Number Item
3 Speaker Wires – Tthese connections correspond to P5 detailed in Figure 72: TSCH Y-
Cable Pin Diagram on page 114 and correspond to the Loudspeaker output of the
TSCH. The Audio Amplifier, which supplies this output, requires an independent DC
Supply, refer to Number 2. The use of connector kit PMLN6487_ allows a plug and
play installation of the associated Loudspeakers such as RSN4002_.
4 Free-end Wires – If used during installation, heat-shrink wrap unused wires to prevent
shorting. These connections correspond to P2 detailed in Figure 72: TSCH Y-Cable
Pin Diagram on page 114. These connections provide multiple functions including
Hands Free Microphone PTT1 and PTT2, Emergency. The use of Impres Visor Micro-
phone RMN5054_ also requires the One Wire bus connection provided on this cable.
5 Ferrite Clamp, PN 91012044002. Manual installation is required. Clamps are installed
with 2-turns of wire around the clamp.
6 Ferrite Clamp, PN 91012044003. Manual installation is required. Clamps are installed
with 2-turns of wire around the clamp. For easier installation on Free-end wires, insu-
lation jacket should be removed.
7 Fuse of 2A, PN 65012023001
8 Label for Y-cable power rating
NOTICE: Do not over torque the TSCH Y-cable screw. Recommended screw torque is
2.0+/-0.1 lb-in.
4.4.6
Telephone Style Control Head (TSCH)
The Ethernet Style Handset can be installed both horizontally and vertically. When installing the
telephone style control head consider the wide viewing angle of the color display and the best direction
to disengage the handset from the cradle. TSCH Handset & Cradle Part Number: PMWN4025_.
68015000181-LB
Chapter 4: Radio Installation
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