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PRO850 Dual-Receiver Beltpac

HM ELECTRONICS, INC.

14110 Stowe Drive, Poway, CA 92064 USA • Phone: 1-800-848-4468 Fax: (858) 552-0172

HME# 400G550

Rev A 2/28/05

Second Receiver Module

INSTALLATION INSTRUCTIONS

CAUTION

: Both the second receiver module and the Beltpac contain static sensitive

d devices. Comply with ESD safe handling procedures while following these instructions.

A second receiver added to the PRO850 Dual-Receiver Beltpac allows simultaneous use of two

channels of intercom or one intercom channel plus an IFB. The following instructions will

guide you through installation of a second receiver module in a PRO850 Beltpac.

Figure 1. Second receiver module

PROCEDURE

Open the Beltpac and install the second receiver module as follows:

• Unscrew/Remove the two antennas and remove the battery pack from the Beltpac.

• Loosen/Remove the six screws from the Beltpac, shown in Figure 2.

Figure 2. Remove six screws from Beltpac

NOTE:

If you loosen (but do not

remove) the connector screw shown

below, just enough to open the

Beltpac case, it will hold the metal

racket inside the connector in place.

Loosen this

connector

screw

Remove this

connector

screw

Summary of content (6 pages)

PAGE 1
PRO850 Dual-Receiver Beltpac Second Receiver Module INSTALLATION INSTRUCTIONS d CAUTION: Both the second receiver module and the Beltpac contain static sensitive devices. Comply with ESD safe handling procedures while following these instructions. A second receiver added to the PRO850 Dual-Receiver Beltpac allows simultaneous use of two channels of intercom or one intercom channel plus an IFB.
PAGE 2
• • Open the Beltpac case. Remove the two mounting screws from the power supply circuit board as shown in Figure 3. Figure 3. • Lift the circuit board assembly out of the Beltpac and set it beside the case as shown in Figure 4. Figure 4. • Remove mounting screws Set circuit board assembly next to case Install the receiver module on the main circuit board in the position shown in Figure 5, pressing it firmly onto the two connector plugs.
PAGE 3
Reassemble the Beltpac as follows: • • Insert the circuit board assembly into the Beltpac case at an angle, as shown in Figure 6, so the remote connector fits into the “RMT” opening at the bottom of the case, as shown in Figure 7. Figure 6. Insert board at angle Figure 7. Fit remote connector into “RMT” opening at bottom of case Route the connector wires between the two standoffs and the plastic tab as shown in Figure 8. Figure 8.
PAGE 4
• Be sure the rubber switch cover is in place at the top of the case, as shown in Figure 9. The button portions of the switch cover must protrude through the two square holes on top of the Beltpac case. Figure 9. • Rubber switch cover position Lower the upper edge of the board into the Beltpac case so the rubber gaskets under the control knobs fit into the grooves on the edge of the case, and the switches fit under the rubber switch cover as shown in Figure 10.
PAGE 5
• • Be sure the circuit board is seated firmly in place as shown in Figure 11. Replace the two PCB mounting screws in the positions shown in Figure 11, to secure the board assembly in place. Figure 11. • Check the front cover of the Beltpac case to be sure the rubber switch cover in it is also in place, with its button portions protruding through the two square holes on its top, as shown by the two arrows in Figure 12. Figure 12.
PAGE 6
Figure 13. • Put label on Beltpac Put the enclosed self-adhesive label on the Beltpac in the position shown in Figure 13. Check controls and switches as follows: • • • Rotate the two control knobs to be sure they move freely. Press switches A, B, C and D, to be sure they click when pressed. Turn the power on. Be sure both A and B indicator lights shown in Figure 14 are lit, indicating both receivers are operating. Figure 14.