JBL MTC-SBT300 Installation Instructions Download Page 1

         

 

   

MTC-SBT300 

Installation Instructions 

 

Remove screws from back plate of Control 

SB2210 cabinet.  Keep all parts for re-

assembly. 

Remove back plate from enclosure 

Place back plate on

 flat

 surface face down 

WIRE LABELLING IN DIAGRAMS 

 
ORIGINAL WIRES

 (Being Removed) 

A – RED 
B - BLACK 

TRANSFORMER SECONDARY

 (Output to Speakers) 

C – YELLOW 

“+” Output 

D – GREEN

“-” Output 

TRANSFORMER PRIMARY

 (From Input Terminals) 

E – BLACK 

Common 

F – RED    

Use for 300W@70V, N/C@100V 

G – BLUE   

Use for 150W@70V, 300W@100V 

H – YELLOW 

Use for 75W@70V, 150W@100V 

I – ORANGE 

Use for 37W@70V, 75W@100V 

MULTI-CABLE TO SPEAKER DRIVERS 

J – GREEN 
K – WHITE 
L – RED 
M - BLACK 

 

Summary of Contents for MTC-SBT300

Page 1: ... 1 2 3 WIRE LABELLING IN DIAGRAMS ORIGINAL WIRES Being Removed A RED B BLACK TRANSFORMER SECONDARY Output to Speakers C YELLOW Output D GREEN Output TRANSFORMER PRIMARY From Input Terminals E BLACK Common F RED Use for 300W 70V N C 100V G BLUE Use for 150W 70V 300W 100V H YELLOW Use for 75W 70V 150W 100V I ORANGE Use for 37W 70V 75W 100V MULTI CABLE TO SPEAKER DRIVERS J GREEN K WHITE L RED M BLACK...

Page 2: ...nt transformer on posts attach with included star washers and nuts and tighten Remove black wire B from input PC board as shown in above drawing Connect black wire E common from transformer to the open former location of black wire B as in above drawing 4 5 6 7 ...

Page 3: ...ows red wire F connected to input PC board which is the 300W tap for 70V use Unplug connector attached to the end of the red wire A and black wire B from the PC board and set aside This cable connection is no longer needed for use with the transformer Attach yellow wire D and green wire C to the now open former location of the connector from the red wire A and black wire B This is the location for...

Page 4: ...ate firmly with original screws IS MTCSBT300 03 2016 JBL Professional 8500 Balboa Blvd Northridge CA 91329 U S A 12 13 14 WIRE LABELLING IN DIAGRAMS ORIGINAL WIRES Being Removed A RED B BLACK TRANSFORMER SECONDARY Output to Speakers C GREEN Output D YELLOW Output TRANSFORMER PRIMARY From Input Terminals E BLACK Common F BLUE Use for 300W 70V N C 100V G RED Use for 150W 70V 300W 100V H YELLOW Use f...

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