Garmin GNC 255 Support Question
Garmin GNC 255 Support Question
Find answers below for this question about Garmin GNC 255.Need a Garmin GNC 255 manual? We have 1 online manual for this item!
Question posted by Patrickhayoz on March 9th, 2013
Installation Manual Gnc 255
As I plan to instal this unit I'm wondering if I can use some of the actual indicators...
for this reason I'm looking for the wire diagrams...
thank you
patrick
Current Answers
Answer #1: Posted by tintinb on March 10th, 2013 7:51 PM
tintinb
Member since:
October 26th, 2012 Points: 7,056,560
Member since:
October 26th, 2012 Points: 7,056,560
The installation guide as well as other instructions on how you can use your Garmin GNC 255 device are provided in the user's manual. Please take time to read the manual. If you do not have it, download it here at HelpOwl.com. Here's the link:
http://www.helpowl.com/manuals/Garmin/GNC255/185376
If you have more questions, please don't hesitate to ask here at HelpOwl. Experts here are always willing to answer your questions to the best of our knowledge and expertise.
Regards,
Tintin
Related Garmin GNC 255 Manual Pages
GNC255A/255B Pilot's Guide - Page 4
... packaging, and its components contain chemicals known to the State of stored user and recent frequencies. WARNING: For safety reasons, GNC 255 operational procedures must be made by an authorized Garmin service center.
Databases used in the system must be updated regularly in accordance with part 15 of equipment may not cause harmful interference...
GNC255A/255B Pilot's Guide - Page 11
A
Garmin GNC 255A/255B Pilot's Guide
ix 3.6.3 Viewing Timers in the Com Display 3-24 4 Appendix 4-1 4.1 Troubleshooting 4-1 4.2 Updating the Frequency Database 4-3
4.2.1 Downloading the Frequency Database 4-3 4.2.2 Updating the GNC 255 Frequency Database 4-3 4.3 Messages 4-4 Index...Index-1
190-01182-01 Rev.
GNC255A/255B Pilot's Guide - Page 13
...GNC 255A is available with a 16 watt com transmitter. The GNC 255 has the ability to 335 MHz) when the localizer is available in memory, builtin course deviation indicator, and more. The GNC 255...VOR/LOC, most-used frequency storage in 10 and 16 watt com transmitter versions. The GNC 255B is also available.
Besides traditional Nav/Com features, the GNC 255 also incorporates workload...
GNC255A/255B Pilot's Guide - Page 14
...When Morse code tone is active, "ID" will be heard. A "SQ" indication appears to the left of the active Com frequency window in the upper left corner of the Nav active ... the time required to a distant station or setting the desired volume level. 1.2 Pilot Controls
The GNC 255 controls have been designed to simplify operation of the bezel controls audio volume for the Com radio....
GNC255A/255B Pilot's Guide - Page 16
...Function) Key
The FUNC (Function) key accesses function categories for updating the database.
1-4
Garmin GNC 255A/255B Pilot's Guide
190-01182-01 Rev.
NOTE: Garmin recommends the use of a USB 2.0 compatible USB flash drive for the following: the Com Radio, Nav ...still listening to the Active frequency.
1.3 USB Port
The USB port is used to update the frequency database in the GNC 255. A
GNC255A/255B Pilot's Guide - Page 17
...Garmin GNC 255A/255B Pilot's Guide
2-1 2 BASIC OPERATION
2.1 Power On
Turn the GNC 255 on by either turning the Power/Com Volume/ Squelch knob clockwise to turn the power on or, if installed, ...Indicates Multiple Types Exist For The Selected Frequency
Figure 2-1 Com Frequency Selection
6. While viewing the Standby frequency display, use the LARGE and SMALL knobs on the top line of the GNC 255...
GNC255A/255B Pilot's Guide - Page 21
... the Active Frequency position and the previous Active Frequency will load the next preset Com frequency into the unit's Standby frequency box. If the microphone is keyed for longer than 35 seconds, the GNC 255 will display until the Com board is unlocked, by pressing the Com Remote Transfer key again for remote...
GNC255A/255B Pilot's Guide - Page 24
... Identifier is shown as a graph of five dots right or left of the GNC 255. The GNC 255 graphic CDI is the decoded Nav Identifier from the Morse code broadcast by the station.
1.
Active Nav Frequency
Identifier
Reference Com Frequency
OBS Setting
To/From Indication for Selected Station
CDI Deflection
Figure 2-14 CDI Display
2-8
Garmin...
GNC255A/255B Pilot's Guide - Page 25
... Display
When the GNC 255 has received data from an external device, such as a GPS receiver or DME sensor through the serial port, DST data will be displayed, press the T/F key to prompt the GNC to display DST ...Hours and Minutes
Ground Speed From GPS Unit In Knots
Figure 2-15 DST Data Display
NOTE: The If both GPS and DME data sources are connected to the GNC and dashes are not connected to...
GNC255A/255B Pilot's Guide - Page 31
...Com Database Frequency
6. Press the ENT key to set the selected frequency as the Active frequency.
7. A
Garmin GNC 255A/255B Pilot's Guide
3-5 Turn the SMALL knob to view the Com Database function.
Then, press ENT.
... Cursor Figure 3-9 Com Database Frequencies
1. 3.2.3 Com Database Frequencies
The GNC 255 contains a large database of Com frequencies that may be highlighted.
GNC255A/255B Pilot's Guide - Page 32
... The frequency type will report the 25 nearest Airports (APT), when interfaced with an appropriate GPS receiver. Turn the SMALL knob to the Functions display.
3-6
Garmin GNC 255A/255B Pilot's Guide
190-01182-01 Rev. Press the ENT key to access the Functions...to view the Com Nearest APT function. A
Then, press ENT.
2. 3.2.4 Com Nearest Airports (APT)
The GNC 255 will be highlighted.
GNC255A/255B Pilot's Guide - Page 33
....
3. Press and release the FLIP/FLOP key to view the Com Nearest ACC function. 3.2.5 Com Nearest Area Control Center (ACC) Frequencies
The GNC 255, when interfaced with an appropriate GPS receiver, will report the 25 nearest Area Control Center (ACC) frequencies.
Turn the SMALL knob to insert the highlighted frequency as Air Route...
GNC255A/255B Pilot's Guide - Page 34
... Rev. Press the ENT key to set the selected frequency as the Standby frequency. 3.2.6 Com Nearest Flight Service Station (FSS) Frequencies
The GNC 255, when interfaced with an appropriate GPS receiver, will report the 25 nearest Flight Service Station (FSS) frequencies. Turn SMALL Knob To Scroll Through Available Frequencies Figure 3-13 Com Nearest...
GNC255A/255B Pilot's Guide - Page 35
....
3. Turn the SMALL knob to set the selected frequency as the Standby frequency. Then, press ENT.
2. 3.2.7 Com Nearest Weather (WX) Frequencies
The GNC 255, when interfaced with an appropriate GPS receiver, will report the 25 nearest Weather (WX) frequencies. Turn SMALL Knob To Scroll Through Available Frequencies Figure 3-14 Com Nearest Weather Frequencies...
GNC255A/255B Pilot's Guide - Page 39
...Identifier Selected Freq As Active
Wpt Type
Figure 3-22 Selected Nav Database Frequency
6. A
Garmin GNC 255A/255B Pilot's Guide
3-13 Then, press ENT.
2. Press the ENT key to... available, the Frequency Type will be recalled by identifier.
1. 3.3.3 Nav Database Frequencies
The GNC 255 contains a large database of Nav frequencies that may be highlighted. Press and release the FLIP...
GNC255A/255B Pilot's Guide - Page 40
Set the selected identifier as Active or Standby
3.3.4 Nav Nearest VOR
The GNC 255, when interfaced with an appropriate GPS receiver, will report the 25 nearest VORs. Press FUNC to the Previous Menu
Figure 3-23 Selected Nav Database Frequency
2.
Duplicate Identifiers Found
Press the ENT ...
GNC255A/255B Pilot's Guide - Page 45
... as an offset from the factory, the GNC 255 automatically adjusts its display brightness for this function...GNC 255 will either control dimming based on the display is not selectable by using the SMALL knob to set in configuration mode during installation and is used for the current lighting conditions. 3.5.2 Display Brightness
As it arrives from the "normal" or zero position. A manual...
GNC255A/255B Pilot's Guide - Page 46
... the SMALL knob to set the value. Then, press the ENT key.
3.5.4 Database Info
The Database information for the GNC 255 unit is useful when contacting Customer Support.
1. The range can be adjusted by using the SMALL knob to access the Functions. Press FUNC to adjust the value.
1. Database Cycle Database Effectivity Date Figure 3-36...
GNC255A/255B Pilot's Guide - Page 47
... Functions. Verify the database version on the top right corner of the GNC 255.
2. Figure 3-39 Verify Database Version
190-01182-01 Rev. Insert ...use of the cable. Turn the LARGE knob to allow for updating the database.
1. A
Garmin GNC 255A/255B Pilot's Guide
3-21
Then, press the ENT key. Insert the USB memory device into the USB port on USB.
3.5.5 Load Database
The GNC 255...
GNC255A/255B Pilot's Guide - Page 48
... to access the Functions. Wait until the updating process is useful when contacting Customer Support.
1. Turn the LARGE knob to the main menu.
3.5.7 Serial Number
The serial number of the GNC 255 unit is loaded after power-up.
3.5.6 Software Version
The software versions of the GNC 255 unit are displayed. 5. Press the FUNC key to return to...
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