Simrad GC80 Manual de Instruções descarregar pdf (Página 13)

Simrad DR76, AR78, AR80, AR81 and AR83 Repeaters

8 20221487 / B

Setting the Display mode

SET

BAR

DIM

Active mode is selected by pressing the SET button and the DIM

BAR

button simultaneously.

The last digit in the heading display will now cycle between the

three display modes. Then selected mode is indicated, this mode

is activated by releasing both buttons.

2.5 Commissioning

Perform the following tests when commissioning the repeater:

1 Ensure that the mechanical installation and cable

connection has been completed according to the

description on previous pages

2 Connect the cable to the repeater. The repeater will

automatically sense which digital signal that is present

- The repeater will align itself to zero and then to the

transmitted gyro heading

3 Ensure that the lighting is set to a suitable level. Adjust if

necessary with the dimmer button

2.6 Fault finding

The DR76 is a sealed unit, and breakage of the security seal will

invalidate the warranty.

If trouble is encountered, make preliminary checks as described

below. If the problems remain unsolved, contact your nearest

Simrad dealer for assistance.

Symptom Probable fault Remedy

The repeater does not

operate.

No power or incorrect power

connection.

Check incoming power

supply.

The repeater aligns itself

to zero and does not

respond to heading

input.

The digital signal to the repeater is

either not present, or the sentence

being sent is incorrect or has wrong

polarity.

Switch the unit off and on

again.

Lighting not visible Damage to internal LED, or

damage to internal PCB.

Return to Simrad dealer for

service.

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