TABLE 2-6. AUDIO STATUS DISPLAY LED INDICATORS

TM 11-6625-2975-12

2.2. CONTROLS AND INDICATORS. (CONT)

FUNCTION

INDICATOR

Indicates DATA ENTRY keys are ready to receive percent

VAR

MOD

modulation selections.

Indicates that a standard VOR, ILS, or MB frequency has been

STANDARD

selected and the test set is in the preset condition.

FREQUENCY DISPLAY

FREQUENCY display provides a readout of selected rf carrier frequency and any change in frequency.

In addition to the six-digit, seven-segment display, there are two indicators associated with the

frequency display. Table 2-7 shows individual indicator functions.

TABLE 2-7. FREQUENCY INDICATOR FUNCTIONS

FUNCTION

INDICATOR

Indicates frequency reading in megahertz.

MHz

Indicates frequency reading in kilohertz.

kHz

2-7