Garmin GHP 10 System Installationshandbuch PDF herunterladen (Seite 22)

22 GHP 10 Installation Instructions

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  

ECU voltage is low The ECU supply voltage

goes below 10 Vdc for

longer than 6 seconds.

• Alarm sounds

• Continues in

normal operation

Autopilot is not

receiving navigation

data. Autopilot placed

in heading hold.

The autopilot is no

longer receiving valid

navigation data.

This message will

also be shown if

navigation is stopped

on a chartplotter prior

to disengaging the

autopilot.

• Alarm sounds

• Autopilot

transitions to

heading hold

Connection with

autopilot lost

The GHC lost

connection with CCU.

N/A

Low GHC supply

voltage

The supply voltage

level is below the value

specied in the low

voltage alarm menu.

N/A

Error: ECU high

voltage

The ECU supply voltage

goes above a certain

threshold:

• 12v system: 20 volts

• 24v system: 36 volts

• Alarm sounds

• Drive unit is

disabled

• GHC 20 begins a

countdown timer

that automatically

powers off the

autopilot after 60

seconds

Error: ECU high

temperature

The ECU temperature

rises above 212°F

(100°C).

• Alarm sounds

• Drive unit is

disabled

• GHC 20 begins a

countdown timer

that automatically

powers off the

autopilot after 60

seconds

Error: ECU Drive

Circuit Overload. See

manual for tips on

reducing load.

The average ECU

current value rises

above 16 A.

• Alarm sounds

• Drive unit is

disabled

• Autopilot switches

to standby

Error: Lost

communication

between ECU and

CCU

Communication

between the CCU and

the ECU has timed out.

• Alarm sounds

• GHC 20 begins a

countdown timer

that automatically

powers off the

autopilot after 60

seconds

Lost GPS as a speed

source

GPS signal is lost.

• Occurs when GPS

is selected as the

speed source.

• Autopilot switches

to heading hold.

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