Nautilus EV916 Assembly Manual page 51

CONSOLE CODES
Machine run time in hours since last cleared
(used for maintenance)
Display the machine run time since last
cleared. The console will display "MAINT
HOURS #####". This will provide the number
of hours between service or maintenance calls.
The machine run time is reset to zero in the
following Diagnostics section.
3. To exit "MACHINE STATUS", press the
[CLEAR] key.
Diagnostic Codes
Diagnostic codes are used to test various
components of the machine such as the display,
keyboard, serial port, alternator, and tachometer,
as well as viewing the error log information and
resetting the time between service or maintenance
calls. To run diagnostics and view diagnostic
information:
1. Press [Level: UP], [6], [ENTER]. The console
will display "DIAGNOSTICS"
2. Press [Level: UP] or [Level: DOWN] to scan
through the choices. Select the option you
want to view by pressing [ENTER].
The diagnostic options are as follows:
Test display
To test the LCD display, press [ENTER] when
the message, "DISPLAY TEST" is displayed.
The console screen alternates turning on all
LCD segments and a representative program
screen. Verify that all LCD segments turn on.
Test keyboard
To test all the keys on the keyboard, press
[ENTER] when the message, "KEY TEST" is
displayed. Then, press any key on the keyboard
and that key's name will be displayed in the text
line. Press [CLEAR] as the last key to exit this
test.
Test serial port
To test the serial port, press [ENTER] when the
message, "SERIAL TESTS" is displayed. This
test performs a serial loop back test. Select the
CSAFE RS-232 selection. You will need a loop-
back test cable (PN 040051-001) inserted into
the appropriate connector port to successfully
run this test. Console will display either "PASS"
or "FAIL".
Test alternator
To test the machine's alternator, press [ENTER]
when the message, "ALT TEST" is displayed.
This test verifi es the alternator fi eld routines
through the console. Position yourself on the
machine and press [LEVEL: UP] for "fi eld on".
After exercising briefl y you should
build up resistance. For "fi eld off", press
[LEVEL: DWN].
Test tach response
To test the machine's tachometer, press
[ENTER] when the message, "TACH TEST" is
displayed. Start exercising on the machine.
The console should regulate the alternator
resistance based on the tach signal to maintain
approximately 2,000 RPMs while you are
exercising. If not, there is a possible problem in
the AC tap or fi eld circuit. Check the alternator,
the AC tap wire, the fi eld wire, the diode, the
terminal posts, and the main cable.
3. To exit "DIAGNOSTICS", press the [CLEAR] key.
4. To review the error log and reset the service
timer, press [Level: UP], [7], [ENTER]. The
console will display "DIAGNOSTICS2". Press
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