User manual

Chapter 5: Monitoring and maintaining your SEC-HD Phason
46
The inside of the SEC-HD cover is where you connect the SEC-HD
Updater. The cover label must face the right when you plug the updater
into the socket.
To update the firmware using the “power on” method
1. Loosen the four screws in the SEC-HD enclosure and then gently
remove the cover. Make sure not to disconnect the ribbon cable.
2. Insert the SEC-HD Updater into the connector marked SAVER on
the inside top-left of the cover.
3. Press Program until
( 0 N f
displays and then press Select.
The display shows
17
, the first item in the Configuration menu.
4. Press Down until
28
displays and then press Select.
5. Press Up or Down to change the
no
to
yes
and then press Select.
The SEC-HD updates its firmware. During the update, the display
is blank and the control beeps.
When the update is complete, the display shows
----
for a
couple seconds and then shows the ambient temperature.
6. Remove the SEC-HD Updater.
7. Verify that the control functions properly.
8. Replace the cover and then tighten the four screws.
To update the firmware using the “power off” method
1. Loosen the four screws in the SEC-HD enclosure and then gently remove the cover. Make sure
not to disconnect the ribbon cable.
2. Insert the SEC-HD Updater into the connector marked SAVER on the inside top-left of the
cover.
3. Switch off the power to the SEC-HD for at least five seconds.
4. Switch on the power to the SEC-HD.
The SEC-HD updates its firmware. During the update, the display is blank and the control
beeps.
When the update is complete, the display shows
----
for a couple seconds and then shows the
ambient temperature.
5. Remove the SEC-HD Updater.
6. Verify that the control functions properly.
7. Replace the cover and then tighten the four screws.
(0Nf
28
* no