Basic HTML Version
Sound Board
A-16917 -50039
P1 34-pin Ribbon Cable data to/from J601; J903; J202
1
0
"001
1
J3
5
J4-1 Gray-Green 18VAC from xfrmr secondary
J4-2 Gray-Green 18VAC loop from J4-1
J4-3 Key
J4-4 Gray 18VAC from xfrmr secondary
J4-5 Gray 18VAC loop from J4-4
J4-6 Gray-White 18VAC from xfrmr secondary
J4-7 Gray-White loop from J4-6
J1-1 Black-Yellow signal to cabinet speaker
J1·2 Not Used
J1-3 Key
J1-4 Black ground
J2-1 Black-Yellow signal to display panel speakers
J2-2 Key
J2-3 Not Used
J2-4 Black ground
J3-1 Gray +5V from J 114-4; J904-1; J210-4
J3-2 Key
J3-3 Gray +5V from J 114-3; J21 0-5
J3-4 Black ground from J 114-7; J904-4; J210-1
J3-5 Black ground from J114-5; J904-5; J210-3
Speaker Wiring Diagram
r------l,------l
:
~
: 1m
Jl
:
I
~
J
II
L
_gABI~EI___
J
1
1
1
SOUND
1
1---------1
1
BOARD
1
I I
I
I I
I
I
I
I
I
I
I
I
I
I
I
LSPEAKER_PAN~L
_j
J2
L
J
3-30