Operator's Manual

2. MAINTENANCE, TROUBLESHOOTING
2-5
a) The first screen in the monitor test program sequence shows program no.,
results of ROM, RAM and I/O port (special test connector required,
otherwise
“- -“ appears), dimmer setting, and checks controls. The results of the
ROM and RAM check are shown as OK or NG (No Good). If NG appears
contact your dealer for advice. “CONT” indicates the number of times the
test has been executed consecutively.
b) After all devices and ports have been checked, the message “PUSH KEY”
appears, in reverse video. Press each key and arrows on the CursorPad
one by one. The pressed key or arrow’s name appears next to “KEY” if the
control is functioning normally.
c) After the controls have been checked (or there is no control pressed for a
few seconds), the LCD is checked. All LCD segments turn on for two
seconds and then go off for three seconds, and then the screen turns
black and then turns white.
d) The test is repeated.
4. To escape from the test, press the [MENU] key three times when PUSH
KEY is shown in reverse video.
2.4.2 Transponder test
The transponder test consists of two tests: memory test and internal GPS
receiver test.
Memory test
The memory can be checked for proper operation and the program number
displayed as follows:
1. Press the [MENU] key to open the main menu.
2. Use the CursorPad to choose DIAGNOSTIC and then press the [ENT] key.
3. Use the CursorPad to choose TRANSPONDER TEST and then press the
[ENT] key.
4. Use the CursorPad to choose MEMORY TEST and then press the [ENT]
key. The program no. is displayed and the ROM and RAM are checked.
The results of he ROM and RAM check are shown as OK or NG (No Good).
For any NG, contact your dealer for advice.
[MEMORY TEST]
PROGRAM NO.
2450018-xx.xx
MAIN ROM : OK
MAIN RAM : OK
SUB RAM : OK
xx.xx: Program Version No.
MEMORY TEST display
5. Press the [MENU] key several times to return to the DIAGNOSTIC
sub-menu.