Mackie CFX20.mkII User Manual

CFX MKII SERIES
OWNER’S MANUAL
12, 16, AND 20-CHANNEL
MIC/LINE MIXERS
WITH DIGITAL EFFECTS
POWER
ON
TIP OUT TO EFFECTS DEVICE
RING RETURN FROM EFFECTS
STEREO
PLUG
FOR USE AS AN EFFECTS LOOP
(TIP = SEND, RING = RETURN)
DIRECT OUT WITH SIGNAL
INTERRUPTION TO MASTER
OPTIONAL USES FOR INSERTS
INSERT ALL THE WAY IN TO
THE "SECOND CLICK"
MONO PLUG
12 CHANNEL COMPACT INTEGRATED LIVE SOUND MIXER
CFX12
SERIAL NUMBER
MANUFACTURING DATE
WIDE BYPASS
100 100
REVERBS
DELAYS
CHORUS/FLANGE/PHASER
DAMPING
DEPTH
TIME
RATE
NORMAL
NORMAL
EFX
SM. ROOM
MD. PLATE
LG. PLATE
LG. HALL
GATED
REVERSE
CATHEDRAL
MD. HALL
SPRING
PHASER
DELAY 4
CHORUS
DELAY 3
DELAY 1
FLANGE
DELAY 2
1
3 - 4
1
- 2
CLIP
0dB
= 0dBu
LEFT RIGHT
MID
400Hz
MID
400Hz
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
600
1.5k150
8k100
12k
HI
MID
FREQ
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
MIC 1
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
MIC 2
MIC 3 MIC 4
MIC 5 MIC 6
MIC 7 MIC 8
ZERO
LEVEL
SET
TAPE LEVEL
OO
MAX
PHONES LEVEL
UTILITY OUT LEV EL
1
(EXT)
48v
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
RIGHT
LEFT
RIGHT
LEFT
RIGHT
LEFT
RIGHT
LEFT
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
3
- 4
1
- 2
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
SOLO
PFL
dB
30
20
10
OO
40
50
5
5
U
60
10
dB
30
20
10
OO
40
50
5
5
U
60
10
dB
30
20
10
OO
40
50
5
5
U
60
10
dB
30
20
10
OO
40
50
5
5
U
60
10
dB
30
20
10
OO
40
50
5
5
U
60
10
15–
15+
5
10
0
5
10
–15
+15
5
10
0
5
10
1
EFX
2
(INT)
EFX
1
(EXT)
POWER STATUS
RUDE
SOLO
BREAK SWITCH
(MUTES ALL CHANNELS)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
1
2
EFX
2
(INT)
EFX
1
(EXT)
PRE FADER
AUX
2 3 4 5 6 7 8 9/10
U
+15
OO
U
+15
OO
U
+15
OO
U
+15
OO
U
+20
OO
U
+20
OO
U
+10
OO
U
+15 OO
U
+15
OO
U
+15
OO
1
2
11/12
AUX
EFX
MASTER SEND
U
GAIN
+20-20
U
GAIN
+20-20
LOW LOW
22
10
7
4
2
0
2
4
7
10
20
30
STEREO
MAIN MIX
PHONES
FOOT
SWITCH
EFX
LAMP
12V 0.5A
MAIN OUT
L
R
11
LEFT
AUX SENDUTILITY OUT
SUB OUT
TAPE
INPUT
TAPE
OUTPUT
LL
R
1
2
1
2
L
LR
R
L
R
EFX SEND
STEREO EFX
RETURN
MAIN INSERT
(MONO) (MONO)
L
R
S
75Hz
SUB OUT
R
1
2
1
2
3
4
MAIN OUT
9
LEFT
RIGHT
10
RIGHT
12
EFX 1 RETURN
EFX
2
SEND
TO MAIN MIX
EFFECTS TO MONITOR
AUX
1 AUX 2
PHANTOM POWER
STEREO GRAPHIC EQ
1K50025063 125 16K2K 4K 8K
12k
HI
HI
MID
3k
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
U
+15
-15
12k
HI
HI
MID
3k
80Hz
LOW
EQ
U
+15
-15
U
+15
-15
U
+15
-15
U
+15
-15
CLIP
DIGITAL STEREO EFFECTS PROCESSOR
EFX 2 (INT) RETURN MASTERS
12 CHANNEL COM PACT INTEGR ATED LIVE SOUND MIXER
ASSIGN
1
MUTE
ASSIGN
2
MUTE
ASSIGN
3
MUTE
ASSIGN
4
MUTE
ASSIGN
5
MUTE
ASSIGN
6
MUTE
ASSIGN
7
MUTE
ASSIGN
8
MUTE
ASSIGN
9-10
MUTE
ASSIGN
11-12
MUTE
SUB SUB SUB SUB
1234
ASSIGN ASSIGN ASSIGN ASSIGN
STEREO
MAIN MIX
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB
GAIN
LOW CUT
100 Hz
ZERO
LEVEL
M
I
C
G
A
I
N
5
+50
U
-15dB +30dB

Mackie CFX20.mkII Specifications

General

Brand	Mackie
Model	CFX20.mkII
Category	Music Mixer
Language	English

Summary

Important Safety Instructions

Introduction to the CFX MKII Mixer

Mono Channel Features

Details features of 8, 12, or 16 mono channels, including gain, phantom power, and EQ.

Stereo Channel Features

Details features of 2 stereo line channels, including gain, EQ, and busing.

Master Section Overview

Lists comprehensive features of the master section, including faders, EQ, and effects.

About This Manual

Provides guidance on using the manual and locating serial numbers.

Quick Start Guide

Console Zeroing Procedure

Instructions for resetting all mixer controls to their default positions before starting.

Making Connections

Guides on connecting microphones, instruments, and output devices to the mixer.

Setting Input Levels

Procedure for setting channel gain levels using the ZERO LEVEL LED and faders.

Tweaking the Mix

Important Operational Notes

Essential tips regarding listening levels, amplifier connections, and shutdown procedures.

Applications Diagrams

Diagrams showing typical mixer setups for various live sound scenarios.

Patchbay Features

Microphone Inputs (XLR)

Details the balanced XLR microphone inputs, phantom power, and preamplifiers.

Line Inputs (TRS)

Explains the balanced/unbalanced TRS line inputs and their gain range.

Insert Jacks for Serial Effects

Describes how to use insert jacks for connecting external serial effects processors.

Effects: Serial vs. Parallel

Main Outputs (XLR & TRS)

Details the main stereo outputs for connecting to amplifiers or PA systems.

Subwoofer Output

Describes the mono-summed, filtered subwoofer output for bass frequencies.

Main Insert Jack

Explains the use of the main insert jack for serial processing of the main mix.

Utility Output

Subwoofer Outputs (TRS)

Explains the use of TRS sub outputs for amplifiers or multitrack recording.

Auxiliary Sends

Guides on using aux sends for stage monitors or parallel effects processing.

Effects Sends

Details the post-fader EFX sends for patching into external effects devices.

Stereo Effects Returns

Explains how to connect external parallel effects device outputs to the mixer.

Tape Input

Tape Output and Headphone Monitoring

Covers capturing main mix to tape and using the headphone output for monitoring.

Effects Foot Switch and Lamp Connector

Details connecting a foot switch for effects bypass and the optional lamp connector.

AC Power Input and Switch

Explains AC power connection and the operation of the power switch and status indicator.

Channel Strip Features

Phantom Power and Gain Control

Details phantom power for mics and how to set channel gain levels.

Zero Level LED and Low Cut Filter

Explains the Zero Level LED indicator and the 100 Hz low cut filter.

Auxiliary Send Controls

Details the AUX knobs for setting send levels to external monitors or effects.

Pre-Fader Aux Send Mode

EFX 1 External Send

Details the EFX 1 (EXT) send for feeding parallel effects devices.

EFX 2 Internal Send

Details the EFX 2 (INT) send, which also feeds the internal EMAC processor.

Channel Equalization (EQ)

Explains the HI, MID (with sweep), and LOW EQ controls for shaping channel tone.

Pan Control

Mute and Assign Controls

Explains the MUTE switch and ASSIGN switches for routing and silencing channels.

Channel Fader and Solo/PFL Function

Details the channel fader for level control and the Solo/PFL function for monitoring.

Master Section Features

Main Mix Fader and Meters

Explains the main stereo fader and the 12-segment LED meters for monitoring.

Rude Solo Indicator and Stereo Graphic EQ

Details the Rude Solo LED and the 9-band stereo graphic equalizer for overall mix shaping.

Tape Input Level Control

Break Switch and Headphone Level

Covers the break switch for intermissions and headphone level adjustment.

Utility Output and Sub Faders

Details utility output levels and the function of sub mix faders.

Left/Right Sub Assign

Guides on assigning sub mix signals to left/right paths for main mix routing.

Aux Master Send Control

EFX 1 Master Send and Return

Details EFX 1 master send control and the EFX 1 return for mixing wet signals.

EMAC Digital Stereo Effects Processor

Details the integrated 32-bit digital effects processor and its parameters.

EFX 2 Send and Main Mix Integration

Guides on sending signals to EMAC and mixing processed effects into the main mix.

Effects to Monitor Sends

Preset Select Dial

Details how to select from the 16 preset digital effects algorithms.

Reverb Effect Descriptions

Provides detailed descriptions of various reverb effects and their parameters.

Delay Effect Descriptions

Details the four available delay effects and their adjustable parameters.

Time/Rate Control

Damping/Depth and Wide Switch

Explains Damping/Depth for reverb/modulation and the Wide switch for stereo image.

Bypass Switch and Clip Indicator

Details the Bypass switch for effects and the Clip indicator LED.

General Precautions and Considerations

AC Power Distribution and Safety

Discusses AC power distribution, grounding, and outlet testing for safe operation.

Appendix A: Service Information

Provides troubleshooting tips, service contact information, and repair advice.

Troubleshooting Common Issues

Offers solutions for common problems like bad channels, outputs, and noise.

Appendix B: Technical Specifications

Mixer Section Performance Specs

Covers frequency response, distortion, noise, and crosstalk for the mixer section.

Input and Level Specifications

Details input gain ranges, maximum input levels, and output levels.

Phantom Power and EQ Specifications

Details phantom power voltage and equalization frequency/boost/cut ranges.

Maximum Voltage Gain

Output Impedance and Digital Effects Specs

Specifies output impedance and details digital effects resolution and presets.

Level Indicators and Meter Specifications

Details channel level LED sensitivity and VU meter segmentation.

Power Consumption, Disclaimer, and Warranty

Lists power consumption, disclaims specification changes, and outlines limited warranty.

Block Diagram