ISS 3, SECTION 502-303-101
INS
I
OE
WIRE
t
LINE
TERMINAL
BOARD
STA GRD
{NOTE
Sill
TCH
(NOTE
2)
TO
DIAL
LIGHT
TRNSF
NOTES:
(Y)
(BK)
(Bl)
(0)
(BK)
(G)
F
(G)
TIP
Ll
soon
STRAP
{NOTE
3)
MESSAGE
WAIT lNG
����
E
4)
(Y]
G
•. •.
'
•
•
,',.',.i
0
.....
,
,
,
,
,,
,,
(BK)
.
•
''if
,,,,,,
.•
'.'
... , ••.•.
·.·,
•..
.••.
,,·
� .
1.
STATION GROUND MAY BE OMITTED
!r
NOT REQUIRED F'OR
SERVICE;
NOT REQUIRED FOR PROTECT
I
ON OF Dl AL L1 GHT TRANSFOR�ER.
4.
L
A
M
P AND R£5 IS TOR ARE PART
OF"
HSAO HANDSET
CORD ONLY
(MESSAGE
WAITING FEATURE).
2.
LINE SWITCH OFF-HOOK SEQUENCE:
(Y] LEAD IS NOT TERMINATED IN
SET
PLUG.
be
CLOSES
ab
OPENS
de
CLOSES
j
k
CLOSES
3.
DISCONNECT (BL) LEAD FROM T!:RMINAL B WHEN HSAA HANDSET CORD
IS USED AND TIP PARTY IDENTIFYING GROUND IS NOT PROVIDED,
INSULATE AND STORE.
5.
SET \/IRED FOR INDIVIDUAL OR BRIDGED RINGING,
FOR All OTHER CLASSES OF SERVICE REFER TO
RINGER CONNECT
I
ON TABLE.
*
I NSULATEO AND STORED
t
WHEN USED WITH KTS{Y)INSIDE WIRE LEAD BECOMES
"AI" LEAD AND {BK)INSIDE WIRE LEAD BECOMES "A" LEAD.
SEE TABLES E AND F FOR ADDITIONAL CONNECTIONS.
Fig. 18-AC1 Telephone Base Wiring Diagram (Early Model)
Page 1 1
S02-303-101-i03_1972-09-ll.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Jan 31,2012
22:01:32
