Bell System Practices QSK100AX User manual
BELL
SYSTEM
PRACTICES
SECTION 502-321-910CA
I,~sue
0,
October, 1972
Bell Canada
Standard
TELEPHONE
SET
QSK100AX
AND
QSK2100AX
"CONTEMPRA"
,;,
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I~
N
1.
GENERAL.
,
1.01
This
section
covers description,
identifica-
tion,
installation,
connection
and
main-
tenance
information
for
the
QSK100AX
and
the
QSK2100~X
Contempra
Telephone Sets.
1.02
These
sets
are
significantly
different
in
that
the
dials
are
located in
the
handset.
®
RECALL
BUTTON
1.03
The
QSK100AX
has
a
rotary
dial while
the
QSK2100AX
contains
aTouch-Tone
Dial.
1.04 Use H3QA
Handset
for
manual
service.
See
Fig.
11
for
handset
connections.
1.05
This
section is reissued
to
make
minor
re-
visions
and
add
connection
information
for
3A
Speakerphone
System.
Fig. 1 - Desk Mounted
"Off-Hook"
Position QSK100AX
*Trademark
of
Northern
Electric
Company
Limited
©Bell
Canada,
1972
Printed
in Canada Page 1
SECTION
502-321-91
OCA
2. DESCRIPTION
2.01
The
QSK100AX, atwo-piece telephone
set
(Fig.
1),
consisting
of
base
and
handset
is acombined desk-waIl-type telephone.
When
used
as
adesk-type telephone,
it
rests
on
the
feet
provided
in
the
base
of
the
set.
When
used
as
awall-type set,
it
is
mounted
using
the
mount-
ing
holes in
the
baseplate.
II'
2.02 .The
rotary
dial, -provided
as
a
component
of
the
handset,
is
smaller
in
diameter
than
the
dials in
general
use. Amoveable
fingerstop
is a
feature
of
the
dial
that
allows
the
normal
space
between
the
"1"
and
"0"
fingerholes
of
the
fingerwheel
to
be:reduced
resulting
in a
more
compact
dial.
2.03 A 3
Conductor
Mounting
Cord is
provided
with
the
set.
Other
mounting
cords,
if
required,
may
be
ordered
separately.
The
code
of
the
cord
varies
with
the
service
to
be provided.
(See
Para.
3.03).
2.04
The
QSK2100AX Touch-Tone
version
is
shown
in
Fig.
1A.
2.05
When
these
sets
are
used
as
adesk set,
the
handset,
when
in place,
rests
in
the
recess
provided
in
the
base
of
the
set.
When
used
as
awall
set
and
the
handset
is in place,
the
lower edge of
that
portion of
the
handset
that
houses
the
receiver
unit
engages
a
projection
provided
as
part
of
the
handset
recess.
2.06
The
transmission
circuit
is
the
same
as
for
the
500-type set.
Fig.
1A -
Desk
Mounted QSK2100AX
"Off-Hook"
Position
Page 2
('
ISS.
0,
SECTION S02·321·910CA
3. IDENTIFICATION
3.01
The
telephone
set
is
furnished
wired
for
individual
service.
Wiring
changes
are
made
to
allow
its
use
for
the
following
services:
'=
".
Tip
party
flat
rate
service.
R-.v
E •
Ring
party
flat
rate
service.
. A
D •
Use
with
1A1
and
1A2
Key
Sy~tems.
.-:
Not
to
be used
for
Tip
Party
A.N.!.
The
telephone
set
is
available
in
the
fol-
lowing
colours:
..
3.02
•
WARM
WHITE
-20
3.03
•
DEEP
TURQUOISE
•
MAUVE
•
BRIGHT
RED
•
PALE
YELLOW
•
DEEP
BLUE
•
IVORY
•
GREEN
•
BEIGE
Identification
of
Par.ts:
(See
Table
A)
-21
...,-
22
-23
-24
-25
-
50
-51
-60
Fig. 2 - Parts, Handset Assembly QSK100AX
Page 3
SECTION
S02-321-910CA
Page 4
Fig.
2A
-Parts Handset Assembly QSK2100AX
Fig. 3 - Parts,
Base
Assembly
~
.
,
,1
ISS.
D, SECTION
502-321-910CA
TABLE
A
DETAIL
1
2
3
4
5
6,
7 -
8
9
10
lOA
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CODE
DIQA
P096D337
P0894971
P096D326
P096D322
10QAX
T1
U1
H5QE-*
P096D309
P096E700
to 799*
P096D313
D3Q5A-*
D4QC-*
D6QB
P0896593
DESCRIPTION
HOUSING
(BASE)
BASE
PLATE
RINGER
NETWORK
LEVER
SWITCHHOOK
ASSEMBLY
CONTACT
SWITCHHOOK
FOOT
ASSEM
TERMINAL
STRIP
SPRING
HANDSET
COVER
PAD
HANDSET
INSTRUMENT
SECTION
DIAL
UNIT
TRANSMITTER
UNIT
RECEIVER
CORD
HANDSET
ASSEM
TRANSMITTER
CUP
DISC
CENTRE
DIAL
RECALL
BUTTON
GASKET
TRANSMITTER
GASKET
RECEIVER
CARD
HOLDER
WINDOW
RECEIVER
BRACKET
5'
6" CORD }
CORD
NOTE
1
CORD
NOTE
2
ASSEMBLY
DIAL
(Includes
Transmitter
Cup)
REMARKS
FIG.
3
"
"
"
"
"
"
"
"
FIG.
2
FIG.2A
FIG
.. 2
"
"
."
FIG.
3
FIG. 2
FIG. 1
"
FIG.
2
"
FIG.
1
FIG.
2
FIG.
3
FIG.2A
NOTE
1:
D4QC cords
are
available
in
5ft. 6in.
and
13
ft.
lengths
and
will be
ordered
as
required
for
1A1
Key Systems
or
when
individual
or
2-Party
installation includes 13
ft.
cord.
NOTE
2:
D6QB cords
are
available
in
5ft. 6in.
and
13 ft. lengths
and
will be ordered
as
required
for
3A Speakerphone connections.
The
black lead will be
spare
and
should be insulated.
*COLOUR
SIGNIFICANT:
Colour identification code replaces
last
two digits of
P-numbered
parts
and
is
added
to cord codes.
Page 5
SECTION· 502-321-91
OCA
3.04
The
telephone
sets
have
a
printed
circuit-
type
network,
QNB18A,
that
is equipped
with
quick connect
type
terminals.
Connections
are
made
by
pushing
the
spade
tips
into
spring-
type
clips on
either
side
of
the
terminal.
To
avoid
damage
to
the
leads, use longnose
pliers
and
a
slight
sideways
rocking
motion
when
connecting
or
disconnecting. Use caution to assure shank
of
clip is
not
bent.
I'
3.05
Located
in
the
handset
is
the
recall
button
which
can
be used
to
disconnect
for
re-
dialing,
thus
eliminating
the
need
to
operate
the
switch
hook on
each
call.
3.06
To
adjust
the
ringer
volume, awheel
that
protrudes
through
the
baseplate
at
the
side
of
the
set,
has
been provided. Moving a
screw
will allow
this
wheel
to
completely silence
the
ringer.
However,
ringer
cut-off
must.
not
be
provided
unless
authorized
by
a
service
order.
(see
Para.
4.04).
~---
VOLUME
CONTROL
Fig. 4 - Location
of
Ringer Volume Control Wheel
Page 6
./
4. INSTALLATION
4.01 Selection
of
location
and
general
installa-
tion
shall be
as
covered
in
Sections
Fig.
5A
-Wall Mounted "On Hook"
ISS.
Of
SECTION
502-321-910CA
".'
502-120-200
and
502-120-201, respectively. How-
ever,
as
the
set
is acombined desk-wall telephone,
additional
information
is provided.
Fig.
58
-Wall Mounted
"Off
Hook"
Page 7
SECTION
502-321-910CA
4.02
DISASSEMBLY
To
Remove the Moulded Housing
From
the
Base:
(a)
Remove
card
retainer
(or
window),
loc-
ated
near
the
front
of
the
housing.
To
remove
card
retainer,
insert
the
tip
of
the
NS16750
List
2
releaser
into
the
small
slotted hole
at
the
edge
of
the
transparent
window.
Ensure
that
the
tip
does
not
enter
the
hole
by
more
than
oJ:lk)-eighth of
an
inch
as
an
underlying
screw
may
hinder
the
lateral
move-
ment
of
the
tool. Apply a
slight
pressure
to
the
handle
of
the
tool, (See
Fig.
6).'
The
housing
projection
provides'
a
fulcrum.
This
will bow
the
window
upward
so
that
its
edges
may
be
grasped
with
the
fingertips
of
the
other
hand
to spring it out.
,.
:,.
Fig. 6 - Removal of Card Retainer
(b)
Remove
the
number
car.d,
if
present.
(c) Loosen
the
exposed
captive
screw
and
run
it
out
sufficiently
so
that
the
front
of
the
housing
may
be
lifted
free
of
the
base.
(d)
Continued
lifting
of
the
cover enables
the
housing
latches to
disengage
and
free
the
cover.
To
Open the Handset:
(a)
Remove
the
card
retainer
and
the
number
card
located above
the
dial.
(b) Remove
the
handset
grommet
by
holding
the
handset
with
the
back
or
smooth sec-
tion in
the
palm
of
the
hand.
Insert
about
1/16"
Page 8
of
the
tip
of
the
NS16750
List
2
releaser
into
the
small slot
adjacent
to
the
grommet
(See
Fig.
7).
Press
the
handle
of
the
tool
towards
the
grommet
and
push
the
shank
into
the
slot
as
far
as
it
will go.
Push
the
handle
of
the
release tool
away
from
the
grommet
to
release
the
returning
spring
'and
gently
ease
the
grommet
out
of
the
handset
shelL
NS16750
LIST
2
RELEASER
RETAINING
SPRING
GROMMET
Fig. 7 - Removal of Handset Grommet
(c)
Once
the
grommet
has
been
withdrawn,
two
screws
are
exposed. Loosen
these
two
screws
by
about
3/16"
only,
as
it
is
not
desir-
able
or
necessary
to
remove
them.
(d)
Free
(do
not
remove)
the
two
captive
screws
in
the
card
retainer
well. Loosen
sufficiently
to
separate
the
handset
sections
at
the
receiver
end,
then
slide
the
smooth
or
back
half
of
the
handset
housing
towards
the
cord
grommet
to
release
this
section
from
the
slotted
screw
holes
at
the
grommet.
Installation of Line Mounting Cord (D3Q5A)
(a)
Enter
the
spade
tipped
leads
at
the
grom-
meted
end
of
the
line
cord
through
the
square
hole
in
the
edge
of
the
base.
(b)
Push
the
grommet
through
the
opening
so.
that
the
narrow
section
aligns
with
the
square
projections
directly
in
fr9nt
of
the
grommet
entry.
(c)
Push
the
grommet
firmly
down
to
engage
between
projections.
(d)
Press
the
jacketed
portion
of
the
cord
into
the
channel
beside
the
D1QA
ringer
and
between
the
projections
located
about
mid-
point
on
the
base.
Dress
the
leads
under
the
existing
wiring;
loop
them
around
the
right
side of
the
housing
screw
stud
and
connect to,
the
terminal
block,
per
Table
B
or
D.
,~.
ISS.
D,
SECTION
502·321.910CA
......
4.03
WALL
MOUNTED
4.05
REASSEMBLY
Ensure
that
the
Right
Side
of
Set
is
Located
Far
Enough from Moulding
or
Door
Frames
to
Permit
Operation
of
Ringer
Volume Control.
Base
(a)
Dress
line
cord
leads
and
other
wIrmg
a
way
from
the
housing
retaining
screw
post on
the
base
of
the
telephone set.
Remove line cord.
The
centre
key
opening
in
the
base is
normally
used
for
the
entry
of
the
station
wiring.
Note:
l}eturn
the
line
cord
to
the
storeroom
in
the
plastic
bag
provided
to
protect
the
handset.
The
slots
at
the
hookswitch
end
of
the
set
and
the
one
just
below
the
ringer,
are
used
for
normail wall
mounting.
• <
,.
For
mounting
on
an
outlet
box,
the
key
at
the
centre
of
the
set
and
the
one
just
below
the
ringer
are
used.
Additional
space
may
be opened
for
the
entrance
of
wire
from
the
outlet
box,
when
necessary,
by
placing
the
set
on a
flat
sur-
face,
placing
a
screwdriver
in
the
indent
adjacent
to
the
centre
key
and
giving
the
screwdriver
a
sharp
knock
downward.
This
action
will
shear
out
an
additional
opening
leading
into
the
centre
key.
If
a
mounting
screw
fails
to
hold, knock-
outs
can
be made,
as
above,
near
-the
handset
cord
or
under
the
switch
plunger,
as
necessary,
for
the
addition
of
another
screw
without
having
to
move
the
complete
installation.
These knock-
outs
should
not
be opened unnecessarily.
If
it
is
necessary
to
bring
the
station
wire
up
the
wall
from
the
baseboard,
an
opening
can
be uncovered
for
the
wire
entry
by
removing
the
handset
cord
grommet
from
the
base,
rotating
it
1800
and
replacing
it.
4.04 To
provide
the
ringer
cut-off
f
eat
u
l'
e
(autho-rized
by
service
order),
change
the
position
of
the
lever
associated
with
the
ringer
volume
control
wheel.
With
housing
of
the
base
off, remove
the
screw
that
holds
the
lever
in
contact
with
the
wheel,
shift
the
lever
to
the
opposite
end
of
the
slot, place
the
screw
in
the
hole
that
was
under
the
lever
and
tighten.
(b)
Locate
housing
at
an
angle
to
the
base
as
shown
in
Fig.
8.
(c)
Press
rear
of
housing'
down
and
towards
the
back
of
the
base
to
engage
the
housing
latches
with
the
notches in
the
ba:se.
(d)
Push
front
of
housing
down,
ensuring
that
latches
remain
in notches, so
that
the
retaining
screw
enters
the
tapped
post
in
the
base.
(e)
Carefully
tighten
the
screw
snugly,
with-
out
undue
force.
(f)
Insert
a
station
card
number
and
the
re-
tainer
window
in
the
well in
the
base.
Handset
(a)
Align
the
jacketed
portion of
the
handset
cord,
which
projects
,beyond
the
grommet
and
into
the
handset,
so
that
it
will
fit
the
channel
in
the
transmi.tter
cup assembly.
(b)
Dress
Receiver
Leads
Through
Clip
To
Prevent
Interference
With
Dial
QSKIOOAX
Set
Only.
(c) Slide
the
two
handset
sections
together
so
that
the
two
slots
at
the
grommet
end
slide
over
the
two
screws
in
the
apparatus
section.
(d)
Carefully
align
sections so
that
the
two
screws
in
the
number
plate
slot will en-
gage
the
tapped
post
holes in
the
other
section.
(e)
Tighten
screws;
two
in
the
grommet
cut-
out
and
two
in
the
number
plate
well.
Tighten
the
screws
sRugly
without
undue
force.
Page
9
SECTION 502-321-910CA
(f)
Slide
the
grommet
into
the
square
hole
in
the
end
of
the
handset
housing
with
the
retaining
clip
facing
the
instrument
section
of
the
handset.
Fully
seat
the
grommet
so
that
the
clip will engage.
The.
grommet
shoulder
should be
flush
with
the
surface
of
the
housing.
(g)
Insert
a
station
number
card
and
retainer
window
into
the
well on
the
handset.
Fig. 8
4.06
If
unable
to
dial
after
completing
installa-
tion
check line
polarity
as
Touch-Tone
Dial will only
function
when
polarity
is
correct.
4.07
DIAL
RESTRICTION
QSK100AX Telephone
Set
(a)
Connect IN4384 diode
between
GN
and
OR
terminals
of
the
handset.
(b)
Assume
negative
battery
is on
ring
and
ground
is on
tip
of
dialing
circuit.
With
the
arrow
on diode
pointing
toward
OR
terminal,
all lines will be
restricted.
Reverse
tip
and
ring
of
line,
or
lines, on
which
dialing
is
required.
This
will remove
shunt
from
across
pulsing
contacts
on
these
lines.
(c)
With
arrow
on diode
pointed
toward
GN
terminal,
no line will be
restricted.
Reverse
tip
and
ring
of line,
or
lines, on
which
dialing
is
to
be
restricted.
This
will
shunt
pulsing
con-
tacts
on
these
lines.
Page
10
5. MAINTENANCE
5.01
Normal
maintenance
will involve replace-
ment
of
the
following
parts.
(See
Para.
3.03
for
identification
of
parts.)
•
DIAL
(QSK100AX
Only)
•CORDS
•
TRANSMITTER
•
RECEIVER
•
FEET
•
SWITCHHOOK
(See
Caution
Note)
•
TRANSMITTER
CUP
(QSK100AX
only)
•
ASSEMBLY
DIAL
(includes
Transmitter
cup)
(QSK2100AX Only)
Caution: Hookswitches
and
Recall
switches
in Contempra telephones
must
not
be
burn-'
ished, as
this
destroys
the
gold plating. Use
bond paper or
contact
spray.
If
these
methods
fail, replace telephone set.
Dial Maintenance consists
only
of
determining
if
the
dial is defective.
Do
not
attempt
adjustments
of
the
dial in
the
field.
5.02 To
replace
Rotary
Dial:
•See
Para.
4.02
for
i:n.structions
on
opening
of
handset.
•Remove
dial
leads
from
terminal~
located
on
transmitter
cup.
•Remove 4
mounting
screws.
•Replace dial.
•See
Para.
4.05
for
instructions
on
reassem-
bly
of
handset.
5.03
To
replace
dial
assembly
(Touch-Tone).
•See
Para.
4.02
for
opening
of
handset.
•Disconnect
handset
cord
and
receiver
leads.
•Remove 1
screw
from
each
side
of
trans-
mitter
cup.
•
The
dial
and
transmitter
cup
assenibly may:
then
be replaced.
•Replace
receiver
leads
and
handset
cord
wiring.
ISS.
0,
SECTION 502-321-910CA
5.04
To replace
transmitter:
•Open
handset
(see
Para.
4.02).
•Remove
the
2screws holding
the
trans-
mitter
cup.
•
Lift
transmitter
cup
and
replace
trans-
mitter.
•Close handset.
(Para.
4.05).
5.05 To
rep~ace
receiver:
•
Oper(handset
(see
Para.
4.02).
•Remove 3screws holding receiver
bracket.
•Slide
bracket
along
the
leads.
•Disconnect
and
replace receiver unit.
•See
Para.
4.05
for
reassembly of
handset.
5.06
Finger
Wheel
Sh6uld
finger
wheel
require
replacement,
replace
the
complete dial
as
replacement
in
the
field
may
result
in
permanent
damage
to
the
dial.
The
finger-wheel need not be removed
for
number
tag
insertion.
5.07 Disc
Centre
Dial
Insert
the
NS16750 L2
releaser
in
the
small hole adjac;ent to
the
number
5hole
and
pry
disc off.
5.08
Ringer
•Open
base
(see
Para.
4.02).
•Loosen
screw
in
volume control
and
re-
move
ringer
mounting
screws.
•Replace
ringer.
5.09
Cord
Mounting
•
Mounting
cord
replacement
covered
in
Para.
4.02.
5.10
Cord
(Touch-Tone
Handset)
•
The
outer
sheath
of
the
handset
cord
must
be
cut
back to
within
1inch of
the
handset
grommet. (see Figs. 9
and
10).
•See Tables C
and
D
for
base
and
handset
connections.
Page
11
SECTION
502·321·910CA
Page
12
Fig. 9 - Slitting
Sheath
Fig.
10
-Cutting
Sheath
.~
ISS.
0,
SECTION S02-321-910CA
TABLE
B - ROTARY
3A
QSK100AX 1A1 Speaker
Lead Individual Ring
TIP
Key Phone
Set Wiring Designation Colour or Bridged Party Party System System
Ringer
Leads RL2 L2 L2 CC
BK
Ll
GG
Ll
Ll
S K KKKK
,S-R AAAAA
Switchhook SL3 L3 L3 L3 L2
LEADS
S-Y L2 L2 L2 G Y
S-BR CCCL2 G
LINE
WIRING
Private"&
TIP
G
Ll
Ll
L2
Party'
Line
RING
RL2 L2
Ll
Common
Battery
GRD YGGG
lAl
Key
TIP
G
Ll
System
RING
R
C*
A Y G
Al
BK
L2
3A Speakerphone
TIP
G
Ll
SYSTEM
RING
R
C**
See Notes 1
and
2
Al
YY
below Table E. AG
BL
G
LK
WL2
*
For
wall mounted sets, connect
the
Ring
(red)
incoming line to Yon
terminal
strip
and
strap
Yto Cof
network
using
an
Ml
WCord.
**
For
wall mounted sets, connect
the
Ring
(red)
incoming line to Xon
terminal
strip
and
strap
Xto Cof
network
using a
Ml
WCord.
TABLE
C
QSK100AX
H5QE Cord
Colour Base Handset
GFGN
Y
RR
Y
BL GN
BL
BK
RBK
RBR
Page 13
SECTION
S02-321·910CA
".'
TABLE
D - TOUCH.TONE
3A
QSK100AX
lAl
Speaker
Lead
Individual
Party
Tip Key
Phone
Set Wiring
Designation
Colour
or
Bridged Ring
Party
System System
Ringer
Leads RL2 L2 GXX
BK
Ll
G
Ll Ll Ll
S K KKK
'K
S-R AAAAA
Switchhook SL3 L3 L3 L3 L2
LEADS
S-Y L2 L2 L2 G Y
S-BR XXXL2 G
LINE
WIRING
Private
&
TIP
G
Ll
Ll
Ll
Party
Line
RING
RL2 L2 L2
Common
Battery
GRD YGGG
lAl
Key
TIP
G
Ll
System
RING
RX*
AYG
Al
BK
L2
3A
Speakerphone
TIP
G
Ll
SYSTEM
RING
RX
See Notes
land
2
Al
YY
below. AG
BL
G
LK
WL2
*
For
wall mounted set, connect
the
Ring
(red)
incoming line to Yon
terminal
strip
and
strap
Yto X
using
an
Ml
WCord.
TABLE
E
QSK2100AX
SET
H5QE Cord
Colour
Base
Handset
GX
GN
Y C Y
BL
GN
BL
BK
R
BK
RB R
Notes:
1.
For
3A Speakerphone connections,
the
D6QB line cord is necessary.
The
black lead should be
insulated.
2.
When
using
QSKIOO
telephone
or
QSK2100 telephone
set
with
3
type
speakerphone,
make
outgoing calls
with
handset
off-hook
and
transfer
to
the
speakerphone when dialing is com-
plete. To
transfer
depress
the
"ON"
button
of
the
666
type
transmitter
and
hold
it
down
until
the
handset
is
returned
to
the
base.
Page
14
.
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DIAL
OR
(Y)
(GJ
HlllAX
HANDSET
BL
G
iii-
11:;jl
:!I!'!
~rj
::111
I
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t
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iR
::::::;
I
I
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m
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SWITCH
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S·G
IeI
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.
BK
f~
~
~
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@
~
:~
~
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i%
0W
:i'i
o@
i&.l
~
0."
..
~
~
W
(/)~"
%
GND
@
"':~
s •
_.
K
XI
za
","
~
I= ='"
0~
~
~
R*
RING
(R)
""I
l:~
(/)
ii
~
J
:111
*EARLY
MODELS
MAY
HAVE
R
LEAD
CONNECTED
TO
L3.
."
Q
co
CD
...
UI
Fig.
11
-Schematic for Individual
Line
QSK100AX Rotary Dial
(See
Table B
for
other
uses)
UI
o
to.)
I
Co)
to.)
...
.0
...
~
»
III
'"
n
-I
o
Z
u.'
S
I
Co)
t-).
-
:0
-
o
n
»
I
_J
Y
I
I
I
I
I
I
I
__
J
MTR
DCIA
DIAL
--
-,
-,
I
I I
II
I I
I
I
HANDSET
'RINGER
MTG.
&
SWITCHHOOK
NETWORK
HANDSET
CORD
TERMINAL
ASSY.
QNB18A
CORD
D3Q5A
STRIP
d1
~RCVR
+
(G)
L1
S·G
s·w
"
...
,.--,.
"
(~
TIP
~
BK
C
RR
:x:
-'
mmL::-- --
OGI
..
~.
oJ
,
a,
C>
< . ,
L-
sSK
BL
GN
W
FR
()
r0
(Y)
Gt
~~
'0
-
GND
('
S·R
;
Wi
/
,:
~
tr
GN
A,
~
L~
L3
R,B
RECALL
,
0.-
~
+
:
.'~'
,
~
S·BR
~
.
l)/
.-
,-
(R)
S·Y
r--------
I
/
RING
~
,I
l
BK
Y
,
,.--,.
:~
'<.F""
'U
r-
--
--
-"
@-
~
.~
:L
C
@:
'U
@
~
Y®
0@
.~
.,
w
I
~
•
-."
0-0
ca
."
lD
o
ca
lD
0-
'"
'EARLY
MODELS
MAY
HAVE
R
LEAD
CONNECTED
TO
L3,
Fig.
12
-
QSK
2100 AX Touch.Tone
Bridged Individual
,/
I(
T
"",,,""-~
,"\
...
This manual suits for next models
1
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