Furuno GP-1640F, Operator'S Manual, Page: 89 / 108

12-7
12.7 Displaying Program
Number
1. Press the [MENU] key to open the main
menu.
2. Press the CONFIGURATION soft key to
show the configuration menu.
3. Press the SYSTEM MENU soft key to open
the system menu.
4. Press the SELF TEST soft key to open the
test menu.
5. Press the MEMORY, I/O TEST soft keys to
start the test. Test results and program
numbers. are shown as below.
PROGRAM: OK
No.14516130**
RETURN
TEST
SRAM: OK
DRAM: OK
PORT1: -- --
PORT2: -- --
INTERNAL
BATTERY: OK
GPS
RECEIVER: OK
No.48502370**
Program Number
Memory, I/O test results