TROUBLESHOOTING

 

PROBLEM

PROBABLE CAUSE

SOLUTION

 

 

 

 

 

 

No front panel display or light.

(A) Power connection.

(A) Check power supply cables.

 

 

(B) Defective AC ADAPTER unit.

(B) Check AC ADAPTER.

 

 

(C) Batteries are discharged or not

(C) Check/install batteries for

 

 

installed for portable operation, no

portable operation.

 

 

AC power.

 

 

 

 

 

 

 

No signals heard when antenna is

(A) Incorrect antenna input

(A) Select correct antenna input.

 

connected or sensitivity is low.

selected.

 

 

 

 

(B) 'ATTENUATOR' enabled.

(B) Turn off 'ATTENUATOR'.

 

 

 

 

 

 

 

 

S meter indication but no sound

(A) Improper mode selected.

(A) Check mode selection.

 

heard.

(B) External speaker connected but

(B) Check external speaker.

 

 

defective.

 

 

 

 

 

 

 

 

No front panel operation such as

(A) Lock enabled.

(A) Press

and hold for 3

 

tuning, frequency entry, etc.

 

seconds to unlock front panel.

 

 

 

 

 

 

 

 

 

Timer does not operate.

(A) Clock(s) not set.

(A) Set clock(s).

 

 

(B) Timer not properly set.

 

 

(B) Set clock(s) and program timer

 

 

 

 

 

 

ON/OFF times.

 

 

 

(C) Alternate clock selected.

(C) Check that last displayed clock

 

 

 

is the desired one for timer event.

 

 

 

 

 

 

SUGGESTED REFERENCES

(1) Passport to World Band Radio

(4) The ARRL Handbook

Published by:

Published by:

International Broadcasting Services, Ltd.

The American Radio Relay League

P. 0. Box 300

225 Main Street

Penn's Park, Pennsylvania 18943

Newington, CT USA 06111

 

Copyright c 1989 by The American Radio Relay League

(2) World Radio TV Handbook

Library of Congress Catalog Card Number: 41-3345 Published by:

Billboard Publications Inc.

 

1515 Broadway New York, NY 10036

 

(3)The ARRL Antenna Book Published by:

The American Radio Relay League 225 Main Street

Newington, CT USA 06111

Copyright c 1988 by The American Radio Relay League Library of Congress Catalog Card Number: 55-8966

30

Page 28
Image 28
Grundig 800 manual Problem Probable Cause Solution, Suggested References

800 specifications

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