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Instruction Sheet for Safety Helmet Headset NMN6050B
edge of the helmet.
2.
Mark this bracket position for cementing a piece of precut Velcro tape (Motorola
Part Number 1184865H01) to the helmet. Repeat the procedure for attaching
another piece of tape to the other side of the helmet if desired.
3.
Roughen the inner surface of the helmet with emery cloth (supplied) along the
approximate center line as marked previously.
4.
Spread an even coat of the contact cement (supplied) on the helmet surface and
on the tape (supplied) to be bonded. (Cover all edges of the tape with cement.)
5.
Allow approximately 3 to 5 minutes for the cement to become 'tacky' and then
attach the tape to the helmet.
6.
Apply pressure to the tape by clamping or pressing (15 minutes minimum) and
allow to cure for 24 hrs at room temperature before using.
7.
The headset hanging bracket is factory equipped with similar tape. Attach the
headset to the helmet. With tape on both sides, the headset can be switched
from one side to the other.
Cable Routing
Refer to Figure 2 and route the cable along the inside of the helmet and down the back
side. Secure the cable to the back side of the helmet sweatband using the cable retainer
clamp and hardware supplied.
Operation
•
For HT 1000, JT 1000, MT 2000, MTS 2000, and MTX Series radios:
1.
Connect the multiple-pin connector of the headset cable to the headset cable
adapter connector.
2.
Connect the 3.5MM plug of the cable adapter to the accessory adapter
BDN6676, by inserting the plug and screwing the plug base into the adapter
clockwise until seated properly and finger tight.
3.
Connect the accessory adapter, BDN6676, to the radio.
4.
To transmit, press the push-to-talk (PTT) switch located on the accessory
adapter, BDN6676.
5.
To receive, release the PTT switch and set the radio volume control to the
desired level. Some radios have either an unsquelch button or volume set button
that when pressed with provide either incoming noise or a tone useful for setting
the volume control.
•
For SABER radios:
1.
Connect the multiple-pin connector of the headset cable to the NTN5913 cable
adapter.
2.
Connect the NTN5913 adapter cable to the Saber radio.
3.
To transmit, press the PTT switch on the NTN5913 adapter cable.
4.
To receive, release the PTT switch and set the radio volume control to the
desired level.
3
68P81085C85-O
February 24, 1997
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