Furuno NX-700B Service Manual page 13

1. The following two operations are included as special operations:
1) How to call up option menu (Initialize1 and Initialize2 menus).
Hold down both [+] and [-] keys of the DIM for over 5 seconds.
2) How to enter the Factory Test mode.
Turn on the power while holding down both [+] and [-] keys of the DIM.
2. Is the power turned on? If not, check the following points.
1) Check the fuse (2 A) on the RCV board of NX-7001.
2) Check that the power supply input is between +10.2 VDC to +31.2 VDC.
- If there is no problem in the checking above, replace the LCD Display unit or CPU
board (08P3225) in the LCD Display unit.
- If the printer of NX-700A cannot be turned on, replace the PWR board (08P3226) in
the Display unit.
3. Check that Nav data is inputted (refer to page 2-5). If not,
1) Check on wiring
2) Check on bit rate setting: [MENU] -> Service -> INS Input Speed
3) In case of NMEA Ver-1.5:
Check on setting of Sumless NMEA; [MENU] -> Initialize2 -> Sumless NMEA
Check of Nav data
Initialize1
Menu
Delete All Msgs
All Clear
NAVTEX
Dem Mode Off
System
System Test Results
Display
View Nav Data
Service
ZCZC Chaeck On
Initialize1
00 Msg Priority 00>B1>B2
View nav data ?
Initialize2
Old -> New
Print Order
Available Rcv Station List
Yes No
Adjust Rx Unit
Rx Test
[MENU] -> Initialize1 -> View Nav Data
Setting and Checking Guide
Menu
+
NAVTEX
System
DIM
Display
-
Service
Initialize1
Initialize2
NX-7001
VIEW NAV DATA
$GPZDA, 181052,25,08,2005,0
PGLL ,3444.974,N,13454.969
GLL ,3444.974,N,13454.969,E
[ENT] CLEAR [MENU] RETURN TO MENU
F401
(2A Fuse)
518
I L1
ALL MESSAGE
$G
SOG 11.2 kt
$GPR
[ ][ ] SCROLL
[MENU] MENU
[LIST] LIST MENU
i
Setting and Checking Guide
x MESSAGE
MAY 07 2005 00:00:18
45 40. 001' N
135 20. 123' E
COG 45.8
[ ][ ] CHANGE FREQ
[ENT] SHOW MESSAGE
[PRINT] PRINT MENU