KGP-920
Chapter 10
Maintenance and Trouble shooting
0093121662-08
10-3
10.2.3 Error message
(An error message may appear when you power on)
BACKUP ERROR
The backup data saved at RAM is faulty.
ROM CHANGED
A checksum differs from the backed-up value.
ROM ERROR
Communication between CPU and ROM is faulty.
RAM ERROR
Communication between CPU and RAM is faulty.
BATTERY LOW
A voltage of back-up battery is low.
BEACON ERROR
Communication between CPU and internal beacon receiver is faulty.
(An error message under operation)
There are some, which are described below in the error message under operation.
The latitude / longitude, and time in this message are a thing when an error occurs.
Error message display area
• Call for service.
• The
ROM CHANGED
message appears when ROM has
been replaced. In this case, turn the power off, and then
restart again.
GPS NO FIX
35
o
37.893N
141
o
05.719E
01.16.04 06:01:16
1. GPS NO FIX
This message is that it became impossible to receive a
GPS signal, and when the positioning of it becomes
impossible, it appears.
Please check whether the connector of an antenna cable
has separated, or the cable is not disconnected.
A buzzer will become quiet if a key is pressed
GPS ERROR
35
o
37.893N
141
o
05.719E
01.16.04 06:01:16
2. GPS ERROR
This message appears, when the data output from an
internal GPS sensor becomes poor.
Please check an internal connecting cable.
A buzzer will become quiet if a key is pressed
HDOP ERROR
35
o
37.893N
141
o
05.719E
01.16.04 06:01:16
3. HDOP ERROR
This message appears, when a HDOP value exceeds 4.
A buzzer will become quiet if a key is pressed
.
DGPS ERROR
CHECK MENU 4-5
STATION HEALTH
4. DGPS ERROR
When the transmitting station is not working or the
monitor of this message is not carried out, it appears.
Check the station health of menu 4-5.
