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Diagram #4 (alternate wiring order)
ABC
Master Volume
BTS Control
Output Jack
 

EMG Neck Pickup 

(Upper 3-pin header)

EMG Bridge Pickup

(Lower 3-pin header)

RED WIRES 
FROM PICKUPS

MASTER

VOLUME

OUTPUT

BATTERY

NEG (-) BLACK

B118
ACTIVE BALANCE
CONTROL

9V+ POWER BUSS

NOTE REVERSED 
CONNECTOR!

Diagram #3 (preferred wiring order)
ABC Control
BTS Control
Master Volume
Output Jack
 

RED

RED

 NECK
PICKUP

BRIDGE
PICKUP

    ABC
CONTROL

   BTS
CONTROL

MASTER
VOLUME

OUTPUT
   JACK

BOTTOM

   VIEW

OUTPUT CABLE

T

R

S

-  9V  +

 NECK
PICKUP

BRIDGE
PICKUP

    ABC
CONTROL

    BTS
CONTROL

MASTER
VOLUME

OUTPUT
   JACK

RED WIRES 
FROM PICKUPS

EMG Active Neck Pickup 

(Upper 3-pin header)

EMG Active Bridge Pickup

(Lower 3-pin header)

MASTER

VOLUME

OUTPUT

BATTERY

NEG (-) BLACK

BATTERY

NEG (-) BLACK

B118

ACTIVE BALANCE

CONTROL

9V+ POWER BUSS

NOTE: 
REVERSED CONNECTOR

RED

RED

RED

BOTTOM

   VIEW

OUTPUT CABLE

T

R

S

-  9V  +

TREBLE

BASS

BASS

TREBLE

BTS System Page 3

Installation Instructions: 
EMG Model: BTS System

  

BTS
CONTROL

BTS
CONTROL

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