AT&T Call-a-matlc 2671B1M Identification, Assembly, Connections, Operation, And Maintenance page 3

e Faceplate , 2 50A1-* , 2 50B1-* , 2 50C1-* , or
2 50 Dl-*
e Housing Assembly , 3A-* (includes P-86K6-*
faceplate)
(b)
Replaceable Components
e Dial , 3 5S3A
e Dial , 51B
eKey , 63 5A2 , or .63 5A 5. (see appropriate
section in Division 512 for components)
e•P-23F 503 Collar (63 5A 5 key)•
eP-88E166 Collar (63 5A2 key)
eAll items listed as modular
eStrip , Designation , E- 5 2 53 (63 5A2 key)
••Strip , Designation , E- 5 837 (63 5A 5 key)•
eP-86K6' Faceplate ( 51B dial faceplate)
*
Add color or coordinated color suffix .
(c) Optional Components (order separately)
eKS-2016612 (1B2 numerical)
eKS-2016613 (1B1 or 1B2 blank)
eKS-201661 5 (1B1 numerical)
e Buzzer , KS-810912
•• Buzzer , KS-2041911•
eP-90 D012 Guard Assembly (polarity guard)
e Diode , KS-1 572411 (station busy lamp)
eTransmitter , 674B (internal) or
P-90 D234 Relay Assembly (external)
e1oudspeaker , 760A-
e Unit , Control , 5 5 B or modified 5 5 A
eTransformer , 2012 B
SSP S03-550-101-i03_1970-12-03.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Apr 29,2012 21:36:31
}
Strip
Designation
}
•
Speaker
phone
eTransmitter , 666 B (external)
(d)
Associated Items
e Unit , Power , 39A (order separately-one per
CA1L-A-MAT IC telephone set required)
••Subscriber Instruction Booklet , SI B-243 5•
(packaged with set)
Design Features
eSix service configurations by addition of
modular and optional items to 2671 B 1M
telephone set (Table A) .
eChoice of cartridges with capacity of 2 50
numbers (1B1) or 500 numbers (1B2)
eRemovable faceplate for handwritten entries
on directory tape .
eCartridge removable for typewritten entries
on tape .
einterlock s w itch disconnects p o w e r to
directory tape drive motor on 51B dial when
faceplate is removed .
eAutomatic reset after approximately 9-second
delay in dialing or recording action .
eOperating instructions imprinted on beginning
of tape and on decal near dialer control
buttons .
eReplaceable directory selector designation
strips .
eAll pickup keys convertible to signaling .
eindividual line or common ringer .
eStation busy lamp (optional) .
eAC or DC operated buzzer (optional) .
einternal or external speakerphone (optional) .
e Designed for use in business type surroundings
not subject to excessive amounts of dust or
dirt . Operating temperature range is from
40'F to 120'F with maximum relative humidity
of 9 5 percent .
ISS 3, SECTION 503-550-101
Page 3