Furuno NX-700B Service Manual page 14

4. Can a message be received? If not, check the following points:
1) Is the power of +9 VDC applied to the antenna terminal of NX-7001?
2) Execute "[MENU] -> Service -> Test". If the result of the Rx Test is OK, the
problem is not with the Receiver unit.
3) If possible, replace the Antenna unit to FAX-5 type for checking. When a
message can be received by this, the problem is with the Antenna unit.
Apply the power +9 VDC to
antenna unit.
5. Check the program version. See page 6-6 for details.
Execute "[MENU] -> Initialize2 -> Serviceman Test".
Memory Test
Program No : 08501193-01.xx
Boot
ROM : OK
SRAM : OK
DRAM : OK
CPU RAM : OK
EEPROM : OK
Battery : OK (3.3V)
Hit any key.
6. Memory can be cleared by the following method. See page 7-15 for details.
- To clear user setting
- To clear all
- To clear received messages : [MENU] -> Initialize1 -> Delete All Msg
NX-7001
: 0850192-01.xx
: [MENU] -> Service -> Default Setting
: [MENU] -> Initialize1 -> All Clear
[MENU] -> Display -> User Display
-> Select Nav Data
Rx Test
Tx Test
ZCZC AZBB <- |T HIS IS AN I NTERNAL TES
T MESSAGE.<-|ABCDEFGHIJKLMNOPQRSTUV
WXYZ,0123456789 - ? * $ ! & # ( )
/ , ' = -? + -> | NNNN
Int'l Rx Data
ZCZC AZBB <- |T HIS IS AN I NTERNAL TES
T MESSAGE.<-|ABCDEFGHIJKLMNOPQRSTUV
WXYZ,0123456789 - ? * $ ! & # ( )
/ , ' = -? + -> | NNNN
Local Rx Data
ZCZC AZBB <- |T HIS IS AN I NTERNAL TES
T MESSAGE.<-|ABCDEFGHIJKLMNOPQRSTUV
WXYZ,0123456789 - ? * $ ! & # ( )
/ , ' = -? + -> | NNNN
Int'l Result : OK
Local Result : OK
Hit any key
Detailed program version
Note:
The program number displayed by
the setting of "[MENU] -> Service ->
Test" is the version in conformity with
the requirements for the type approval.
ii
Setting and Checking Guide
Rx Test OK?