Rane AC 23B (1998 version) - Manual (Page 6)

Manual-6
FRONT PANEL: MONO 4-WAY AND 5-WAY CONFIGURATION
Observe the labels screened below the controls for Mono operation.
ቢ POWER switch: Two guesses.
ባ POWER indicator: When this yellow LED is lit, the unit is ready to operate.
ቤ MASTER LEVEL control: Sets the overall Level of the entire unit in Mono mode, without changing relative settings of
the individual Sub/Low/Mid/High Outputs. Unity gain for all Level controls is “7”.
ብ SUBWOOFER LEVEL control: Sets the Level of signal going to the Sub Output. See page Manual-15.
ቦ SUBWOOFER MUTE switch: Removes all signal from the Sub Output when pressed to the in position. This eases the
system tune-up procedure, as described on pages Manual-11-16.
ቧ SUBWOOFER DELAY control: In Subwoofer applications this control has virtually no effect and will normally be set to
minimum (MIN). Refer to page Manual-10.
ቨ SUB/LOW crossover frequency selector: This 41-detent selector sets the crossover frequency between the Subwoofer and
Low Outputs. Refer to page Manual-10 to determine the proper setting for your system.
ቩ LOW LEVEL control: Sets the Level going to the Low frequency Output.
ቪ LOW MUTE switch: Removes all signal from the Low Output when pressed in.
ቫ LOW DELAY control: Adds from 0 to 2 ms of time Delay to the Low Frequency Output only. Refer to page Manual-10
for alignment procedure.
ቭ LOW/MID crossover frequency selector: Sets the crossover frequency between the Low and Mid frequency Outputs.
ቮ MID LEVEL control: Sets the Level of signal going to the Mid Output only.
ቯ MID MUTE switch: Removes all signal from the Mid Output when pressed in.
ተ MID DELAY control: Adds from 0 to 2 ms of time Delay to the Mid frequency Output only.
ቱ MID/HI MID crossover frequency selector: Sets the crossover frequency between the Mid and Hi Mid Outputs.
* NOTE: Both the CHANNEL 1 HIGH LEVEL control and CHANNEL 2 MASTER LEVEL control are automatically bypassed
when the AC 23B is switched to "MONO" on the back panel. Adjusting these controls has no effect in the Mono mode.
ቲ Hl MID LEVEL control: This controls the Level of signal going to the Hi Mid Output only in 5-Way Mode. **NOTE TO