TM 1-1510-225-10
3B-167
Table 3B-101. Zeroizing or Locking Up System
Data
NO.
DESCRIPTION/FUNCTION
1
Pressing IDX function key will access the
Index page.
2
To access the lock/zeroize page.
3
Request zeroize of all CDU data, V/UHF
presets and keys, and GPS SA/AS keys.
4
Request zeroize of communication data,
including
presets
and
V/UHF
HAVE
QUICK data.
5
Request zeroize of GPS SA/AS keys.
6
Confirm desire to zeroize markpoint and
user waypoint lists.
7
Password entry locks/unlocks the system.
8
Request zeroize of markpoint and user
waypoint lists.
9
Request zeroize of flight plan and alternate
flight plan.
3B-20. MFD CONTROL (EFIS).
Control of the pilot's and copilot's EADI and
EHSI is through their respective control panels,
located on the extended pedestal. Refer to Paragraph
3B-14.c. for a description of the control panel.
3B-21. VHF NAVIGATION RECEIVERS.
a. Description.
The
VIR-32
Navigation
Receiver provides 200 50-kHz spaced VOR/LOC
channels from 108.00 through 117.95 MHz and 40 GS
channels automatically paired with localizer channels.
It also provides a marker beacon receiver.
The digital VIR-32 provide VOR, LOC, and GS
deviation outputs, high and low level flag signals,
magnetic bearing to the station, to/from information,
marker beacon lamp signals, and VOR and marker
beacon audio outputs.
CAUTION
When
monitoring
for
marker
beacon
passage, always listen for marker beacon
audio. Do not rely solely on the marker
beacon lights.
b. Operating Controls. All operation controls
for the VIR-32 are located on the CTL -32 NAV Control.
Refer to Figure 3B-137.
1. Compare Annunciator (ACT)
2. XFR / MEM Switch
3. Frequency Select Knobs
4. ACT Button
5. TEST Button
6. Light Sensor
7. STO Button
8. Volume Control
9. Power and Mode Switch
10. Annunciators (MEM, HLD)
11. Preset Frequency Display
12. Active Frequency Display
Figure 3B-137. CTL-32 Nav Control
