Panasonic KX-TDA0156CE Service Manual ▷ View online
17
KX-TDA0156CE
7 Troubleshooting Guide
5.0
V
5.
0V
LI
N
LO
U
T
3..
2V
DN
_
F
0
DN
_
C
4
DST
O
DST
I
3.
2V
3..
2V
3..
2V
6.
7V
3..
2V
DC
DC
O
U
T
CON
F
_
D
O
N
E
IC
105 p
in
1
BBR
S
T
IC
100 p
in
120
3..
2V
1.
8V
3.
2V
3.
2V
3..
2V
AC
S
0
RD
N
D[
0
]
1
2
”
IN
S
"
OF
F
C
heck
C
S
s
ta
tus
b
y
L
E
D
GR
E
E
N
O
N
R
e
d
F
la
s
hi
ng
Re
d O
N
C
heck
C
S
s
ta
tus
"I
N
S
" b
y
P
C
p
ro
g
ra
mmi
n
g
.
C
heck
ca
b
lin
g
b
e
tw
een C
S
a
n
d
C
S
IF
C
a
rd
Re
pl
a
c
e
c
a
bl
e
C
h
eck
G
A
_C
L
K
(16.
384M
H
z
).
Se
t a
r
a
n
g
e t
o
16.
384 M
H
z
±
2 k
H
z
C
heck
s
o
ld
er
co
nd
iti
o
n a
b
o
u
t X
1
01,
R
1
23,
R
124,
C
1
18,
C
119,
R
121,
I
C
111.
R
e
p
la
c
e X
101 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
s
o
ld
er
co
nd
iti
o
n a
b
o
u
t X
1
00,
C
427.
R
e
p
la
c
e X
100 i
f s
o
ld
er
in
g
i
s
O
K
.
C
h
eck
S
C
L
K
(10.
368M
H
z
).
Se
t a
r
a
n
g
e t
o
10.
368 M
H
z
±
10 H
z
C
h
eck
BBR
S
T
(p
in
120 o
f I
C
100)
C
heck
s
o
ld
er
co
nd
iti
o
n a
b
o
u
t I
C
105,
R
404,
C
410,
I
C
112,
C
412,
Q
1
26,
C
411,
C
435,
R
403,
C
409.
R
e
p
lac
e
I
C
1
0
5
if
s
o
ld
e
rin
g
is
O
K
.
S
u
p
p
ly t
h
e
p
o
w
e
r f
ro
m
A
C
ad
ap
to
r
and Power Supply Adaptor. Refer to 6.2. Initial Setting.
Set DIP switch pin 5 from OFF to On.
C
heck
v
o
lt
a
g
e p
in 26,
28 o
f I
C
101
(AC
S
0
R
D
N
)
Set all DIP switches OFF.
C
o
nnect
t
o
P
B
X
.
C
heck
v
o
lt
a
g
e p
in 10,
15 o
f I
C
106
(DN
_
F
0
, D
N
_D
S
T
O
)
Ch
e
c
k
v
o
ltage
p
in
2
, 2
7
(
L
O
U
T
L
IN
)
of I
C
1
0
6
C
heck
v
o
lt
a
g
e p
in 16,
19 o
f I
C
106
(DN
_
D
S
T
I DN
_
C
4
)
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
100,
R
422,
R
423.
R
e
p
la
c
e I
C
100 i
f s
o
ld
er
in
g
i
s
O
K
.
C
h
eck
D
N
_C
4(4.
096M
H
z
).
Se
t a
r
a
n
g
e t
o
4.
096 M
H
z
±
500
H
z
C
h
eck
s
o
ld
er
co
nd
iti
o
n a
b
o
u
t X
102,
C
5
0
7,
C
5
08,
R
5
1
5,
I
C
106,
I
C
110,
R509, R51
4
.
R
e
p
lac
e
X
1
0
2
if
s
o
ld
e
rin
g
is
O
K
.
R
e
p
la
c
e I
C
10
6
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t T
100,
C50
4
,C50
5
, C50
6
, R50
4
, R50
5
, D
602.
C
o
nnect
C
S
t
o
P
B
X
J
u
m
p
t
o
fl
ow
cha
rt
of
"C
heck
D
C
v
o
lt
a
g
e"
J
u
m
p
t
o
fl
ow
cha
rt
of
"
C
h
e
c
k
D
C
vo
lt
ag
e
"
C
h
a
n
g
e
C
S
s
ta
tus
"I
N
S
" b
y
P
C
p
ro
g
ra
mmi
n
g
.
”
OUS
"
OK
C
heck
V
o
lta
g
e o
f T
ra
n
g
is
to
r(Q
450) Ba
s
e
is
3.
2V
C
heck
V
o
lta
g
e o
f T
ra
n
g
is
to
r(Q
451) Ba
s
e
is
0
V
C
heck
C
a
th
o
d
e o
f L
E
D
(D
451) i
s
0V
C
heck
C
a
th
o
d
e o
f L
E
D
(D
453) i
s
3.
2V
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t p
in 26 o
f
IC
103,
R
441
.
Re
p
la
ce I
C
103 i
f s
o
ld
er
in
g
is
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t p
in 27 o
f
IC
103,
R
452.
R
e
p
la
c
e I
C
103 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t D
451,
R
443,
R
445,
D
450 a
n
d
Q
4
50.
R
e
p
la
c
e Q
450 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t D
453,
R
448
, R
450,
D
452 a
n
d
Q
451.
R
e
p
la
c
e Q
451 i
f s
o
ld
er
in
g
i
s
O
K
.
S
u
p
p
ly
t
he p
o
w
e
r fr
om
A
C
a
d
a
p
to
r
and
Power Supply Adaptor.
Refer to 6.2. Initial Setting.
Set DIP switch pin 5 from OFF to On.
Fi
g
. R
e
s
e
t s
ig
na
l (
s
ta
rt up
)
F
ig
. I
C
101(
F
-R
O
M
) a
c
ces
s
Fi
g
. H
ig
hw
a
y
si
g
na
l
Fi
g
. P
B
X
recei
v
e/tra
ns
fe
r s
ig
na
l
C
h
eck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
106.
Re
p
la
ce I
C
106 i
f s
o
ld
in
g
is
O
K
.
C
heck
V
e
rs
io
n b
y
s
e
rv
ice J
IG
ca
b
le.
If
OK
, BBI
C
(I
C
100) i
s
OK
..
(R
e
fe
r t
o
S
ect
io
n 9.
1.
3.
)
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
18
KX-TDA0156CE
6.
7V
5.
0V
3.3V
2..
5V
DC
DC
O
U
T
P
A
_
V
3.
3V
R
F
2R
5V
DN
IC
5
V
3..
2V
IC
103 p
in
107
PS
Y
N
C
3..
2V
1.8V
1.5
V
D3
R
2
V
D1
R
8
V
D1
R
5
V
40V
6.
7V
DC
DC
IN
DC
DC
O
U
T
40V
40V
DC
DC
IN
p
in
2 I
C
203
p
in
7 I
C
203
3..
2V
3.
2V
3..
2V
AC
S
1
RD
N
D[
3
]
3.
2V
3..
2V
3.
2V
AC
S
2
RD
N
D[
7
]
1
2
C
heck
D
C
D
C
IN
( p
in8 o
f I
C
203 )
C
heck
v
o
lt
a
g
e p
in 2,
7 o
f I
C
203
C
heck
D
C
D
C
O
U
T
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t C
N
100,
R
5
00,
R
5
01,
R
5
0
2,
R
5
03,
L
5
01,
L
5
02,
D
600
, D
601
, T
100.
C
heck
D
1
R
8
V
C
heck
D
1
R
5
V
C
heck
RF2R5V
C
heck
PA_V3.3V
C
heck
D
3
R
2
V
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
203,
C
305,
C
306,
D
301,
R
303,
R
304,
Q
302.
Re
p
la
ce I
C
203 i
f s
o
ld
er
in
g
is
O
K
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
202,
R557,R555,R55
6
.
Re
p
la
ce I
C
202 i
f s
o
ld
er
in
g
is
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t D
303,
L
302,
R
311
R
312.
R
e
p
la
c
e D
303,
L
302 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
v
o
lt
a
g
e p
in 6,
7-10,
13-16,
29-
32,
35-38,
41 o
f I
C
102 (A
C
S
1,
D
0
-15,
O
E
)
C
heck
v
o
lt
a
g
e p
in 113,
132,
120-125,
128
129
o
f
IC
103.
(A
C
S
2,
R
D
N
, D
0-7)
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
101.
R
e
p
la
c
e I
C
101 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
P
S
Y
N
C
p
in107 o
f I
C
103
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
103
Re
p
la
ce I
C
103 i
f s
o
ld
in
g
is
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
101.
Re
p
la
ce I
C
101 i
f s
o
ld
in
g
is
O
K
.
W
hen r
e
p
la
c
in
g
I
C
101,
the 9.
1.
4.
2.
C
S
ID
I
n
fo
rm
a
ti
o
n W
ri
ti
n
g
, t
he 9.
2.
3.
A
d
ju
s
tm
ent
fo
r
1.
8V
, t
he 9.
2.
4.
A
d
ju
s
tm
ent
fo
r R
F
C
lo
c
k
, t
he 9.
3.
3
. A
d
ju
s
tm
ent
fo
r R
S
S
I a
n
d
9.
3.
4
.
A
d
ju
s
tm
ent
fo
r M
o
d
u
la
ti
o
n
a
re r
e
q
u
ir
ed
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
102,
R
2
81,
R
283.
Re
p
la
ce I
C
102 i
f s
o
ld
er
in
g
is
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
103,
R
1
01,
102.
Re
p
la
ce I
C
103 i
f s
o
ld
er
in
g
is
O
K
.
C
h
eck
s
o
ld
er
co
nd
iti
o
n a
b
o
u
t Q
3
20,
R
3
30,
R
835.
R
e
p
la
c
e Q
320 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t Q
321,
R
331,
R
332,
R
334,
R
834.
R
e
p
la
c
e Q
321 i
f s
o
ld
er
in
g
i
s
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
200,
R
351,
R
833,
C
330.
Re
p
la
ce I
C
200 i
f s
o
ld
er
in
g
is
O
K
.
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
201,
R558.
Re
p
la
ce I
C
201 i
f s
o
ld
er
in
g
is
O
K
.
C
heck
D
N
IC
_5V
C
heck
s
o
ld
er
co
nd
it
io
n a
b
o
u
t I
C
204,
R
324,
R
319,
C
318.
Re
p
la
ce I
C
204 i
f s
o
ld
er
in
g
is
O
K
.
Check DC voltage
( DCDCOUT, P
A_V3.3V
, D3R2V,
RF2R5V
, DNIC5V
, D1R8V
, D1R5V )
Fi
g
. I
C
102(
S
R
A
M
) a
cces
s
F
ig
. I
C
103(
F
P
G
A
) a
c
ces
s
F
ig
. S
y
nchro
no
us
s
ig
n
a
l
ou
t of fl
ow
c
h
a
rt
W
hen r
e
p
la
c
in
g
I
C
101,
the 9.
1.
4.
2.
C
S
ID
I
n
fo
rm
a
ti
o
n W
ri
ti
n
g
, t
he 9.
2.
3.
A
d
ju
s
tm
ent
fo
r
1.
8V
, t
he 9.
2.
4.
A
d
ju
s
tm
e
nt
fo
r R
F
C
lo
c
k
, t
he 9.
3.
3
. A
d
ju
s
tm
ent
fo
r R
S
S
I a
n
d
9.
3.
4
.
A
d
ju
s
tm
ent
fo
r M
o
d
u
la
ti
o
n
a
re r
e
q
u
ir
ed
.
Make sure to set all DIP switches OFF after measurement.
F
ig
. D
C
v
o
lt
a
g
e(
s
ta
rt up
)
F
ig
. D
C
v
o
lt
a
g
e(
s
ta
rt up
)
F
ig
. D
C
v
o
lt
a
g
e(
s
ta
rt up
)
F
ig
. D
C
D
C
IC
check
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
P
o
w
er is supplied b
y
the A
C
adaptor and
each v
oltage can be chec
k
ed with a tester
.
When using the A
C
adaptor
, the maxim
um
v
oltage of IC203 pin8 (DCDCIN) and pin 7
is the same as the v
oltage output of the
A
C
adaptor
.
19
KX-TDA0156CE
8 Disassembly and Assembly Instructions
8.1.
Disassembly Instructions
1. Remove the five screws (A), and remove the Bottom Cabinet.
2. Remove the Solder on Cable of the Main Board by the Soldering iron.
3. Remove the Main Board from the Top Cabinet.
3. Remove the Main Board from the Top Cabinet.
20
KX-TDA0156CE
9 Measurements and Adjustments
9.1.
Version Check and CSID Writing
9.1.1.
Required Equipment
1. (PC)Personal Computer with serial port (Windows 2000/98 or previous version)
2. Power supply adaptor (PSZZ1TDA0142)
3. Service JIG cable (PSZZ2CA155EU)
4. AC Adaptor (KX-TCA1 / KX-A11 / PSLP1434) or Battery Box (PSZZTD142CE)
5. TEL cord
2. Power supply adaptor (PSZZ1TDA0142)
3. Service JIG cable (PSZZ2CA155EU)
4. AC Adaptor (KX-TCA1 / KX-A11 / PSLP1434) or Battery Box (PSZZTD142CE)
5. TEL cord
9.1.2.
Preparation
1. Remove the under cabinet (Refer to 7. Disassembly and Assembly Instructions)
2. Remove 2 antennas from CN900 and CN901 (Refer to 7. Disassembly and Assembly Instructions)
3. Remove the P.C.B from the upper cabinet (Refer to 7. Disassembly and Assembly Instructions)
4. Connect PC to the CS by service JIG cable
5. Start up the PC and start the hyperterminal
6. Set the hyperterminal property as follows
2. Remove 2 antennas from CN900 and CN901 (Refer to 7. Disassembly and Assembly Instructions)
3. Remove the P.C.B from the upper cabinet (Refer to 7. Disassembly and Assembly Instructions)
4. Connect PC to the CS by service JIG cable
5. Start up the PC and start the hyperterminal
6. Set the hyperterminal property as follows
7. Set DIP switch pin 2 to 6 from OFF to ON.
8. Supply a voltage to the TEL jack from the AC adaptor (KX-TCA1 / KX-A11 / PSLP1434 or Battery Box) via power supply
adaptor (PSZZ1TDA0142)
serial port setup
Port
COM1
Bit per second
19200
Data bits
8
Parity
None
Stop bit
1
Flow control
Xon/Xoff
serial port setup
check next check boxies
ASCII Receiving - Append line feeds to incoming line ends
ASCII Receiving - Append line feeds to incoming line ends
Warp line that exceed terminal width
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