System information

10
Z1
~
1
2
3
8
9
10
11
ID
S1N1
N3
+
S3
N2
+
S2
W1E1
U3
+
D3
U2
+
D2
D1
U1
E2
+
W2
E3
+
W3
~
7
12
13
14
15
16
6
5
4
X1 Y1
X2+Y2
(X2)
X3 +Y3
(Y2)
AU2
+
AD2
AU3
+
AD3
4
4
.
.
3
3
A
A
l
l
p
p
h
h
a
a
3
3
0
0
0
0
0
0
D
D
M
M
o
o
d
d
e
e
l
l
s
s
I
I
n
n
t
t
e
e
r
r
n
n
a
a
l
l
A
A
s
s
s
s
e
e
m
m
b
b
l
l
y
y
(Alpha 3000D Models Receiver Internal View)
1. Antenna Seat 9. Bottom Relay Board
2. Receiving RF Module 10. Power Transformer
3. Decoder Module 11. Input Voltage Selector Seat
4. Decoder Module Power Display 12. Contact Relay LED Display
5. Receiver Status LED Display* 13. Terminal Block
6. SQ Status LED Display* 14. Power Fuses (1.0A)
7. Power (AC) LED Display 15. AC Power Input
8. Upper Relay Board 16. MAIN Contact Relay
* Please refer to page 27 for Receiver and SQ display information