McIntosh C2600, Owner'S Manual

24

The Meters are calibrated in dB (decibels) and respond 

to all the peaks contained in the musical information. 

A meter reading of 0dB indicates the C2600 is deliv-

ering its rated output.

Passthru

The C2600 will automatically turn On and switch to 

the previously setup Passthru Input when the McIn

-

tosh A/V Processor or Multichannel Surround Decod

-

er is turned-on. The Audio Preamplifier Front Panel 

Alphanumeric Display will indicate “PASSTHRU”. 

Refer to figure 92.

The C2600 OUTPUT 1 and 2 Front Panel Push-but-

tons are active when in the Passthru Mode. The other 

Front Panel Controls and Push-buttons are deactivated 

as long as the Passthru Mode is active.

Headphones Jack

Connect a pair of dynamic headphones to the Head-

phones Jack with a 1/4” (0.635cm) stereo phone type 

plug for private listening. The default setting is for all 

of the Power Amplifier Output Connections (Main, 1, 

2. Activate the HXD Feature by rotating the VOL

-

UME/ADJUST Control or press the LEVEL UP / 

DOWN Push-buttons so “HEADPHONES HXD,  

On” is indicated on the Front Panel Information 

Display. Refer to figure 89.

After approximately 8 seconds the Alphanumeric 

Display returns to indicate the Source Selection and 

Volume Level.

Mute

Press the MUTE Push-button, on the C2600 Front 

Panel or on the Remote Control, to Mute the Audio 

in all outputs (Main, Output 1, Output 2 and Head

-

phones) except the FIXED OUTPUT. The Front Panel 

Information Display will indicate the Source Name 

and the word MUTE in place of the actual volume set

-

ting. Refer to figure 90.

Pressing the Mute Push-button a second time or 

adjusting the volume control (either the Front Panel or 

Remote Control) will unmute the C2600.

Tone Controls

Press the Front Panel TONE Push-button to activate 

the C2600 TREBLE and BASS Tone Control Cir

-

cuitry for the currently selected Input Source. The 

LED above the TONE Push-button will illuminate. To 

bypass the TONE CONTROL CIRCUITRY for the 

currently selected Input Source press the TONE Push-

How to Operate the C2600, con’t

button. The LED above the TONE Push-button will 

extinguish.

Refer to figure 60, on page 22 . The C2600 remem-

bers for each selected Input whether the Tone Control 

Circuitry is active or bypassed.

Note. The audio signal present at the FIXED OUT 

Jacks is unaffected by the TONE Circuitry.

Output 1 and 2

Press the Front Panel OUTPUT 1 or OUTPUT 2 

Push-button or use the Remote Control and press the 

SETUP/BLUE Push-button followed by the OUTPUT 

1 or OUTPUT 2 Push-button, to send audio to sepa-

rate Power Amplifiers connected to the rear panel 

OUTPUT 1 or 2 Jacks. It also activates the POWER 

CONTROL TRIGger 1 or 2 Jacks on the rear panel 

of the C2600. To stop the Audio and Power Control 

Signals from going to the separate Power Amplifiers, 

press the same Push-button(s) a second time.

Trim

Momentarily press the Front Panel INPUT Control to 

activate the C2600 Trim Functions. Rotate the INPUT 

Control to select the desired Trim Function and then 

use the VOLUME (adjust) Control to change the Trim 

setting. Refer to figure 60 on page 22. The Remote 

Control TRIM and LEVEL UP / DOWN Push-buttons 

may also be used. Approximately 8 seconds after Trim 

Function Selection and/or adjustments have stopped, 

the C2600 will switch the Trim Mode Off.

Output Meters

The C2600 Output Meters indicate the Output Level 

in Decibels (dB) available at the MAIN, OUTPUT 1 

and 2 Connectors/Jacks to drive Power Amplifiers. 

Refer to figure 91.

Figure 90

  INPUT: BAL 1

       MUTE

Figure 91

Figure 92

      PASSTHRU

Figure 89

   HEADPHONES HXD

         On