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6

Rev. 04/03

Ph:800-421-6511

www.picomacom.com

Operations and Controls

1.

Video Level Control:

Use this control to adjust the video modulation level (picture quality).

2.

Audio Level Control:

Use this control to adjust the audio modulation level (volume).

3.

Audio /Video Ratio Control:

Used to set the level of the audio carrier in relation to the video carrier.

4.

RF Output Level Control:

Used to set output level.

5.

CATV/ANT:

Push this button to select either CATV or TV mode.

6.

Channel Select:

Push this button to change channel to higher number.

7.

Channel Select:

Push this button to change channel to lower number.

8.

Channel Lock Control:

Switch is used to prevent accidental change of channel.

9.

Channel Display:

Indicates selected channel and that power is on when lit.

10.

HRC, IRC Off-set Control:

Slide switch selects standard, HRC and IRC frequencies.

11.

Pre-emphasis on/off:

Allows preemphasis to be disabled when used with BTSC generator.

12.

Video Input:

Accepts video output from satellite receiver, VCR and CCTV camera.

13.

Audio Input:

Accepts audio output from satellite receiver and VCR.

14.

DC Power Inputs:

The three-wire power cable from the power supply connects to this jack.

15.

RF Output:

Connect this port to distribution system.

Panels

PCMA860-HQ

Summary of Contents for PCMA860-HQ

Page 1: ...Installation and Operation Manual PCMA860 HQ Universal Chassis Agile A V Mini Modulator DAWNco 3340 S Lapeer Rd Orion MI 48359 1320 Ph 248 391 9200 Fax 248 391 9207 sales DAWNco com...

Page 2: ...l and the like 8 Accessories Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult and serious damage to the appli...

Page 3: ...d If the product does not operate normally by following the oper ating instruction Adjust only those controls that are covered by the operating instructions An improper adjustment may result in damage...

Page 4: ...or adjacent channel selectivity The unit s PLL circuitry in conjunction with the non volatile memory contained in the microprocessor ensures easy and reliable channel selection and restoration The mod...

Page 5: ...F Frequency Video 45 75 MHz Audio 41 25 MHz RF Video Input Level 1 V p p minimum for 87 5 modulation Video Input Type Clamped video negative sync Video Frequency Response 0 8 dB 30 Hz to 4 2 MHz Diffe...

Page 6: ...o higher number 7 Channel Select Push this button to change channel to lower number 8 Channel Lock Control Switch is used to prevent accidental change of channel 9 Channel Display Indicates selected c...

Page 7: ...amplifier must be at the same amplitude Installation Procedure Use a small plastic screwdriver to make required selection of switches and buttons 1 If module is to be used in an HRC or IRC CATV frequ...

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