S
H
E
A
R
S
H
E
A
R
CLINCH
ORIGIN
Copy Matrix, 2 columns 2 rows
X=6200 Y=4500
M646 / M646A V4.00
Pcb Mech
S
te
p
A
n
d
R
ep
ea
t -
X
2@
6.2
00
Y
2@
4.5
00
BlankSize - 12250x9550
SOCKET
TAB
SOCKET WITH DIRECTION
NORMAL
NORMAL LARGE
SOCKET UPSIDE DOWN
Place RTV points to fix leads on L2
RTV
RTV
Red
B
la
ck
B
la
ck
R
ed
Black
Yellow
Y
el
lo
w
Black
Tweeter
8R 40W 1"
Woofer
8R 100W 8"
YS#7329
INSIDE
WIRE
INSIDE
WIRE
INSIDE
WIRE
OUTSIDE
WIRE
OUTSIDE
WIRE
INSIDE
WIRE
PCBM: 1. Eyelets for L2 and BULB are
inserted on bottom side.
Production Notes:
OUTSIDE
WIRE
OUTSIDE
WIRE
WIRING: 3. Mount bulb on copper side
and point towards middle of board before
screwing board to dish.
WIRING: 4. Solder bulb to board and its
wire to eyelet.
PCBSA: 2. L2 goes on copper side and is
handsoldered after wave soldering to W3
and W4. BULB is done by WIRING.
RTV
RTV
V
T
R
RTV
RTV
RTV
RTV
RTV
V
T
R
V
T
R
RTV
RTV
RTV
TIP2
SLEEVE
TIP1
24 PIN BREAKAWAY LOCK .156
RTV
V
T
R
TIP2
SLEEVE
TIP1
RTV
1-
1-
2+
1+
2+
1+
2-
2-
N
L4
M
P
-1
S
P
E
A
K
O
N
4
C
V
T
R
V
T
R
INSIDE WIRE
O
U
T
S
ID
E
W
IR
E
IN
S
ID
E
W
IR
E
OUTSIDE WIRE
1
1
13
12
11
10
9
DESCRIPTION OF CHANGE
5
4
3
2
1
#
VER#
DATE
MODEL(S):-
8
7
6
D
D
D
V
V
V
V
V
D
D
N
N
N
N
N
D
D
V
V
NX 84 - 88
v 1.00
2.00
August 26th, 02
NOV 20, 2002
M646 / M646 A .PCB_DATABASE_HISTORY
MOLEX FROM 8 PIN TO 4 PIN
New PCB M646 / M646A
N
N
9-DEC-2003
3.00
13-JAN-2004 3.00
Removed routing from L4
PC#6655 Added Speakon connector
JAN-19-2005 4.00
PC#6756: FIXED CLEARANCE VIOLATIONS (GT)
MADE ECO'S TO CONVERT BETWEEN PDFS FOR NX88/84
.
.
5
2
#
6
3
4
1
DATE
MODEL(S):-
VER# DESCRIPTION OF CHANGE
D
D
V
V
N
N
D
D
D
D
V
V
V
V
N
N
N
N
M646/M646A DRILL HISTORY
NX84/NX88
F
U
N
C
T
IO
N
5012
4702
36
28
5932
4702
3781
3780
37
72
5931
36
41
36
47
560N
100V
15
.W
8R
2
12
R
10
.W
2U2
100V
12
R
10
.W
22AWG
430UH
220UH
22AWG
56
0U
H
A
W
G
10
0V
10
U
0R
36
1
In
du
ct
or
IR
O
N
10
00
U
H
6U8
100V
B
ay
on
et
B
ul
b
S
oc
ke
t
#1
14
1
B
u
lb
V
4.
00
W4
C4
X1
W3
J2
W
5
R1
M
64
6
/ M
64
6A
N
X
84
/
N
X
88
J1
R
2
X3
W1_
18AWG
BLK
J3
C1
R
3
W1
18AWG
BLK
L3
L1
L
2
C2
L4
LI
T
E
1
B
1
M646A
NX88
