Denon TU-235RD User manual
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F
X
©
N
Hi-Fi
AM-FM
Stereo
Tuner
SERVICE
MANUAL
MODEL
TU-235RD
MODEL
TU-260LI
AM-FM
STEREO
TUNER
BAYERN-4Y
£3
The
illustration
shows
the
TU-235RD.
—
TABLE
OF
CONTENTS
—
SAFETY
PREGAUTIONS.
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2
SPECIFICATIONS
DISASSEMBLY
.........
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ADJUSTMENT
ry
@
Some
illustrations
using
in
this
service
manual
are
slightly
different
from
the
actual
set.
NIPPON
COLUMBIA
CoO.
LTD.
SE
TU-235RD/TU-260L
1]
Se:
-
SAFETY
PRECAUTIONS
The
following
check
should
be
performed
for
the
continued
protection
of
the
customer
and
service
technician.
LEAKAGE
CURRENT
CHECK
Before
returning
the
unit
to
the
customer,
make
sure
you
make
either
(1)
a
leakage
current
check
or
(2)
a
line
to
chassis
resistance
check.
if
the
leakage
current
exceeds
0.5
milliamps,
or
if
the
resistance
from
chassis
to
either
side
of
the
power
cord
is
less
than
460
kohms,
the
unit
is
defective.
SPECIFICATIONS
©
FM
SECTION
Frequency
Range
Antenna
Terminals
Usable
Sensitivity
S/N
50
dB
Sensitivity
Monaural
stereo
(wV
is
at
75
Q/
ohms
0
dBf
=
10°5W)
Image
Interference
Ratio
IF
Interference
Ratio
AM
Suppression
Ratio
Effective
Selectivity
Capture
Ratio
Frequency
Characteristics
Signal-to-noise
Ratio
Monaural
stereo
Total
Harmonic
Distortion
Mono
1
kHz
(at
75
kHz
dev.)
Stereo
1
kHz
(at
67.5
kHz
dev.)
Stereo
Separation
1
kHz
@
AM
SECTION
(MW
and
LW)
MEDIUM
WAVE
Frequency
Range
Antenna
Terminals
Usable
Sensitivity
Signal-to-noise
Ratio
LONG
WAVE
Frequency
Range
Usable
Sensitivity
Signal-to-noise
Ratio
@®
OTHERS
Power
Supply
Power
Consumption
Dimensions
(W)
x
(H)
x
(D)
Net
weight
87.5
MHz
—
108.0
MHz
75
Q/
ohms
Unbalanced
0.9
pV
(10.3
dBf)
1.2
pV
(IHF)
1.6
pV
(15.3
dBf)
20
pV
(37.2
dBf)
80
dB
100
dB
50
dB
70
dB
(+400
kHz)
1.5
dB
20
Hz
-15
kHz
‘93
dB
82
dB
(IHF)
78
dB
(DIN)
76
dB
(IHF)
72
dB
(DIN)
0.5
%
0.8%
40
dB
522
kHz
-
1611
kHz
Terminal
Type
with
Loop
Ant.
18
pV
53
dB
(TU-260LII
Only)
153
kHz
-
279
kHz
30
nV
50
dB
AC230
V
50Hz
9W
434
x
75
x
239
mm
2.5
kg
DISASSEMBLY
(Follow
the
procedure
below
in
reverse
order
when
reassembling)
Top
Cover
1.
Remove
6
screws
(1)
fixing
the
Top
Cover.
(4
on
both
sides,
2
on
the
rear)
Detach
the
Top
Cover,
moving
backwards
a
little
and
lifting
it
as
shown
in
the
arrow
direction.
Top
cover
TU-235AD0/TVU26OLI
&
Tuner
P.W.B.
1.
2,
3.
4
Remove
3
screws
@)
fixing
the
Tuner
P.W.B.
Remove
3
screws
@)
on
the
rear.
Disconnect
2
connectors
@).
Release
the
Tuner
P.W.B.
from
P.W.B.
holder
©.
Rear
Panel
S88
TU-23S5AD/TUSGOLI
&
Front
Panel
1.
Remove
7
screws
@)
fixing
the
Front
Panel.
(2
on
both
sides,
5
on
the
bottom)
Front
Panel
2.
Remove
8
screws
@)
fixing
each
P.W.B.
3.
Detach
the
1U-3139-2
P.W.B.
from
the
Front
Panel
as
shown
in
the
arrow
by
releasing
2
hooks
(0.
4.
Detach
the
1U-3139-3
and
1U-3139-4
P.W.B.s
from
the
Front
Panel
as
shown
in
the
arrow,
after
pulling
out
tuning
knob
@)
and
removing
nut
@.
a
TU-2SSAD/TU-260LII
|
BLOCK
DIAGRAM
fle
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ZLE~LOEMS
e
ice
Noe
Fae
YHOSNAS
hoe
1s
ZOeol
:
AOEzZOV
Aluo
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3X
(qe)
|
——
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|
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TU-23SAR0D/7U-260
L1
|
METHOD
OF
ADJUSTMENT
oo
ee
CONNECTION
DIAGRAM
OF
MEASURING
INSTRUMENTS
When
making
adjustments,
be
sure
the
power
supply
is
at
the
rated
voltage
and
the
room
air
is
on
normal
conditions
with
respect
to
temperature
and
humidity.
@
FM
1U-3139-1
Tuner
Unit
(Component
Side)
STEREO
MODULATOR
=i
SIGNAL
GENERATOR
Main
90%
(67.5kHz
dev)
Pilot
10%
(7.5kHz
dev)
Mod.
frequency:
1kHz
Ant
input'level:
60dBy:
DISTORTION
METER
OSCILLOSCOPE
AUDIO
VOLT
METER
DIGITAL
VOLT
METER
1U-3139-1
TUNER
UNIT
FM
Alignment
Points
(Component
Side)
Front
Panel
Side
TU-235ARD/TU-26o0L
FM
ALIGNMENT
Tuning
Adjustment
Alignment
Frequency
Remarks
tem
Settin
Frequency
|
input
Level
|
Modulation
}
Coupling
Connect
to
Points
Adjust
to
{3}
Q
no
Antenn
igital
riches
98MHz
|
FMSSG|
98MHz
|
60dBu
we
enna
ele
|
CMSEENS
|
be
+10
mV
ea
ustment
1
kHz
100%
}|
Terminal
|
Voltmeter
|
And
JV34
separaon
|
Q8MHz
|
FMSSG|
98MHz
|
6ocBy
|
Stereoth)
hoa
Pee
VR102
Meron
100%
|
Termina
peat
erminal
(R'
eparatio
Signal
Antenna
Light
TUNED
98
MHz
FMSSG
98'MHz
20
dBu
VR101
Level
Terminal
on
FL
Display
AM
ALIGNMENT
Tuning
Adjustment
ee
Frequency
Remarks
Setin
Frequency
|
Input
Level
|
Modulation
|
Coupling
Connect
to
Points
Adjust
to
Q
603kKHz
|AMSSG}]
603kHz
400
Hz
30%
|
AM
Loop
ped
ou
T102
ae
ustment
Antenna
|
Voltmeter
|
Terminal
(L
beard
sd
aha
ae
a
peti
2
eH
ma
vet
es
vem
[|
Antenna
_j
Voltme
Output
AM
Looj
Maxi
TU-260L0
fa
270kHz
|AMSSG]
270kHz
400
Hz
30%
i
T103-b
mn
Adjustment
Antenna
|
Voltmeter
eee,
ar
Output
Only
*
The
tevel
at
AGC
is
not
activated.
Initializing
(Memory
clearing)
Method
To
clear
memory
contents
of
microcomputer
and
restore
to
the
state
of
shipment
at
the
factory,
take
the
following
step.
@
While
pressing
the
Keys
1
and
7
of
the
front
panel,
insert
power
cord
into
the
AC
outlet.
FRONT
END
Parts
No.:
216
9013
004
ps5}
mM
|
[ef
+B
|
[8
|
OSC
OUT
C1
c2
cé
ial
cg
TR
1
p
2SK302
0-100
D1-D4:
SVC212
or
1$V225
HVM27
NOTES
1.
TERMINAL
NUMBER
REFFER
TO
OVERALL
APPEARANCE.
2.
RECEIVING
FREQUENCY.
87.5~108
MHz.
3.
INPUT
IMPEDANCE.
75
ohm.
4.
OUTPUT
IMPEDANCE.
300
ohm.
5.
SUPPLY
VOLTAGE.
+B
12
V.
€.
TUNING
VOLTAGE.
Vt
1.2
min~9.0
max
V.
a
et
ha
|
ee
ange
oa
EE
ed
ee
Se
eT
SEMICONDUCTORS
@IC’s
TMP87CM71F-6754
(1C301)
TMP87CM71F-6754
Terminal Function
[rere]
sr
Ca
|
—
|
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ss
SSCSC—=szY
|
2
|
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|
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—
[Gn]
—
|
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|
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|
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|
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GND
|
5
[P14
SEL
S
te
|
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eu
—]
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Encoderisput
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|
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|
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|
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[nb]
—|
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|
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|
24
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|
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TN
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|
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control
output
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|
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control
output
(serial
data)
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|
26
jrpoi
fcuk
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output
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clock)
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27
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|
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——“C;CSC™C;~™~™~CC
|
68
|P4i/KEY1
[NotUsed
|_|:
[|
—
[GND]
—
[Zz
[—TJConnectedtoGND.
s—CCOC~<C~;~™~™~S
|_
69
|P42/KEY2
|NotUsed
ss
|
|
[—|Gno{
—|
z
[—TConnectedtoGND.—t—“—C;SCC~CSY
|
70
[paxKey3
[iw
tt
[—T
—T
iv]
z
[—]iwbandsetting(H:yes)
™~—“—~S™SC
|
71
|P4aKev4
[NotUsed
|
|
|
—[eu[—J|z|[—JconnectedtoGND
ss
™~—CSSCSCC
|
72
|P45/KEYS
[NotUsed
—s—s|:'
|:
|
—[eul—
[2]
[ConnectedtoGND
”—<“C;C;SC~S
73
|Paecins
[Key1
dt
tt
[—Teuliv[z[—Jkeyinptt
—
O™~—“—SSOCCCCC‘SY
[74_[Paricina_[KEY2
11
]—|eu[
tw]
z
[—|Keyinput
[75
[psocins_
[Keys
|
1
|—|
eu]
tv]
z
|
—
[Keyinpat_____——
SSS
|
76
[psvcin2
[keys
|
|
[—Teuliv[
z[—J|keyinptt
SO
TC™~“‘S;;C;™;™;™;~;™;™~™S
|
77_|psacint
[veR.
|
|
|
—T
eu]
tv
|
z
[—[Destinationsetting
_—~«Y
|
78_|psycino
|[verR.
sss
|
|
|
—]
ul
iv]
z
|
—Specificationssetting
+4
|
79
[ps4
[Mure
CT
OTN
Ew]
—[Z
1H
[Mute
output(H:
Mute)
C~—“—~*S*~*~SCSCSY
|
80
|
P55/PMW_
|
PRESET
|
o
|
—]
eu]
—[
z
[
—
[LED
Drive
output
NOTE:
Pin
No.
:
Terminal
number
of
microcomputer.
Port
Name
:
The
name
entered
on
the
data
sheet
of
microcomputer.
Symbol
:
Symbolized
interface
function.
vO
:
Input
or
out
of
port.
“=
Input
port
“O”
=
Output
port
Type
:
Composition
of
port
in
case
of
output
port.
“C”
=
CMOS
output
“N”
=
NMOS
open
drain
output
“P”
=
PMOS
open
drain
output
OP
:
Pull
up/Pull
down
selection
information.
“lu”
=
Inner
microcomputer
pull
up
“Id”
=
Inner
microcomputer
pull
down
“Eu”
=
External
microcomputer
pull
up
“Ed”
=
External
microcomputer
pull
down
Det
:
Indicates
judging
state
of
input
port.
Level
detection
is
“LV’;
Edge
detection
is
“Ed”;
Detection
by
both
shifting
is
“E&L”;
Serial
data
detection
is
“S”
(Serial
data
output
is
also
“S”).
Res
:
State
at
reset.
“H”
=
Outputs
High
Level
at
reset
“L”
=
Output
Low
Level
at
reset
;
“Z’
=
Becomes
High
impedance
mode
at
reset
Ini
:
Initial
output
state.
Function
:
Function
and
logical
level
explanation
of
signals
to
be
interface.
G8
TU-235AD0/TU-260Li
age
10
'LC72720NM
+5V
O
Vdda
O
|
REFERENCE
78
Vssa
'e
VOLTAGE
SMOOTHING
FILTER
VREF
MPXIN
Vdda
Vssa
[4
FLOUT
SYNC
/EC
OSYNC
CONTROLLER
cin
[5]
.c72720n
—_‘f78]
Ros
ae
a
LC72720NM
OSC
/
DIVIDER
ne
or7
Owe
—
T3(ROCL)
Ne
_Oxour
TA(RDDA)
0
TS(RSFT)
7" om
~
yout
LC72720NM
Terminal
Function
=
Li
|VREF
(OT
Ref.
voltage
output(Vdda/2).
C—“‘“*S*~*“‘*‘CS*~*~*™
|
2
|MPXIN
|
[Base
band
(multiplex)
signalinput.
ss
C“‘CS*S*™*~*~*~*~*
|
3
|vopoa
|
J
Analogpartpower(45V)COC“S*S*S*~“‘*S*~*S*S*S*S~*S
|}
4
|Vssa
|
J
AnnalogpatGND.
CC“‘“‘CNSOO#O#C#“(#(NNYNYNNSNY
|
5
|FLOUT
~———
|_-«O
|
Sub-carrier
output
(filter
output).
|
6
{CIN
——C
JY
1:
|
Sub-carrier
input
(comparator
input).
17
[T_T
[
Test
input
(connect
to
GND).
T2,
SSS
[
Test
input
(standby
cont.)
0:
normal,
1:
standby
T3
(RDCL)
|
|
|
Test
/O
(RDS
clock
output).
0
Test
I/O
(RDS
data
output).
1
Test
/O
(judge
data
output).
X'tal
osc,
output
(4.332/8.664
MHz).
|_O
|
XIN
————é—ssSYt[
X'tall
oc.
input
(external
ref.
signal
input).
[Vddd
CT
—
J
Digital
part
power
(+5V).
lVssd_
Csd|
=
[
Dig
Test
I/O
(error,
play
carrier,
error
block
output).
17_|7T7
(CORREC/ARI-ID/BEO)
_.
|
1/O*|
Test
I/O
(error
correct,
SK
detect,
error
block
output).
nN _—
=
a}
=
©
ao
1/O*
|
Block
sync.
detect
output.
[RDSID_
OT
RDS
detect
output.
[p00
ata
ou:
ep}
1
oul
Serial
data
interface
(CCB)
fee
FF
chip
ona
SYR.
sync.
&
RAM
address
reset
(positive
logic).
*
Normal
output
terminal,
used
in/out
terminal
at
test
(user
setting
impossible).
TU-235RO0/TU-260L0
&
LA1265
(S)
(IC101)
LA3401
(1C102)
LA1265
(S)
D
SD
Adj
eer
aaa
|
LOT
DET
ae
C04)
‘
aL
MUTING
CONTROL
MUTING
FM
AM
CHANGE
OVER
Ir
OUTPUT
Vec
ON
MUTING
LC72131M
(1C104)
an
i
TU-235RD/TU-260L1
BA178M12
(1C106)
BA178M06
(IC
107)
1:
Output
2:
GND
3:
Input
@
TRANSISTORS
DTA114EK
DTC144EK
DTC323TK
\
-
1
4:
GND/Emitter
2:
Input/Base
3:
Output/Collector
2SK211
(Y/GR)
3:
Source
@
DIODES
1SR35-200A
Blue
Db
Gal
Orange
12
INPUT
(2)
SAFE
OPERATING
RANGE
x
PROTECTION
STARTING
REFERENCE
y
CIRCUIT
VOLTAGE
ERROR
wa
ae
OVERHEATING
PROTECTION
cs)
oS
QR
oO
OUTPUT
GND
(3)
DTA114EK
DTC144EK
Output/Collector
47k
Output/Collector
Input/Base
Input/Base
10k
47k
GND/Emitter
GND/Emitter
DTC323TK
2.2k
Output/Collector
input/Base
ana
GND/Emitter
2SB1197
(Q/R)
2802412
(S)
2SC2413
(Q)
1
1:
Emitter
2:
Base
3:
Collector
MA151A
UDZ3.3B
UDZ6.8B
1
UDZ12B
2
al
-
Cathode
Mark
1.Cathode
2.Anode
@®
REMOTE
CONTROL
SENSOR
GP1U271X
(1C302)
Comparator
Amp
Limiter
B.P.F.
Demodulator
Integrator
GND
Vcc
Vout
RDS
EON
TA
TP RT
PTY
TUNED
STEREO
AUTO
RFATT
MEMO
CH
TAPE
#
2
IS
a
i
Ot
UO
14G
RDS
EON
TA
TP
RT
PTY
TUNED
STEREO
AUTO
RFATT
MEMO
CH
TAPE
12
a
i
18G
12G
11G
10G
9G
TERMINAL
CONNECTION
(UPPER)
58
57 56 55 54
53
52
NP
NP
NP
NP NP
NP NP
NP
NP
NP
NP
NP NP
44
43
42
41
40
39
38
37
36
35
NP NP
NP
NP
NP
NP
NP
NP
NP
NP
NP
NP
NP
NP
NP
(LOWER)
26
27
28
29
30
31
32
33
34
TERMINAL
NO.
ELECTRODE
7G 6G
5G
4G
3G
2G
1G
F2 F2
TERMINAL
NO.
ELECTRODE
Notes:
F:
Filament
NP:
NO.
Pin
G:
Grid
P:
Anode
TU-235R0D/TU-260L]I
Mi
13
ae
TU-235R0/TU-2S6OLII!
PRINTED
WIRING
BOARD
—
,
| |
1U-3139
4U-3139-4
POWER
SW.
UNIT
/4U-3139-5.
INLET
UNIT
cX021
Sa
TO
a
es
--35RO/TU-26OLi
&
NOTE
FOR
PARTS
LIST
@
Part
indicated
with
the
mark
"©*
are
not
always
in
stock
and
possibly
to
take
a
long
period
of
time
for
supplying,
or
in
some
case
supplying
of
part
may
be
refused.
@
When
ordering
of
part,
clearly
indicate
"1"
and
"I"
(i)
to
avoid
mis-supplying.
@
Ordering
part
without
stating
its
part
number
can
not
be
supplied.
@
Part
indicated
with
the
mark
“x"
is
not
illustrated
in
the
exploded
view.
@
Not
including
Carbon
Film
+5%,
1/4W
Type
in
the
P.W.Board
parts
list.
(Refer
to
the
Schematic
Diagram
for
those
parts.)
WARNING:
;
Parts
marked
with
this
symbol
A\
Mil
have
critical
characteristics.
Use
ONLY
replacement
parts
recommended
by
the
manufacturer.
@
Resistors
@
Capacitors
Ex:
RN
14K
2
«4182
«6G
ER
Ex:
CE
O04w
4H
2R2
M
BP
Type
Shape
Power
Resist-
Allowable
Others
Type
Shape
Dielectric
Capacity
Allowable
Others
and
per-
ance
error
and
per-
strength
error
formance
formance
Units:
ohm
:
Carbon
:
: :
Putse-resistant
type
:
Aluminum
foil
F
:
High
stability
type
:
Composition
7
:
:
Low
noise
type
electrolytic
:
Metal
oxide
film
:
:
:
Non-buming
type
:
Aluminum
solid
G:
:
Non-polar
type
:
Winding
: :
:
Fuse-resistor
electrolytic
:
Metal
fitm
:
: :
Lead
wire
forming
:
Tantalum
electrolytic
Jo:
:
Ripple-resistant
type
Metal
mixture
Film
K:
:
For
change
and
discharge
:
Ceramic
M:
:
For
assuring
high
frequency
:
Ceramic
>
:
UL
part
:
Oi
:
CSA
part
3
=
1800
ohm
=
1.8
kohm
:
Mica
P:
:
UL-CSA
type
Indicates
number
of
zeros
after
effective
number.
:
Metallized
:
Lead
wire
forming
2-digit
effective
number.
:
Metallized
.
=
1R&R
=>
1.2
ohm
t
eee
1-digit
effective
number.
2-digit
effective
number,
decimal
point
indicated
by
R.
*
Capacity
(electrolyte
only)
oo,
:
=
2200uF
“Unie:
enn
t
iin
Indicates
number
of
zeros
after
effective
number.
2-digit
effective
number.
¢
Units:
pF.
28h
2
=
2.2uF
t
4
1
-digit
effactive
number.
2-digit
effective
number,
decimal
point
indicated
by
R.
¢
Units:
pF.
*
Capacity
(except
electrolyte)
>
2200pF=0.0022uF
(More
than
2)—
Indicates
number
of
zeros
after
effective
number.
2-digit
effective
number.
¢
Units:
pF.
=>
220pF
(0
of
1)
Indicates
number
of
zeros
after
effective
number.
2-digit
effective
number.
*
Units:
pF.
«
When
the
dielectric
strength
is
indicated
in
AC,
"AC"
is
included
after
the
dieelectric
strength
vaiue.
15
bc
i
tc
|
Ya
-
PARTS
LIST
OF
P.W.B.
UNIT
1U-3139
MAIN
P.W.B.
UNIT
Ref.No.
|
Part
No.
Part
Name
Remarks
Part
No.
Part
Name
Remarks
|
|
SEMICONDUCTORS
GROUP
R107
247
0009
985
|
Carbon
chip
10
kohm
1/10W|
RM73B--103J
f
IC101
263
0891
001
{IC
LA1265(S)
R108
247
0005
905
|
Carbon
chip
100
ohm
1/10W
|
RM73B--101J
10102
263
0439
007
|IC
LA3401
R111,112
|
247
0018
905
|
Carbon
chip
0
ohm
1/10W
RM73B--0ROK
1C103
263
0672
903
|IC
BA4558F
TU-235RD
only
10104
262
2450
900
JIC
LC72131M-TLM
R113
247
0008
944
|
Carbon
chip
2.7
kohm
1/10W_
|
RM73B--272J
IC105
262
2547
907
[IC
_LC72720NM
R114
247
0006
945
|
Carbon
chip
1
kohm
1/10W
|
RM73B--102J
IC106
263
1004
004
|IC
BA178M12
R115
247
0006
920
|
Carbon
chip
330
ohm
1/10W
|
RM73B--331J
1C107
263
1010001
|IG
BA178M06
R117
247
0005
989
|
Carbon
chip
220
ohm
1/10W
|
RM73B--221J
R118
247
0006
920
|
Carbon
chip
330
kohm
1/10W
|
RM73B--331d
(C301
262
2527
008
|IC
TMP87CM71F-6754
R119
247
0006
962
|
Carbon
chip
470
ohm
1/10W
|
RM73B--471J
1c302
499
0290
007
|Remocon
sensor
GP1U271X
R120
247
0011
902
|
Carbon
chip
33
kohm
1/10W
|
RM73B--333J
TU-260LI1
only
Transistor
DTA114EK
R122
247
0011
902
|
Carbon
chip
33
kohm
1/40W_
|
RM73B--333J
TR101
269
0083
901
TR102
275
0074
902
|FET
2SK211-Y/GR
TU-260LI
only
TR120,121
|
269
0054
901
|Transistor
DTC144EK
Ri24
247
0010
929
|
Carbon
chip
15
kohm
1/10W
|
AM73B--153J
TR103
|
273.
0438
908
|
Transistor
28C2413K(Q)
.
TU-260LD
only
TR104
269
0054
901
|
Transistor
DTC144EK
R126
247
0010
929
|
Carbon
chip
15
kohm
1/140W
|
RM73B--153J
TR105~108|
269
0066
902
|
Transistor
DTC323TK
pean
ony
TRI09
269
0083
901
|
Transistor
DTA114EK
R129
247
Carbon
chip
2.4
kohm
1/10W
|
RM73B--242J
TR110,111
|
269
0054
901
|Transistor
DTC144EK
R130
247
0006
920
|
Carbon
chip
330
ohm
1/10W
|
RM73B--331J
TRI
12-115]
273
0384
900
|Transistor
26C2412K(S)
|
TU-260LIT
only
Biot”
jee
Caonnenig
25)
kel
ciOW
AMIS
=7Et)
TR116,117
|
269
0083
901
{Transistor
DTA114EK
R132
247
0010
929
|
Carbon
chip
15
kohm
1/10W_
|
RM73B--153u
TR118
_|272.0153.905
|
Transistor
2681197K(Q/R}
R133~135
|
247
0009
927
|
Carbon
chip
5.6
kohm
1/10W
|
RM73B--562J
TR119
|
269.0054
901
ITransistor
DTC144EK
R136
247
0005
905
|
Carbon
chip
100
ohm
1/10W_
|
RM73B--101J
tRI22
|273.0384
900
|
Transistor
26C2412K(S)
R137
247
0011
928
|
Carbon
chip
39
kohm
1/10W_
|
RM73B--393J
R138
247
0009
985
|
Carbon
chip
10
kohm
1/10W
|
RM73B--103u
TR301
269
0083
901
|Transistor
DTA114EK
R139
247
0009
901
|
Carbon
chip
4.7
kohm
1/10W_
|
RM73B--472J
R302
|
269.0054
901
Transistor
DTC144EK
R140
247
0011
986
|
Carbon
chip
68
kohm
1/10W
|
RM73B--683J
TR303
|
269.0083
901
|Transistor
DTA114EK
R141
247
0009
985
|
Carbon
chip
10
kohm
1/10W_
|
RM73B--103J
R143
247
0008
944
|
Carbon
chip
2.7
kohm
1/10W
|
RM73B--272J
D101
276
0438
910
|Diode
MAIS1A
R144
247
0009
985
|
Carbon
chip
10
kohm
1/10W
|
RM73B--103J
D104,105
|
276
0553905
{Diode
1SR35-200A
R145
247
0008
960
|
Carbon
chip
3.3
kohm
1/10W_
|
RM73B--332J
D106
276
0438910
|Diode
MAIS1A
R146
247
0009
985
|
Carbon
chip
10
kohm
1/10W
|
RM73B--103J
D107-112
|276
0553905
|Diode
1SR35-200A
R147
247
0009
927
|
Carbon
chip
5.6
kohm
1/10W_
|
RM73B--562J
114,115
|
2760438910
|Diode
MA151A
R149
247
0012
927
|
Carbon
chip
100
kohm
1/10W
|
RM73B--104J
D152
276
0438910
|Diode
MA151A
R150
247
0011
915
|
Carbon
chip
36
kohm
1/10W
|
RM73B--363J
R151,152
|
247
0012
927
|
Carbon
chip
100
kohm
1/10W|
RM73B--104J
D301
276
0438910
|Diode
MAIS1A
R153,154
|
247
0012
998
|
Carbon
chip
200
kohm
1/10W|
RM73B--204J
R155
247
0007
987
|
Carbon
chip
1.5
kohm
1/10W
|
RM73B--152J
2101
276
0686
908
|Zener
diode
UDZ3.3B
3.3V
R156
247
0009
927
|
Carbon
chip
5.6
kohm
1/10W
|
RM73B--562J
2D102,103
|
276
0694
932
|Zener
diode
UDZ6.8B
6.8V
R157
247
0013
900
|
Carbon
chip
220
kohm
1/10W
|
RM73B--224J
R158,159
|
247
0008
928
|
Carbon
chip
2.2
kohm
1/140W
|
RM73B--222J
LD304
393
9502
906
|LED
SEL4214R
R160,161
|
244
2055
970
|
Metal
oxide
56
ohm
1W
RS14B3A560JNBS(S)
;
R162
244
2055
938
|
Metal oxide
6.8
ohm
1W
RS14B3A6R8JNBS(S)
FL301
393
8020
007
|
VFD
(14-8T-39Gk)
R163
247
0009
985
|
Carbon
chip
10
kohm
1/10W
|
RM73B--103J
R164
247
0010
916
|
Carbon
chip
13
kohm
1/40W
|
RM73B--133J
R165
247
0009
901
|
Carbon
chip
4.7
kohm
1/10W_
|
RM73B--472J
ries
|
247.0009
985
|
Carbon
chip
10
kohm
1/10W
|
RM736--103)
R104
247
0002
966
|Carbon
chip
10
chm
1/10W
=|
RM73B--101J
Ri68
247
0009
901
|
Carbon
chip
4.7
kohm
1/10W
|
RM73B--472J
R102,103
|
247
0007
945
|
Carbon
chip
1
kohm
1/10W
|
RM73B--102J
R169
247
0012
927
|
Carbon
chip
100
kohm
1/10W|
RM73B--104J
R104
247
0012
927
|Carbon
chip
100
kohm
1/10W
|
RM73B--104J
R170
247
0007
945
|
Carbon
chip
1
kohm
1/10W
|
RM73B--102J
R105
247
0007
945
{Carbon
chip
1
kohm
1/10W
= |
RM73B--102J
R171
247
0009
901
|
Carbon
chip
4.7
kohm
1/10W
|
RM73B--472J
R106
247
0009
927
Carbon
chip
5.6
kohm
1/10W
|
RM73B--562J
R172
247
0007
945
|
Carbon
chip
1
kohm
1/10W
|
RM73B--102J
RSL
SC
OR
a
EES
Ti).
2ST
USO!
1)
Saw!
|
Ref.No.
|
Part
No.
Part
Name
R173
R174,175
R176
R177
R178
R179
R180-183
R184
R186
R187
R188
R189
R191~193
R194,195
R301
R302-312
R313
R315,316
R317
R320
R821
R322,323
R324,325
R326,327
R328,329
R330,331
R332
R333
R334
R335
R336
R337
R338,339
R340
R341
R342
;
R351,352
VRi04
VR102
CAPACITORS
GROUP
105,106
247
0009
956
247
0011
944
247
0009
956
247
0009
985
247
0010
958
247
0009
901
247
0004
906
247
0010
961
247
0012
985
247
0009
927
247
0018
905
247
0007
945
247
0018
905
247
0002
966
247
0006
920
247
0005
905
247
0009
985
247
0009
985
247
0010
958
247
0018
905
247
0018
905
247
0007
945
247
0005
976
247
0006
917
247
0006
975
247
0007
945
247
0008
957
247
0011
960
247
0007
945
247
0005
976
247
0006
917
247
0006
975
247
0007
945
247
0005
976
247
0006
917
247
0006
975
247
0011
944
211
6093
941
211
6093
967
257
0008
983
257
0002
947
254
4522
945
257
0012
966
257
0002
963
Carbon
chip
7.5
kohm
1/10W
Carbon
chip
47
kohm
1/10W
Carbon
chip
7.5
kohm
1/10W
Carbon
chip
10
kohm
1/10W
Carbon
chip
20
kohm
1/10W
Carbon
chip
4.7
kohm
1/10W
Carbon
chip
39
ohm
1/10W
Carbon
chip
22
kohm
1/10W
Carbon
chip
180
kohm
1/10W
Carbon
chip
5.6
kohm
1/10W
Carbon
chip
0
kohm
1/10W
Carbon
chip
1
kohm
1/10W
Carbon
chip
0
ohm
1/10W
Carbon
chip
10
ohm
1/10W
Carbon
chip
330
ohm
1/10W
Carbon
chip
100
ohm
1/10W
Carbon
chip
10
kohm
1/10W
Carbon
chip
10
kohm
1/10W
Carbon
chip
20
kohm
1/10W
Carbon
chip
0
kohm
1/10W
Carbon
chip
0
ohm
1/10W
Carbon
chip
1
kohm
1/10W
Carbon
chip
200
ohm
1/10W
Carbon
chip
300
ohm
1/10W
Carbon
chip
510
ohm
1/10W
Carbon
chip
1
kohm
1/10W
Carbon
chip
3
kohm
1/10W
Carbon
chip
56
kohm
1/10W
Carbon
chip
1
kohm
1/10W
Carbon
chip
200
ohm
1/10W
Carbon
chip
300
ohm
1/10W
Carbon
chip
510
ohm
1/10W
Carbon
chip
1
kohm
1/10W
Carbon
chip
200
ohm
1/10W
Carbon
chip
300
ohm
1/10W
Carbon
chip
510
ohm
1/10W
Carbon
chip'47
kohm
1/10W
Semi
fixed
resistor
10
kohm
Semi
fixed
resistor
47
kohm
Ceramic
chip
1000
pF/50V
Ceramic
chip
12
pF/50V
Electrolytic
47
F/35V
Ceramic
chip
0.01
F/S0V
Ceramic
chip
15
pF/S0V
RM73B--752J
RM73B--473J
RM73B--752J
RM73B--103J
RM73B--203J
RM73B--472J
RM73B--390J
RM73B--223J
RM73B--184J
RM73B--562J
RM73B--OROK
TU-260LH
only
RM73B--102J
TU-260L0
only
RM73B--OROK
RM73B--100J
RM73B--331J
RM73B--101J
RM73B--103d
RM73B--103J
RM73B--203J
RM73B--OROK
TU-260LII
only
RM73B--OROK
TU-235RD
only
RM73B--102J
RM73B--201J
RM73B--301
J
RM73B--511J
RM73B--102J
RM73B--302J
RM73B--563J
RM73B--102J
RM73B--201J
RM73B--301J
RM73B--511J
RM73B--102J
RM73B--201J
RM73B--301J
RM73B--51
1d
RM73B--473J
VO6PB103
VO6PB473
CK73B1H102K
CC73SL1H120J
CEO4W1V470M
SMG/RE3
CK73F1H103Z
CC73SL1H150J
C107
C108
C109
C110
C111
C112
C113
C114
C115~117
C118
C119
C120,121
C122
C123
C124
C125
C129
C130
C131
C132
C133
C134
C135
C136
C137,138
C139
C140
C144
C142
C143
C144
0145
C146
C147
C148
C149,150
C1514
C152
C155
C156
C157
C158,159
C160
C161
C162
C163,164
C165
C166
C167
C168,169
C170
C171
Part
No.
257
0012
966
257
0010
900
254
4524
943
257
0004
961
257
0012
966
254
4524
943
257
0012
966
257
0013
907
257
0012
966
257
0014
935
254
4524
927
257
0012
966
257
0009
924
254
4524
930
257
0004
961
257
0012
966
254
4524
943
257
0012
982
257
0006
943
254
4524
943
254
4522
916
254
4522
929
254
4522
916
257
0004
961
257
0003
904
254
4524
943
254
4522
916
254
4524
943
254
4524
914
256
1058
939
254
4522
929
256
1058
942
254
4522
916
257
0012
966
254
4524
943
257
0006
930
254
4327
904
254
4522
916
254
4522
916
254
4428
706
254
4522
945
257
0012
966
254
4524
943
254
4524
972
257
0012
966
254
4522
916
257
0012
966
256
1058
971
254
4525
926
257
0009
953
254
4524
956
257
0012
966
Part
Name
Ceramic
chip
0.01
1
F/50V
Ceramic
chip
0.01
1
F/50V
Electrolytic
1
uF/50V
Ceramic
chip
100
pF/50V
Ceramic
chip
0.01
pF/50V
Electrolytic
1
wF/50V
Ceramic
chip
0.01
wF/50V
Ceramic
chip
0.047pF/50V
Ceramic
chip
0.01
mF/S0V
Ceramic
chip
0.1
mF/25V
Electrolytic
0.33
.F/50V
Ceramic
chip
0.01
pF/50V
Ceramic
chip
2200
pF/50V
Electrolytic
0.47
.F/50V
Ceramic
chip
100
pF/50V
Ceramic
chip
0.01
yF/50V
Electrolytic
1
F/50V
Ceramic
chip
0.022
F/50V
Ceramic
chip
560
pF/50V
Electrolytic
1
wF/50V
Electrolytic
10
F/35V
Electrolytic
22
1F/35V
Electrolytic
10
F/35V
Ceramic
chip
100
pF/50V
Ceramic
chip
22
pF/50V
Electrolytic
1
F/50V
Electrolytic
10
F/35V
Electrolytic
1
F/50V
Electrolytic
2.2
F/S0V
Metalized
0.047
.F/50V
Electrolytic
22
F/35V
Metalized
0.056
1.F/50V
Electrolytic
10
wF/35V
Ceramic
chip
0.01
4
F/50V
Electrolytic
1
F/50V
Ceramic
chip
510
pF/50V
Electrolytic
1000
F/6.3V
Electrolytic
10
wF/35V
Electrolytic
10
1F/35V
Electrolytic
2200
yF/35V
Electrolytic
47
F/35V
Ceramic
chip
0.01
pF/S0V
Electrolytic
1
F/SOV
Electrolytic
4.7
.F/50V
Ceramic
chip
0.01
F/50V
Electrolytic
10
1
F/35V
Ceramic
chip
0.01
wF/50V
Metalized
0.1
pF/50V
Electrolytic
100
.F/50V
Ceramic
chip
3900
pF/50V
Electrolytic
2.2
.F/50V
Ceramic
chip
0.01
F/50V
Remarks
CK73F1H103Z
CK73B1H103K
CEO4W1HO1CM
SMG/RE3
|
CC73SL1H101J
CK73F1H103Z
CEQ4W1HO10M
SMG/RE3
CK73F1H103Z
CK73F1H473Z
TU-260LHI
only
CK73F1H103Z
CK73F1E104Z
CEO4W1HR33M
SMG/RES
CK73F1H103Z
CK73B1H222K
CEO4W1HR47M
SMG/RE3
CC73SL1H101J
CK73F
1H103Z
CEO4W1HO10M
SMG/RE3
CK73F1H223Z
CC73SL1H561J
CEO4W1HO1OM
SMGIRES
|
CE04W1V100M
SMG/RES
CEO4W1V220M
SMG/RES
CEO4WIV100M
SMGIRES
CC73SL1H101J
CC73SL1H220J
CEO4W1HO10M
SMGIRES
CEO4W1H100M
SMGIRES
CEO4W1HO10M
SMG/RE3
CEO4W1HR22M
SMGIRES
CF93A1H473J
(JL)
CEO4W1V220M
SMG/RES
CF93A1H563J
(JL)
CEO4W1V100M
SMG/RE3
CK73F1H103Z
CEO4W1HO10M
SMGIRES
CC73SL1H511J
CE04W0J102M(SMG)
CEO4W1V100M
SMG/RES
CEO4W1V100M
SMGIRES
CE04Ww1V222MC(SMG}
CE04W1V470M
SMG/RES
CK73F1H103Z
CEO4W1HO10M
SMGIRES
CEO4W1HAR7M
SMGIRES
CK73F1H103Z
CEO4W1V100M
SMG/RES
CK73F1H103Z
CF9SA1H104J
(JL)
CEO4W1Ht01M
SMGIRES
CK73B1H392K
CEO4W1H2R2M
SMG/RES
CK73F1H103Z
Part
No.
C172,173
|
255
1264
979
C174
254
4522
916
C175
257
0013
907
C177
257
0012
966
C178,179
|
257
0008
983
C182
257
0008
983
C184~188
|
257
0008
983
C301
257
0014
935
C302
254
4300
963
C303
257
0014
935
C304
257
0012
966
C305
254
4304
969
C306
257
0012
966
C307~309
|
257
0008
983
C310
257
0001
977
351,352
|
257
0012
966
OTHER
PARTS
CF101,102
|
261
0064
007
CF103
261
0031
001
CF104
261
0116
007
CF105
261
0079
005
CF301
399
0191
903
cwo31
Cwo5i
Ccwo61
Cw701
CW702
203
4834
004
203
8280
010
204
0247
012
203
0598
001
203
0598
014
Cx031
CX051
CX061
CX211
cy2i1
205
0343
032
205
0343
058
205
0343
061
205
0549
056
205
0549
056
FB101,102
|
235
0049
900
FB104
235
0049
900
FE101
216
9013
004
JK101
JK102
205
0274
004
205
0847
004
L101
235
0060
905
L102
235
0060
950
L103
235
0060
934
L104
235
0060
950
1105
235
0060
905
Part
Name
Mylar
film
3900
pF/50V
Electrolytic
10
wF/35V
Ceramic
chip
0.0474F/50V
Ceramic
chip
0.01
pF/50V
Ceramic
chip
1000
pF/50V
Ceramic
chip
1000
pF/50V
Ceramic
chip
1000
pF/50V
Ceramic
chip
0.1
F/25V
Electrolytic
100
.F/6.3V
Ceramic
chip
0.1
F/25V
Ceramic
chip
0.01
nF/50V
Electrolytic
22
WF/35V
Ceramic
chip
0.01
wF/50V
Ceramic
chip
1000
pF/50V
Ceramic
chip
5.0
pF/50V
Ceramic
chip
0.01
wF/50V
Ceramic
filter
SFT10.7MS2
Ceramic
filter
BFU450C4
Ceramic
filter
SFU450B3
Ceramic
resonator
CSB456F
11
Ceramic
4.00
MHz
3P
KR-DA
connector
cord
5P
KR-DA
connector
cord
6P
KR-DA
connector
cord
1P
SIN
cord
Ass'y
1P
SIN
cord
Ass'y
3P
connector
base
(KR-PH)
5P
connector
base
(KR-PH)
6P
connector
base
(KR-PH)
21P
FFC
connector
base
21P
FFC
connector
base
Beads
inductor
Beads
inductor
FM
front
end
(U)
S
2P
connector
base
3P
antenna
terminal
(PAL/F)
Inductor
2.2
wH
Inductor
10
2H
Inductor
47
pH
Inductor
10
pH
Inductor
2.2
4H
Remarks
:
CQ93M1H392J(B}
CEO4W1V100M
SMG/RE3
CK73F1H473Z
TU-260LH
only
CK73F1H103Z
CK73B1H102K
CK73B1H102K
CK73B1H102K
CK73F1E104Z
CE04W0J101M(SRE)
|
CK73F1E104Z
CK73F1H103Z
CE04W1v220M(SRE)
|
CK73F1H103Z
CK73B1H102K
CC73SL1HSROC
CK73F1H103Z
CST4.00MGW-TFO4
LF101
LF103,104
$301~317
$351
$352
Part
No.
232
0159
008
232
0191
008
212
5604
910
212
0399
000
212
5604
910
231
1138
009
231
2096
001
231
1151
002
231
2099
008
399
0075
003
399
0178
007
417
0476
007
471
3304
015
461
0877
014
Part
Name
Anti
birdie
filter
MPX
LPF
Tact
switch
-TA
(ALPS)
Rotary
encoder
Tact
switch
-TA
(ALPS)
AM
IFT
MW
ant.-osc.
coil
MWILW
ant.
-osc.
coil
FM
DET
trans.
Crystal
7.2
MHz
Crystal
4.332
MHz
Radiator
Screw
3
x
8
CBS-Z
Rubber
sheet
Remarks
TU-235RD
only
TU-260LH
only
17
MEE
TU-2
35RD
2G
CL,
a
a
a
a
a
cr
rns
a
Parts
marked
with
this
symbol
A\
have
critical
characteristics.
Use
ONLY
replacement
parts
recommended
by
the
manufacturer.
WARNING:
EXPLODED
VIEW
18
TU-235RD/TU-260L1
PARTS
LIST
OF
EXPLODED
VIEW
Ha
i
a
eS
ae
1U-3139
Main
P.W.B.
unit
ass'y
515
0671
627|
Service
station
list
(EX)
—
Tuner
unit
505
0131
050}
Cabinet
cover
—_
Display
unit
503
1284
007}
Cushion
—_—
Rotary
encoder.
unit
210
|
501
2031
004}
Carton
case
Power
switch
unit
501
2031
017}
Carton
case
TU-260LI
only
Inlet
unit
211
|
513
1389
006}
Control
card
base
212
|
513
1349
004|
Thermal
carbon
film
|__
Remarks
_|a'ty|
Power
trans
unit
h
—
—
—@
mam
ww
sm
or
os
KD
411
0942
902
|
Chassis
213
|
517
1378
006]
E2
POS
label
Black
Model
412
2762
002
|
P.W.B.
holder
517
1378
019}
E2
POS
label
Gold
Model
412
2741
007
|
P.W.B.
holder
(H=8)
517 1338
088]
EK
POS
label
Black
Model
(TU-260LI)
104
0208
308
|
Foot
ass'y
214
|
513
9111
001]
Color
label
Gold
Model
only
144
2620
209
|
Front
panel
ass'y
Black
Model
(TU-235RD}
1
215
|
502
0898
022}
PAD
TU-260LI
only
144
2620
212
|
Front
panel
ass'y
Gold
Model
{TU-235RD)|
1
144
2620
322
|
Front
panel
ass'y
Black
Model
(TU-260L11
113
1838
111
|
Tact
knob
(4)
Black
Model
113
1838
108
|
Tact
knob
(4)
Gold
Model
112
0806
002
|
Knob
ass'y
Black
Model
112
0806
015
|
Knob
ass'y
Gold
Model
143
1292
207
}
Push
knob
(P)
Black
Model
113
1292
210
|
Push
knob
(P)
Gold
Model
—
9
nut
203
0458
015
|
1P
contact
ass'y
009
0113
004
|
21P
FFC
cable
414
0839
001
|
Shield
cover
105
1293
001
|
Back
panel
TU-235RD
105
1293
014
|
Back
panel
TU-260L0
4412
2814
002
|
Card
spacer
(L=8)
461
0577
000
|
Rubber
sheet
102
0413
207
|
Top
cover
Black
Model
102
0413
210
|
Top
cover
Gold
Model
473
7002
018
|
Screw
3
x
8
CBTS(S)-Z
473
7015
018
|
Screw
3
x
8
CBTS(S)-B
473
7501
030
|
Screw
3
x
20
CBTS
(P)-Z
473
7508
017
|
Screw
3
x
10
CBTS(P)-B
473
8007
025
|
Cup
screw
3
x
8
477
0064
107
|
Fixing
screw
477
0263
005
|
3P.
swelling
screw
Black
Model
477
0263
018
|
3P.
swelling
screw
Gold
Model
PACKING
&
ACCESSORIES
201
|
505
0283
018
|
Poly.
cover
511
3329
000}
Instruction
manual
203
2310
009
|
2P
pin
cord
231
0922
009
|
Loop
antenna
395
0023
008
|
FM
antenna
ass’
me
19
BE
TU-SSS
RST
SSC
LL)
aaa
a
a
a
Ee
NN
OM
aR
Ne
a
I
MEMO
20
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