Krell Industries MASTER REFERENCE SUBWOOFER - Manual (Page 44)

(SECTION FOUR: Connections and Configurations continued)
38
Step IV. Match the High-pass and Low-pass Filter Levels
This section explains how, once the programmable electronic crossover has been
configured, to match the high-pass and low-pass filter levels using the Master
Reference Subwoofer’s built-in noise generator.
Step A describes muting the low-pass filter while adjusting the high-pass flter level.
Step B describes muting the high-pass filter while adjusting the low-pass filter level.
You can choose to match the high-pass to the low-pass or vice versa. Either is
correct. Make sure that the amplifier connected to the high-pass outputs is on and
in the operational mode.
A. Adjust the High-pass Filter
1. Press the menu key (37). The front panel display (4) shows MENU .
2. Use the up adjust key (43) to select NOISEGEN .
3. Press the enter key (38). The display shows NOISEOFF .
4. Press the up adjust key to select NOISE ON .
5. Press the enter key. After a two second delay, you will hear noise generator
output through both the Master Reference Subwoofer and your front speakers.
6. Use the up adjust key to select MUTE . The front panel display shows MUTE .
7. Press the enter key. The front panel display shows the current setting for mute.
8. Press the up adjust key to select LPF ONLY .
9. Press the enter key.
10. Press the menu key to exit the menu mode.
11. Press the mute key (34) on the remote control to mute the low-pass filter. You
hear noise only from the high-pass filter.
12. Press the section high key (36).
13. Press the level key (42).
14. Use the adjust keys to raise or lower the high-pass filter level so that it matches
that of the low-pass filter (sub).
15. Make sure you unmute the low-pass filter, after you have adjusted the
high-pass filter.