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Cover gasket
Shield gasket(1)
Shield gasket (2)
Figure 4-11 Gaskets
Checking the DGPS installation
1. Press the [MENU] key.
2. Press the software key labeled "CONFIGURATION".
3. Press the software key labeled "SYSTEM MENU".
4. Press the software key labeled "SELF TEST".
5. Press the software key labeled "MEMORY•I/O TEST" to display
the following message.
PRPGRAM:OK
NO.14518010XX
RETURN
TEST
SRAM:OK
DRAM:OK
PORT1:OK*
PORT2:OK*
INTERNAL
BATTERY: OK
GPS
RECEIVER:OK
NO.48502060XX
BEACON
RECEIVER:OK
NO.0850182-0XX
NO.
*Special connections are required to check these ports.
Otherwise, NG appears.
Figure 4-12 Memory, I/O Test Display
6. Confirm that "BEACON RECEIVER: OK" is displayed.
7. Press the software key labeled "RETURN".
8. Press the [PLOT] key to return the plotter display.