RPM Meter Calibration Mode and Test Output
These two parameters are for service test purposes performed exclusively by qualified
Brüel & Kjær service personnel. Users may view the output as read-only, for example, compar-
ing the current frequency read-out to the input signal frequency in calibration mode.
Press C to leave the advanced settings menu.
SLM Serial Number
1) Enter your sound level meter's serial number, using
Press OK to select a specific digit and move to the next digit place.
2) Continue this procedure until all relevant digits in the serial number are entered.
Press C to leave the advanced settings menu.
System Upgrade
The System Upgrade sub-menu is used only with system software upgrades received from
Brüel & Kjær. Accessing this sub-menu will interrupt processing by Type 3638's internal analyz-
er. You can then upload the new software following instructions, which should accompany the
upgrade package. After software upload, switch off Type 3638 using the Power switch on the
controller's front panel, then switch it on (
or
to select each individual digit.
) again to initialise the update.
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