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 1  SAFETY INSTRUCTIONS

Please read carefully these safety instructions.

1. Keep this User Manual for future reference.

2. Power connector must be accesible, place the power cord where people will not step or 

stumble. Unplug the equipment from the AC before cleaning..

3. Liquid-filled objects must not be placed on the equipment. Do not use liquid or sprayed 

detergent for cleaning. Do not expose this equipment to humidity.

4. Free flame sources such as candles must not be placed on the equipment. 

5. Install this equipment in a safe surface. If the equipment is not in a safe surface, it may fall 

and be damaged.

6. The openings on the enclosure are for air convection. DO NOT COVER THE OPENINGS. 

Leave a 5 cm gap around them to allow the proper air convention.

7. Never open the equipment. For safety reasons, the equipment should only be opened by 

qualified personnel. 

8. The equipment must be connected to plug with protective earth

9. Let staff check the equipment if any of these situations occurs:

a) The power cord or power plug is damaged.

b) Liquid has penetrated inside the equipment.

c) The equipment has been exposed to moisture.

d) The   equipment   does   not   work   well   or   does   not   work   according   to   the   instruction 

manual.

e) The equipment was dropped and damaged.

f)

If the equipment has obvious signs of damage.

10. The connections must be made only by qualified personnel. Disconnect the audio inputs 

and   outputs   while   making   connections.   Be   sure   to   use   the   proper   cables   to   make   the 
connections..

LDA Audio Tech - Severo Ochoa Nº 31- 29590 MÁLAGA, ESPAÑA. Tlf: +34 952028805

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User's manual: BA Series

Summary of Contents for BA-2250

Page 1: ...User s Manual Model BA Series...

Page 2: ......

Page 3: ...6 BLOCK DIAGRAM 7 7 MAINTENANCE 8 8 TECHNICAL SPECIFICATIONS 9 Appendix A Cable section for speaker lines 10 Figures Figure 1 BA Series Front View 3 Figure 2 BA Series Rear View 4 Figure 3 Low impedan...

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Page 5: ...ve a 5 cm gap around them to allow the proper air convention 7 Never open the equipment For safety reasons the equipment should only be opened by qualified personnel 8 The equipment must be connected...

Page 6: ...hms BA 2250 or 4 ohms BA 2500 public address systems Each channel integrates a high pass filter and an automatic standby for noise gate whose operation can be activated from the rear panel 1 Universal...

Page 7: ...is function is programmable through the switch located on the rear panel 2 CLIP The clip indicator will light red when the input or output is too high There ir an independent CLIP indicator for each c...

Page 8: ...connect the low impedance speaker to these 100V ends it could damage the speaker 5 HIGH PASS FILTER The high pass filter function will activate or deactivate according to the two channel configuration...

Page 9: ...e COM terminal 5 2 High impedance speaker connection 100V To connect a low impedance speaker system 100V in parallel connect the positive side of the speaker to the 100V terminal Connect the negative...

Page 10: ...5 3 Wrong speaker connection Do not connect high and low impedance speakers simultaneously it could damage the equipment 6 www lda audiotech com Figure 5 Wrong speaker connection...

Page 11: ...6 BLOCK DIAGRAM LDA Audio Tech Severo Ochoa N 31 29590 M LAGA ESPA A Tlf 34 952028805 7 User s manual BA Series Figure 6 BA Series Block diagram...

Page 12: ...y a soft lint free cloth Disconnect the equipment from any external power source Disconnect all the external devices Keep the equipment away from any liquid Do not use aerosoles solvents or abrasive s...

Page 13: ...00V 4 2 Pin Euroblock type 3 pin connector Audio inputs 2 x Balanced Audio 1Vp 0 707Vrms 10 K 3Pin Euroblock Type Protection Over Temperature DC voltage Short circuit Overload Power supply 115 230V 50...

Page 14: ...the table Section Maximum lenght with a 5 power loss AWG mm mm2 60Wrms 120Wrms 240Wrms 480Wrms 960Wrms 6 4 11 13 3 3260 1630 810 405 200 7 3 67 10 6 2600 1300 645 320 160 8 3 26 8 35 2050 1025 510 25...

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Page 16: ...Ver 2...

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