ITT TEL-TOUCH User manual

ITT
Telecommu
r.ica
tions
APP
AR
ATUS
DEP
AR
t M
ENT
CORINTH,
MISSISSIPPI
TIMM-2
Page:
343.01
Dote:
1-
68
A DIVISION Of
INTtANATIONAl
TCLCPHON[
ANO
TUCCAAPH
CORPORATION
"TEL-TOUCH"
DESK
TELEPHONES:
K-
1
500;
K-
2500
Figure
1. "TEL-TOUCH ' Desk
Telephone
1. GENERAL INFORMATION
The "TEL-TOUCH'
desk
te
l
ephones
ore
simil
ar
to
the
K-500
series
of
telephones
except
for
the
pushbutton
dia
I
and
related
parts.
Early
phones,
(K
-
1500),
have
a 10-pushbu
tton
dia
l;
cu
rrent phones
(K-2500),
have
a 12-pushbutton diol.
To
replace
the
10-pushbutton
dial,
order
a
12-pushbutton
dio
l,
type
32;
one
180147-*
*
Face
plate;
one
87513-
1 number
cord,
and
one
87514-1
number
cord
re
ta i
ner.
Refer
to
appropriate
circuit
diagram
to
connect
dia
l
leads.
Ordering
information is shown in Tobie
I.
Replaceable
parts
ore
listed
in
Tobie
II.
2.
INSTALLATION
An
appropriate
ci
rcu
it
label
is
packed
with
each
telephone;
It
inclu
d
es
al
l
necessary
instruc
tions
for
telephone
installation
and
ringer
con
n
ect
i
ons
.
3.
ADDITIONAL
IN
F
ORMATION
The "TEL-TOUCH"
dial
is
covered
in
Section
228.
4. DISASSEM8LY
AND
ASSEMBLY
4.1
HOUSING
GROUP
(o) Remove I
of
Housing (Ref
to
Figure
2)
Loosen
the
two
cabinet
lock
screws
(26),
and
li
ft
off
the
ho
using
and
face
plate
group,
(3,
11, 12
and
13).
(b)
Installat
i
on
of
Housing
Work
the
housing
over
the
dio
I
push-
buttons
a nd
secure
with
the
two
cabinet
lock
screws.
4.2
FACE
PLATE
GROUP (Refer
to
figure
2)
NOTE:
Two
styles
o.f
JO-button
face
plotes
ore
in
use.
The
ear
ly
style
is
shown in
the
inset
and
numbered
11,
12,
and
13.
This
face
plate
is molded
of
transparent
plastic
and
the
under-
side
pain
t
ed
block
with
the
exception
of
the
clear
window for t
he
number
cord
. The number
cord
(13) is
held
in
by o brass
retain
er
(1
2).
The
later
sty
le
face
pl
ate
(11A) is
molded
of
colored
plast
ic
and
uses o
snap-in
number
cord
window
(12A)
which
serves
as
number
cord
retainer,
.(o)
REM
OVAL
OF
FACE
PLATE
GROUP
Use
the
straightened
end
of
o
paper
clip
and
insert
in
the
slot
of
the
Face
Plate
Mounting
Clip
(9).
Pry
the
clip
bock
until
the
face
plate
is
released
.
(b) INSTALLATION
OF
FACE
PLATE
GROUP
Insert l
ower
edge
of
Face
Plate
in motching
slot
in
Housing. Press
upper
edge
inward
while
holding Mounting
Clip
(9)
in
with
strai
ghtened
end
of
paper
clip.
{c) INSTALLING
NUMBER
CARD
To
replace
the
Number
Card
in
the
early
style
Face
Plate,
remove
the
Face
P
late
as
directed
in (o)
above.
Remove
Retainer
(12)
and
Number
Card
(13).
Install
t
he
Number
Card,
Retainer
and
Face
Plate.
To
replace
the
Number
Card
in
the
la
ter
style
Face
Plate,
remove
the
Retainer
{12A)
by
inserting
the
straightened
end
of
o
paper
clip
in
the
slot
at
t
he
right
end
of
the
Retainer
and
prying
upward.
Place
the
number
cord
in
the
recess
and
snap
in
the
Retainer
as
follows: In
sert
the
left
end
of
the
Retainer
in
the
recess,
hold
ing
the
Retainer
near
center,
bend
the
right
end
down
into
t
he
rece
ss
and
release
the
Retainer.
4.3
REPLACING
COMPONENTS
In
replacing
components,
refer
to
T
obie
II
fo
r
co
rr
ect
part
numbers. The
telephone
identifying
code.
is
stomped
in
ink
on
the
bottom
of
the
telephone
base.
Replace
th
e
Ringer
by
substitution
-
each
Ringer is
identified
by
o
code
stomped
in
ink
on
th
e
ringer
frame.
Refer
to
the
cipprapriote
circu
it
label
to
connect
I
eods.
TABLE
1.
ORDERING
INFORMATION
CODE
K-:2500**{
)30_
K-2500**(
)33_
K-2500**(
)39_
K-2502**{
)30_
DESCRIPTION
TELEPHONE,
"TE
L
-TOUCH",
Standard
TELEPHONE, "TEL
-TOUCH",
Lift-to-to
lk
TELEPHONE, "TEL-TOUCH",
for
Hands
Free
Application
TELEPHONE, "TEL
-TOUCH",
Exclusion
Add Dial
Code
as
Follows:
R-Regulor
M-Metro
~--+--
Insert Ringer
Code
As Follows:
LR-Less Ringer
BA-Straight Line Biased Ringer
{
---)-Frequency
Selective
Ringer
(specify
Exact Ringer -
See
Page
343.04)
**Substitute
Col
or
Code
as
Follows:
00-Block
05-Green
09-lvory
1
2-Aquo
Blue
13
-light
Beige
15-White
16-Sea
Green
TCI Library: www.telephonecollectors.info

11
31
\
fc;;e:
343.
02
Dote:
)-68
'
ITT
Telecommunications
APPARATUS
DEPARTMENT
C O R I N T H • M I· S S I S S I P P I
A
OIVIS
IO
H
or
INTCA
NA,
flQ
p,,jA
L
TCL[PHONC
A
NO
T[
L
[CAAP
H
COAPORATIOH
Figure
2. Sing.le
line
"TEL-TOUCH"
desk
telephones,
exploded
view
.
r
TCI Library: www.telephonecollectors.info

FIG
URE I
NDEX
N
O.
NO
.
PART
NUMHR
ITTTele
co
mm
unic
a
ti
ons
APPARATUS
DEPARTM
ENT
CORINTH,
MISSISSIPPI
4 DIVI
SION
Of
l,..HRN'AT
•ONAl
TCLCPHONE
ANO
TELEGAAPN
CORPOR.UIOH
\ l
nu
P n t ,•d i t I!ms
~
rt: i nc I
tt<I
<'
c1
i n I h
C'
NAME,Description
parl
unclr r wh i
,·h
lhcy
a«·
indf'nt~d
)
TABLE
II
.
REPLACEABLE
PARTS
LIST,
"TEL-TOUCH"
DESK
TELEPHONES
(Single
Lin
e)
2 27(0)450
27(G)450
32(0)450
32(G)450
36(0)450
36(G)450
2 65**(C2)410
3 86138-
**
3 88490-**
4 86137-**
5 75405-**
SA 79606-**
6 75406-2
6A 79603-2
6B
79101-2
7 75407-2
8 86143- 1
9 95884-2
10
86370-1
10
136370-2
11
86147-1
11A
86147-00
11A
180147-**
12
86144-1
12A
87514-1
13
88443-1
13A
87513-1
14 79613- 1
14 79613-2
15 79624-1
16 79614- l
16
79614-2
17
7962501
18 79605-1
19 69020-3
20
20
20
21
22
23
24
24
24
25
75338-13
75338-
20
75338-16
86146- 1
86145-1
NSS
75300-1
75300-2
75300-4
32199-1
75335-1
321~-1
26 75486-1
27 31944-2
28 82486-2
29 82400-1
30
86103-1
31
75392-2
32 79467-2
32A 79467-1
DIAL
ASSEMBLY,
JO-Pushbutton, Regular •
DI
AL
ASSEMBLY,
10-Pushbutton,
Metro•
DIAL
ASSEMBLY,
12-Pushbutton, Regular
DIAL
ASSEMBLY,
12-Pushbutton, Metro
DIAL
ASSEMBLY
, 12-Pushbutton, Regular -(Hands -Free)
DIAL
ASSEMBLY,
12-Pushbutton, Metro -(Hands -
Free)
HA
N
DSET
ASSEMBLY,
(See Section 212)
HOUSING AND
PLUNGER
ASSEMBLY
(Standard Plungers)
HOUSING AND
PLUNGER
ASSEMBLY
(One
Lift
Plunger)
HOUSING
RETAINER,
Plunger (for Standard Plungers)
RETAINER,
Plunger (Used with Lift Plunger)
PLUNGER, Crodle Switch, Standard
PLUNGER
, Crodle
Sw
itch,
Lift Type
PLUNGER, Crodle Switch (Used with Lift -
Type
Plunger)
<;CREW,
(Pl
unger Retainer)
CLIP, Face Plate Mounting
SCREW,
Face Plate Clip
LABEL,
Lift-to-fol
k,
Block Letters
LABEL,
Lift-to-Talk, White Letters
FACE
PLATE
, Old Style (Clear Plastic, Painted Black) 10-Button
FACE
PLATE,
New Style (Molded
of
Black Plastic) -JO-Button
FACE
PLATE,
for 12-Pushbutton Dial
RETAINER,
Number Card,
Old
Style (Metal)
RETAINER,
Number Cord, New Style (Clear Plastic)
CARD,
Number (For
Old
Style Face Plate)
CARD, Number (For New Style Face Plate)
SWITCH
ASSEMBLY,
Exclusion
SWITCH
ASSEMBLY,
Lift-To-Talk
RETAINER,
Spring Assembly
SPRING
ASSEMBLY,
Exc
lusion
SPR
I
NG
ASSEMBLY,
Lift-To-Talk
BRACKET
ASSEMBLY,
Switch
BRACKET,
Switch
SCREW
BASE
ASSEMBLY
BASE
ASSEMBLY
BASE
ASSEMBL
Y
BRACKET,
Dial; L.H.
BRACKET,
Dial; R.H.
BASE
(Not Seiviced Separately)
CRADLE
SWITCH
ASSEMBLY,
(See Section 250)
CRADLE
SWITCH
ASSEMBLY,
(See Section 250)
CRADLE
SWITCH
ASSEMBLY,
(See Section 250)
(Attaching Ports)
RIVET
NETWORK
ASSEMBLY
(Atta.ching Parts)
RIVET
SCREW,
Cabinet
Lock
RIVET,
(DiaI Brackets)
RIVE
T, (Foot)
FOOT
P
LATE,
Terminal
Boord
Mounting
SCREW,
Terminal Board Mounting
TERMINAL
BOARD
ASSEMB
LY,
(4 Terminal Screws)
TERMINAL
BOARD
ASSEMBLY,
(10 Terminal Screws)
TIMM-2 Page: 343.03
Dote: 10-70
QUANTIT
Y USED O
N:
1500 2500 2500 2500 2502
/30 /30
/33 /39
/30
2
3
2
2
2
4
4
2
1
1
1
3
2
2
2
4
4
1
1
1
1
1
X
X
3
2
2
2
4
4
2
1
1
1
3
2
2
4
4
2
3
2
2
2
4
4
(Note:
Index numbers 33 through 39 not used.)
l I *
To
repl
ace
type
27,
(JO-butto
n),
dial,
order
type
32,
(12-button)
dial,
one
180147-** Face
Plate,
one 8751
3-
1 Number Card,
and
one 87514-1 Number Card Retainer.
TCI Library: www.telephonecollectors.info

TIMM-2 Page:
343.04
ITT
Telecommunications
APPARATUS DEPARTMENT
Dote,
10-70
CORINTH,
MISSISSIPPI
A
OIV1$10N
Of
I
HJfRN
ATl
ONA
L TC
t.[P
HON(
ANO
TE.l.(QIII.
AP
tc
COIIIPORAT10
N
FIGURE
INDEX
/ I
Intl~
n L,•d i L ~ms a r e
included
i
II
I
he
NO
.
NO
,
PART
NUMBER
NAME, D
esc
ription
parl
undPr
wh
i ,: h
Lh
cy a
rt.•
indented
)
QUANTITY
USED ON:
REPLACEABLE
PARTS
LIST,
"TEL
-TO
UCH"
DESK
TELEPHONES (Single Lin
e)
1500
2500
2500 2500
2502
TABLE
JI.
/
30
/30 /33 /39
/30
RINGERS
(See
Section
244)
2
40
130(BA)470 RINGER,
Straight
Line Biased X X X X X
40
------
RINGER, Frequency
Select
i
ve
156()470
-With
Volume Control X X X X X
157(
)470 -Less Volume Control X X X X X
i HARMONIC
(HA
I)
33-1/3
cps
(HA2)
50
cps (Same as HCS)
(HA3)
66-2/3
cps
(HA4)
16-2/3
cps
(HAS) 25 cps
SYNCHROMONIC
(HB
1)
30
cps (Some as HC3)
(HB2) 42 cps
(HB3)
54
cps
(HB4)
66
cps
(HBS)
16 cps
DECIMONIC
(HCl)
20 cps
(HC2)
60
cps·
(HC3)
30
cps (Sames
as
HBl)
(HC4)
40
cps
(HC5)
50
cps (Same
as
HA2)
41 3031**(06)650 CORD, Desk
Stand,
3-canductor
1 1 1 --
41
3044
**
(14
)650
CORD, Desk
Stand,
6-conductor
----I
3052
..
(27)650 CORD, Desk
Stand,
I
I-conductor
-- - I -
42
29()783
BLOCK,
Connecting,
JO-terminals ---1 1
42
32()783
BLOCK,
Connecting,
4-terminals
I 1 ' --
43
75599-1
TUBE,
Ringer. (U~ed
with
BA
Ringer for superimposed
signalin
g .) X X X X X
ullf
-COLORS
**
IIH
00
21
Block
02
22
Red
04
24
Yellow
05
25
Green
09
29
Ivory
11
31
Rose
Pink
12
32
Aqua
Blue
13
33
light
Beige
14
34
light
Gray
15
35
White
16
36
Seo
Green
CIRCUIT
LABELS
21628
X - - --
180132 -- - X -
180134 --X --
180135 -X -- -
180139 --- - X
TCI Library: www.telephonecollectors.info

21628
IIAStO
TYPE RINGER
CONNfCTIONS
IWHUo
UStDl
WUIING
P!!GR!M
fil_llOUNTIIIG
,.J IL CORD
~
: Q
.. ►
NOTES:
I-CO
NNECT YELLOW
IIOUIITIIIG
COIID
LEAD
TO SAME
TERMINAL
AS RED
MOUNTING
CORD
LEAD
AT CONNECTING BLOCK
FOR
ALL
CLASSES
Of'
SERVICE EXCEPT THOSE LISTED IN TABLE
•a•
2-FOR
TIP•PAIITY
WITH NO IDENTIFYII0G GROUND
MOYE
RED
RING
[II
LEAD
FROM
L2
TO
LI
ON
NETWORK
AS
SHOWN
IN
TARH
•e•
SL-RED
~~
~
, A
TABLE••
•
~
RINGER LEAD CONNECTION
K
le)
''-
Ir-+---
TO
SILEIICE
RINGER PERIIANE~TLY
r12
L1
G •
1':N~~::~
RINGER LEADS
RCVII
r---·
1
tNG
GRD.
11£0
BLACK SI.ATE LATE
F 1
000
OMIIIS K G
-R
~;;.m;;;;-"co;;;ujijd~it-L?-+~~~~ij~
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r.
r,
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".
HOOKSWITCH
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LINE
WIRE
RING R R
AT
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TCI Library: www.telephonecollectors.info

NOTES•
I -
FOR
TIP·PARTY
WITH
NO
!O
ENT
IFYING
GROUND
MOVE
RED
RINGER
LEAD
FROM
L2
TO LI
ON
NETWORK
AS
SHOWN
IN T
ABLE
*,
2-(o)
BROKEN
Ll~ES
BETWEEN TERMINAL •RR"
AND
11
G" INDICA
TE
CIRCUIT
FOR
TELEPHONE WITH SPECIAL FEATURE
34.
2500
TYPE
TELEPHONE
{b)
TO
PROVIO
OROUNOING
F'EATOAE,
REMOVE
BLAC.C
RINGER
LE.AO
FROMi
"G"
AND REPO!l!TION
TO
"
u"
wHUNG
OtA(;AAM
t
- M
OUNTING
r
nAn
81AS[O
TYPE RINGER
CONN
ECTIONS
(WHEN USED)
~
A o
a::I
rNETw
oR
I(
-R
~
~);
LK
\Ji
I
CIRCUIT
130
BA
RINGER L
EAD
CONN[(.T
IO
NS
TO
SILENCE
AING[f:t
PER
MANENTLY
TIP
PARTY RINGER LEADS
:
~~H~~~-
I
REO
I
BL•tt<ISLATE
r-
;1~E
1
000
OHMSl
IC
T G l B •
26~0
OH.
MS
B • • G
-R
, I • t
IF
GROUNO
IS
BROUGHT
TO COHN£CT- CLASS
' I
•2
OF
SERVlct:
INO
BLOCK
.
,.
l
~F"
~A.~
l~G.fRcoNN ~r
nl'INS
IN
OIV. TIP
PARTY
WIRE
OR
LEAD
OA
RING
NO
IO
ENT GRO,
BROG.
PARTY
1O£
fr,jT
, l0OO 2
650
GRO
OH
MS
OH
..
$
,_.
OU
N
TI
NG
CORO
R n L>
l>
L> L> .
IN
SET
GAN L L1 L L L
YEL
G G G G G
•~o
l2
l>
l l K .
JL
RINGER LEADS Bt.• C G G G 8
SL • • . 8 K
ol'J.
·RE
• • • • G
HOOKSWITCH SL
l•
Lo L2
• •
LE
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NO'TH•
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181
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2500
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2502
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2502
TYPE TELEPHONE CIRCUIT
W
IRI
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DIAGRAM
BIA
SED TYPE
RINGER~
CO
NNECTIONS
(WHEN USED)
"ED
SL
-REn
~
BLK
RCVR
BLK
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d::±:±::l,..-
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SEE
NOTE I
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z
do
ll
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NOTES:
1-
CONTACT
SEQUENCE
REMOVl"IG
HANDSE
T
A.
de
CLOSES BEF
ORE
cb
B.
fa
OPE
NS
llESTOntNG HANDSET
A.
f9
CLOSES
B.
cb
OPENS
BEFORE
d11
Z·
TO
PERMANENTLY
SILENCE R
IN
GER
, TRANSFER BLACK RI
NGER
l.fAO
TO
(I<)
TERMIN
AL
ON
NETWORK.
l·
Rl1iGER
CU
T
OFF
CON
TROL
&Y
CUSTO
MER
BENO STOP NEXT
TO
OETtNT
ON
RINGER VOLUME CONTR
CL
SO
THI
IT COMPLETELY CLEARS THE RIM OF THE RINGER FRAME. THIS
PROVIDES A FURTHER POSITION ON VOLUME
CON
TR
OL
WHICH
PREVENTS
ARMATURE MOVEMENT
CIRCU
IT SCHEMATIC 1
PUSH
BUTTON
DIAL
7o
IF I
RR
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F LJ
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This manual suits for next models
2
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