C776i Stairclimber
Page 9
Procedure 2.2 - Performing Keypad and Display Diagnostics
Procedure
Note: In order to perform this procedure the climber must remain in the “powered up” condition. It
is necessary to use the climber in order to keep the climber in the “powered up” condition, unless
the climber is equipped with an optional external power supply.
1. With the climber “powered up”, press keys RESET, 5, 1, 7, 6, 5, 7, 6, 1, sequentially.
The C776i diagnostic software cycles through the following tests:
• Display Test
• Keyboard Test
• Heart Rate Test
• Battery Test
• Step Test
• Brake Test
Procedure.
2. The message HARDWARE VALIDATION will be displayed for a few seconds.
3. The message DISPLAY TEST will be displayed followed by every LED on the display being
illuminated. Check each LED segment to ensure that all of the segments are illuminated.
Press the ENTER key to advance to the keyboard test.
4. The message KEYBOARD TEST will be displayed followed by a graphical representation of
each key position on the display housing. As each key on the display is pressed the key
representation is turned “off”, indicating that the key is functioning. Check each key in this
manner, including the numeric keyboard. Press and hold the ENTER key for 2 seconds to
advance to the heart rate test.
5. The message HEART RATE TEST will be displayed followed by the unfiltered (U), filtered
(F) and polar (P) heart rate readings if the heart rate option is installed in the C576i and a
chest strap transmitter or a test transmitter is being used. If the heart rate option is not
installed in the C576i, the message NO HEART RATE RECEIVER will be displayed instead
of the heart rate readings. Press the ENTER key to advance to the battery test.
6. The message BATTERY TEST will be displayed followed by the battery voltage. Press the
ENTER key to advance to the step test.
7. The message STEP TEST will be displayed followed by the pulse (power bit) reading and
the SPM (steps per minute) reading. Press the ENTER key to advance to the brake test.