Internal Leds - Harris ZX2500 Technical Manual

Section 3 Operation
3.2.3

Internal LEDs

In addition to the alarm LEDs on the controller board, there are other LEDs inside the
amplifier chassis that are useful in determining the operational status of the transmitter.
Table 3-3
Item
AC>90V
PS(PA)ON
PS FAULT
3-6
WARNING: Disconnect primary power prior to servicing.
Figure 3-3 LEDs inside amplifier chassis
LEDs inside amplifier chassis
PS module AC OK LED
Indicates that the PS module is receiving AC mains power with a
voltage above 90V. This is enough to power the internal +5V
transmitter logic, but may not be enough to power the RF amplifier
portion (>190V).
PS module DC OK LED
Indicates that the particular PS module is switched on and supplying
+50V to the corresponding PA module. Consult the numbering of the
PA and PS modules on the left to determine the correct
correspondence between PA and PS modules.
PS module fault LED
Indicates that the particular PS module has suffered an internal failure
and must be replaced.
888-2595-001
Description
ZX Series
12/20/11