K-Tech ET401A - Wiring Diagram and Shielding; Grounding the Telephone Line Shield

Page 6
Wiring Diagram
Connect
Telephone
Line shield to
true earth
ground at
one end
only!
TELEPHONE LINE
MICROPHONE
SPEAKER
Increase
VOL.
9
6
3
#*
1
4
7
2
5
8
0
BUT
LED
+
-
9.0 VDC IN
REMOTE
LED
2V 7mA
PHONE
LINE
R
T
REMOTE
BUTTON Dry
Contacts
12 - 30V
ONLINE
PROG
AUX
POWER
RINGS
5 -
7 -
9 -
K-Tech International Inc.
Part # PCB009 Rev D.
SERIAL #