2-16 888-2595-001 12/20/11
WARNING: Disconnect primary power prior to servicing.
Section 2 Installation
ZX Series
AC MAINS LOW
FAULT
Open collector
24V @ 100mA max.
Ground = one or more mains
inputs < 190V
23 Output
MUTE ACTIVE
FAULT
Open collector
24V @ 100mA max.
Ground = Tx being muted
24 Output
INTERLOCK OPEN
FAULT
Open collector
24V @ 100mA max.
Ground = TX off because
interlock loop is open
25 Output
Table 2-3 Remote Terminal Board (D-sub 9 and screw terminals, cabinet rear
area, component panel ZX7.5 & ZX10 only).
Designation Remarks Pin
GND/COMMON Signal ground 1
TX ON/RESET CMD Ground pin to turn transmitter
on.
2 Input
TX OFF CMD Ground pin to turn transmitter
off.
3 Input
POWER RAISE
CMD
Ground pin to raise transmitter
output power.
4 Input
POWER LOWER
CMD
Ground pin to lower transmitter
output power.
5 Input
INTERLOCK A Connect pins A and B to allow
transmitter to turn on.
6 Input
Table 2-2 REMOTE CONTROL (D-sub 25, amplifier rear)
Designation Remarks Pin
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