Mackie Onyx 820i Quick Start Guide - Page 19

Block Diagram

Page 19 highlights

Quick Start Guide 19 Mono Mic Channels 1 (2) Line Mic L Hybrid Ch.3-4 R Stereo L Channels 5-6 (7-8) R L Aux Return 1 R L Aux Return 2 R Insert 48V Gain OL -20dBu Mute Line: -20 ~ +40dB Bypass Min to +10 dB Main L/R Alt 3/4 Mic: 0 ~ +60dB Low Cut 3-Band EQ LO MID HI Pan Normal HI-Z - 20 dB Pad - 20 dB Pad HPF 48V Gain 0 ~ +60dB Bypass Low Cut HPF Level +4dB -10dB FW Tap Pre Direct MOD1 (MOD3) MOD2 (MOD4) option FW Tap Pre Post 80 100~8K 12K FW FW OUT 1, 2 Level MOD6 (MOD8) option MOD5 (MOD7) 1 2 Aux Sends Solo 4-band EQ LO MID HI 80 400 2.5k 12k OL -20dBu Level LO MID HI 80 400 2.5k 12k FW OUT 3 FW FW OUT 4 FW Min to +10 dB MOD11 option MOD12 option MOD9 MOD10 Pan Mute Main L/R Alt 3/4 1 2 Aux Sends Solo Line FW (CH 7-8 only) 3-Band EQ LO MID HI OL -20dBu Level Pan Mute Main L/R Alt 3/4 FW IN 1 FW FW IN 2 FW Gain -20 ~ +20dB FW Tap Pre Direct 80 2.5K 12K LO MID HI 80 2.5K 12K CH 5 (7) FW CH 6 (8) FW Min to +10 dB MOD15 option (MOD19) MOD16 (MOD20) option MOD13 (MOD17) MOD14 (MOD18) 1 2 Aux Sends Solo Level to Main L/R to Aux1 Level Min to 0 dB Internal Talkback mic HPF Level Talkback Talkback to Phones Aux1-2 Talkback Assign NOTE: Switches are shown in the default (out) position NOTE: Modifications (marked MOD above) must be undertaken by authorized LOUD service centers only Main R L R L Main R/4 Alt L/3 Alt R/4 L/3 Aux 1 (pre) Aux 1 (pre) Aux 1 (post) Aux 1 (post) Aux 2 (pre) Aux 2 (pre) Aux 2 (post) Aux 2 (post) Solo(PFL) Solo(PFL) SoloLogic SoloLogic L Tape R L sum R sum Main level Min to +10 dB Alt L/3 sum CH 7 FW FW OUT 7 FW CH 8 FW FW OUT 8 FW ASSIGN TO FW 7-8 Alt R/4 sum Tape in L +10 dB R Solo sum C/R Source Alt3/4 CD/Tape RUDE SOLO LED Main FW FW FW IN 1, 2 C/R L C/R R Meter C/R duck solo logic Phones level Control Room level Min to +10 dB Bal L +4dBu Mic level Main output Bal R L Line R L/3 R/4 Alt 3-4 out Phones L R Control room outputs OFF CR to Main pre Aux 1 post Aux 2 pre post CH 5 FW CH 6 FW AUX SENDS 1-2 TO FW 5-6 FW FW OUT 5 FW OUT 6 FW Aux 1 level Aux 1 sum Min to +15 dB Aux 1 out Aux 2 sum Aux 2 level Min to +15 dB Aux 2 out Block Diagram

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Quick Start Guide
19
Block Diagram
solo logic
Control Room
level
Main level
Aux Return 2
L
R
Insert
HPF
Level
Pan
Solo
Aux
Sends
Level
Tape
L
R
L/3
R/4
Aux 1 out
Aux 2 out
Aux 1 level
Phones
Control room
outputs
L
R
L sum
R sum
Alt L/3 sum
Alt R/4 sum
Aux 1 sum
Aux 2 sum
Solo sum
Level
Aux Return 1
L
R
LO
MID
80
100~8K
12K
HI
Aux 1
Meter
Tape in
L
R
RUDE
SOLO
LED
Line
Bal
Talkback Assign
Alt3/4
CD/Tape
+10 dB
Main
C/R Source
3-Band EQ
Phones
level
L
R
Aux 1 (post)
Aux 2 (post)
Solo(PFL)
SoloLogic
Main
L/3
R/4
Alt
Aux 1 (pre)
Aux 2 (pre)
L
R
Aux 1 (post)
Aux 2 (post)
Solo(PFL)
SoloLogic
Main
L/3
R/4
Alt
Aux 1 (pre)
Aux 2 (pre)
Aux 2 level
Aux 2
Talkback to Phones
Aux1-2
Alt 3/4
Main L/R
to Aux1
to Main L/R
post
pre
post
pre
CR to Main
OFF
Talkback
NOTE: Modifications (marked MOD above) must be undertaken by authorized LOUD service centers only
NOTE: Switches are shown in the default (out) position
C/R
L
C/R
R
Alt 3-4 out
Main
output
48V
Mono
Channels
1 (2)
Mic
Line
Gain
Mic: 0 ~ +60dB
Line: -20 ~ +40dB
3-Band EQ
Internal
Talkback mic
Level
Stereo
Channels
5-6 (7-8)
L
R
FW
Line
(CH 7-8 only)
FW
OUT 1, 2
Hybrid
Ch.3-4
L
R
Mic
-20 ~ +20dB
Gain
0 ~ +60dB
Gain
4-band EQ
HI-Z
Normal
LO
80
400
2.5k
HI
MID
12k
LO
80
400
2.5k
HI
MID
12k
FW
Level
+4dB
-10dB
HPF
Low Cut
Bypass
Low Cut
Bypass
Post
FW Tap
Pre
HPF
LO
80
2.5K
12K
HI
MID
LO
80
2.5K
12K
HI
MID
Mute
1
2
48V
Level
Pan
Solo
Aux
Sends
Alt 3/4
Main L/R
OL
-20dBu
Mute
1
2
FW Tap
FW OUT 3
FW
FW OUT 4
FW
Pre
Direct
FW IN 1
FW
FW IN 2
FW
Level
Pan
Solo
Aux
Sends
Alt 3/4
Main L/R
Mute
1
2
OL
-20dBu
FW Tap
Pre
Direct
L
R
L
R
Bal
Mic level
+4dBu
C/R
duck
FW OUT 5
FW
FW OUT 6
FW
FW IN 1, 2
FW
FW
CH 5 (7) FW
CH 6 (8) FW
CH 5 FW
CH 6 FW
Min to +10 dB
Min to +10 dB
Min to +10 dB
Min to 0 dB
Min to +15 dB
Min to +15 dB
Min to +10 dB
Min to +10 dB
AUX SENDS 1-2
TO FW 5-6
FW OUT 7
FW
FW OUT 8
FW
CH 7 FW
CH 8 FW
ASSIGN TO
FW 7-8
OL
-20dBu
- 20 dB
Pad
- 20 dB
Pad
MOD1
(MOD3)
MOD2
(MOD4)
option
option
MOD6
(MOD8)
MOD5
(MOD7)
MOD9
MOD10
MOD11
MOD12
option
option
MOD13
(MOD17)
MOD14
(MOD18)
MOD15
(MOD19)
MOD16
(MOD20)
option
option