3-2 888-2595-001 12/20/11
WARNING: Disconnect primary power prior to servicing.
Section 3 Operation
ZX Series
Figure 3-1 Front panel of ZX amplifier chassis.
Table 3-1 Front panel of ZX amplfier chassis
Item Description
[001] Multimeter
Provides digital readout of important operational parameters.
[002] STATUS LEDs
Indicates the current transmitter mode (FM, FM+HD, HD, or SL) and
the current transmitter status.
RED = transmitter is switched off.
YELLOW = transmitter is switched on, but alarms exist.
GREEN = transmitter is switched on and no alarms exist.
FM = traditional FM carrier being transmitted.
FM+HD = hybrid signal with FM + HD radio simulcast being
transmitted.
HD = radio carrier only being transmitted.
SL = split level combining FM+HD signal with non-traditional
injection ratio being transmitted.
[003] Meter position LEDs
Indicates the parameter currently being displayed by the meter.
FWD PWR = forward power in kilowatts.
REV PWR = reverse power in watts.
PA VOLTS = final stage voltage in volts.
PA AMPS = final stage current in amperes.
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