder please use the following small size fuse 20mm size T...

Страница 9: ...2 Connect with loudspeakers For example connect loudspeaker to OUTPUT Note Settings for 70V 100V high impedance systems as well as a low impedance 4 16ohm position are provided Connect the speaker output terminals to the corresponding position otherwise will cause overloading and damage to the amplifier Step 3 Amplifier Extension Connect the corresponding equipment to line out output Step 4 Finish...

Страница 10: ...e with the loudspeaker connectors tightly Otherwise the imperfect connection may result in loudspeaker noise 8 22 After the speaker line is connected with the loudspeaker connectors check carefully whether metal part is excessively exposed Otherwise it might cause short circuit in the output terminal of power amplifier and even damage the equipment ...

Страница 11: ...nd damage to the amplifier 9 8 23 When connecting the speaker line to the output terminals please be aware of corresponding broadcasting area of each output terminal Four Terminal Connector COM 4 16 Ohm 70V and 100V Incorrect Correct 8 Ohm Call Mix direct out 4 16 Ohm 4 Ohm 4 Ohm 8 Ohm 8 Ohm 8 Ohm 8 Ohm Mix Only 100 70V ...

Страница 12: ...ork 8 3 Microphone GND CHIME 12V 12V SIGNAL 8 3 2 Connect XLR 5 pin Microphone to priority input the priority microphone can work 8 4 1 Connect Emergency Sound Source to priority input Connect the BGM sound source equipment to line input 1 or line input 2 8 4 Sound Input and Output TAPE CD ...

Страница 13: ...ou mount the amplifier in a rack you must Ensure that the unit does not exceed the overheating temperature 45 C ambient Align the holes in the unit two locations on each side with the mounting bracket and secure the unit with the accessory screws Make sure that the unit is installed securely in place If the unit is unstable it may malfunction Remove the 4 feet from the bottom of the unit 11 AMPLIF...

Страница 14: ...ntrol fan size 80x80 12V DC Power Supply 2 Replace the fan with screw driver when it is faulty please follow the instruction as picture illustrate Release the screw between fixed plate and cooling sink take out the fan and replace a new one 2 Replace with a new fan ...

Страница 15: ...display Protect CLIP 3dB 10dB ON FUSE Bal input CHIME MIC AUX1 AUX2 L R L R VOX FUSE FUSE USB MP3 DECODER PRI 12 12 MUSIC OUT VOX VOX SUB FILTER SUB OUT 3dB 100Hz Hight Pass FILTER ON OFF KEY BOARD MASTER Priority 13 10 System Diagram Add picture ...

Страница 16: ...n Mp3 Player 230Vac 10 50 60 Hz 1 rated Outputs 1kHz 10 10 dB 100 Hz 10 10 dB 10 KHz 50 Hz 20 kHz 1 3 dB 10 dB ref rated Outputs 50 Hz 20 kHz 1 3 dB 10 dB ref rated Outputs 1 XLR Input or 6 35 jack microphone input Sensitivity Mic 5mV Line 775mV Impedance 1K Ohm S N 60dB Sensitivity Mic 0 775V Impedance 600 Ohm S N 75dB RCA stereo socket bridged mono Sensitivity 775 mV Impedance 10K Ohm S N 75db R...

Страница 17: ...ge RCA mono Nominal Level 775mv Impedance 600 Ohm RCA mono Nominal Level 775mv Impedance 600 Ohm Screw terminals 70V 100V 4 16 Ohm output Treble Bass BGM Vol Mic Vol Mute Vol Chime Vol Pri Vol Subout Vol MP3 Function Key Audio Source Selector LED Contrast and ON OFF Switch Filter Switch VU meter LEDs for 10 5 0 3 and 6dB 3dB at 315 Hz high pass 6 dB octave 95 10 C to 45 C 15 ...

Страница 18: ...tions exposed to rain heavy dust heavy moisture heat radiation and strong vibration 3 Ensure well earth connection 4 Use AC outlet compatible to the powerplug of this equipment only 5 Never open nor remove the unit caseas there are high voltage components inside the unit ...

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