Updating The Firmware - Extron electronics Matrix 12800 Wideband video User Manual

Upgrades and Maintenance, cont'd
4.
5.
6.
C
7.
Updating the firmware
N If your system has primary and redundant controller cards, both cards must
N The ICs that contain the firmware for the matrix switcher also contain the
Replace the firmware as follows:
1.
2.
Figure 6-12 — PROM replacement
6-14 Matrix 12800 Switchers • Upgrades and Maintenance
Slide the card out of the cardcage.
Place the removed card on an anti-static surface or in an anti-static container.
If a replacement card is not being installed immediately, close the fan
assembly door and turn the left and right knurled knobs ¼-turn clockwise.
Ensure that you close and secure the fan assembly door when you have
finished this maintenance procedure. The Matrix 12800 may overheat
otherwise.
If a replacement card is not being installed immediately, close the front door.
have the same firmware revisions installed.
memory in which presets and audio levels are saved. When you replace the IC,
these settings are lost. You may want to record the presets and audio levels
before you replace the IC.
If the firmware is being replaced on an installed controller card, remove
the card, see "Removing the primary or redundant controller card" in this
chapter, placing the controller card on an anti-static mat.
Locate the PROM to be replaced, IC U1, U2, or U6 (figure 6-12).
Align notches.
Align notches.
U1
U6
U2