Specifications

4-13. RECEIVER INTERNAL OPTIONS. - The internal options are selected with jumper

plugs on the internal printed circuit board, and require removal of the top cover plate of the units.

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_ WARNING _

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Unplug the power cord from the equipment before removing any cover

plates. Failure to do so could result in a hazardous electrical shock, and/or

damage to the equipment. Replace all cover plates prior to restoring power to

the equipment.

The top cover plate is held in place by 11 flat head phillips machine screws, 2 of which pass

through the top edge of the front panel. After removing these screws, carefully remove the top

cover plate by tilting the rear edge up slightly and sliding it out from under the top edge of the front

panel.

Refer to Figure 4-2 for the locations of the jumper blocks described in the following sections.

4-14. Receiver Audio Output Level and Impedance. - The audio output level and

impedance selections are made on jumper block P2 for the "A" channel, and on P3 for the "B"

channel. The jumper positions (looking from the front of the unit) are:

P2 or P3 P2 or P3 P2 or P3 P2 or P3

+18

+18 dBm PPL +18 dBm PPL +9 dBm PPL +9 dBm PPL

600 Low Impedance 600 Low Impedance

450 Operation Manual Rev A Page 30 8/26/99