Bell System Practices 1220A, Справочник

Страница: 17 / 18

TABLE E
CONVERSION FOR 1A1, 1A2, AND 6A KTS
WITHOUT DIAL LIGHT USING INSIDE WIRE
AND D 4 BW-29 MOUNTING CORD
(SEE READ IN 1.01)
TERMINAL BOARD
WIRE OR LEAD COLOR
REMOVE CONNECT
FROM
TO
BR c
A L2
Line
y
L2
Switch
BL 1
•
Inside Wire
R
L2
c
or Mtg Cord
Strap from A BK L2
c
*
Insulate and store.
Caution: Do not store spade tipped leads under terminal
board mounting screws.
TABLE F
CONVERSION FOR 1A1, 1A2, AND 6A KTS,
WITH DIAL LIGHT, USING INSIDE WIRE
AND D5AL OR D5AN MOUNTING CORD
(SEE READ IN 1.01)
TERMINAL BOARD
WIRE OR LEAD
COLOR
REMOVE CONNECT
FROM
TO
BR
c
Line
s
A L2
Switch
L2 G
Mtg Cord
R
L2
c
Jack Lead
Strap from A BK L2
c
ISS
3,
SECTION
502-303-101
TABLE G
CONNECTIONS FOR MESSAGE WAITING LAMP
AND DIAL LIGHT FEATURES (1A1, 1A2,
AND 6A KTS), SEE NOTES
(SEE READ IN 1.01)
TERMINAL BOARD
WIRE OR LEAD COLOR
REMOVE
CONNECT
FROM TO
Inside Wire
G L1
c
or Mtg Cord
R L2 L1
Jack Leads
F c
Handset Cord
W[Y] B L1
Jack Leads
R
c
F
BR
c
1
Line Switch
y
L2
s A
•
Ringer
BK L1 c
Strap From A
BK L2 L1
Notes:
1. Install D5AL or D5AN mounting cord.
2. Install H5AD handset cord.
*
Insulate and store.
[]
Early bases (Fig. 18 and 20).
Caution: Do not store spade tipped leads under terminal
board mounting screws.
TABLE H
CONNECTIONS FOR MESSAGE WAITING LAMP AND
DIAL LIGHT FEATURES NONKEY SYSTEM­
USE, SEE NOTES (SEE READ IN 1.01)
TERMINAL BOARD
WIRE OR
COLOR
LEAD
REMOVE
FROM
Handset G
F
Cord Jack W[Y] B
Leads
NOTES.
1. Install D4BW-29 mounting cord.
2. Install H5AD handset cord.
[ ]
Early bases (Fig. 18 and 20)
CONNECT
TO
Ll
L2
Page
17
SSP S02-303-101·i03_1972-09-17.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Jan 31, 2012 22:04:03