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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.
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.
HM ELECTRONICS, INC.
PRO850 Dual-Receiver Beltpac
INSTALLATION INSTRUCTIONS
Second receiver module
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
bracket inside the connector in place.
Figure 2.
Remove six screws from Beltpac
14110 Stowe Drive, Poway, CA 92064 USA • Phone: 1-800-848-4468 Fax: (858) 552-0172
Second Receiver Module
Loosen this
connector
screw
Remove this
connector
screw
HME# 400G550
Rev − 10/13/04
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Summary of Contents for HM Electronics PRO850
- Page 1 Second Receiver Module INSTALLATION 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.
- Page 2 • Open the Beltpac case. • Remove the two mounting screws from the power supply circuit board as shown in Figure 3. Figure 3. Remove mounting screws • Lift the circuit board assembly out of the Beltpac and set it beside the case as shown in Figure 4.
- 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.
- 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.
- 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. Mounting screws in board assembly •...
- 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. •...
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