
SECTION 529-226-142
Page
4
TABLE
8
TELEPHONE SET CODES AND MODULE ARRANGEMENTS (NOTE)
TELEPHONE
SET EQUIPPED WITH
SET
LEFT
2ND
3RD
4TH
5TH
TYPE
CODEt
MODULE
MODULE
MODULE
MODULE
MODULE
1
105B
2
656A
4
657A
617A
6
105B
7
657B
656A
656A
2684A (MD)
9
105B
or
10
656A
656A
2684AM
11*
12*
657A
617A
667B
13*
657B
(MD)
14
657A
656A
15
657B
59 A
1
105B
2
105B
3
656A
656A
4
657A
617A
5
617A
9
59 A
10
105B
2685A (MD)
11
657B
105B
656A
656A
or
12
656A
656A
2685AM
13
105B
14
656A
105B
15
656A
656A
16*
105B
17*
656A
6678
18*
657A
617A
(MD)
19
656A
59 A
Note:
The 656· and 657·type keys are electrically the same
as
and are interchangeable
with the 598· and 599-type keys, refer to Section 512·230·100.
Module Identification
59A - Lamp Socket
1058- Apparatus Blank
656A- 6 Pickup Positions
657A- 5 Pickup and 1 Hold Position
6578 - 1 Tumbutton, 4 Pickup, and
1 Hold Positions
617 A- 12 Nonlocking Signal Keys
6678- Speakerphone Transmitter
Unit
* These codes available in the 2684A· and 2685A·type telephone sets only.
t
See Table A for color code.