Bell System Practices AT&T Plant Series Identification, Installation, Connections, And Maintenance page 8

b
i
.
SECTION 501-410-101
40106 NETWORK
PIA
(BL-W)
(EL–W) :
P4
RINGER
...
NOTES: '"
(BL) (s)
(S -R)
*
* *
lBK)
1. MOUNTING AND HANDSET CORDS ARE
NOT FURNISHED WITH TEL SETS AND
MuST BE OROEREO SEPARATELY
2 IF ONLY "A" LEAD CONTROL 1S
REWIRED USE A 04BJ MOUNTING
CORD. IF "A" LEAD PLUS SPEAKER-
PHONE IS REQUIRED uSE A
DIDR MOUNTING CORD.
3 LEAVE (S) LINE SWITCH LEAD
TERMINATED AT L2 WHEN D4BJ
MOUNTING CORD IS USED.
* INSULATED AND STORED.
Fig. 5—F-56659
and F-56660 Telephone
Set, Wired For 1Al or 1A2 KTS and 3-Type Speakerphone
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