Technics RS-D225W Service Manual page 19

Dolby nr-equipped double cassette deck
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@ RESISTORS AND CAPACITORS
Notes:
¢
Part numbers are indicated on most mechanical parts.
©
Please use this part number for parts order.
P=106uF.
©
The unit of resistance is Q (ohm).
:
K=10000, M=1000kQ
Numbering System of Resistor
Numbering System of Capacitor
Example
Example
ECKD
1H
102
z
F
Type
Wattage
Shape
Tolerance
Value
ERG
2
AN
J
2R2
ECEA
50
M
Ra7
R
Type
Voltage
Pecuilarity
Vaiue
Special use
Type Wattage
Shape Tolerance
Value
Capacitor Type
: Carbon
: Film
: Metal Oxide
: Electrolytic
: Ceramic
: Ceramic
: Polyester
: Polyester
: Electrolytic
: Non-polar Electrotytic
: Solid
ERD10TWUQO00
Chip type carbon
ERO10MKG(QQ0Q) - Chip type metal film
cents [oom _|
The unit of capacitance is uF (microfarad).
Tolerance
: £0.25pF
: +5%
: +10%
: +80%, -20%
: +22%
Bracketed
indications
in Ref. columns
specify
the
area.
Parts without these indications can be used for all area.
e@ RESISTORS
| Ret. No. |
Part No.
Value
Ref. No.
|
Part No.
Value
Part No.
Ref. No.
Part No.
R3, 4
ERDS2TJ101
100 | R308
ERDS2TJ561
560 | R607
ERDS2TJ102
R804
ERDS2TJ563
R5, 6
ERDS2TJ820
82 | R310
ERDS2TJ331
330
R805, 806
ERDS2TJ103
10K
R7,8
ERDS2TJ392
3.9K
R608 [EK, XL]
ERDS2TJ101
100 | R808
ERDS2TJ332
3.3K
R9, 10
ERDS2TJ272
2.7K | R311
ERDS2TJ220
22 | R608 [other]
ERDS2TJ560
56 | R809
ERDS2TJ392
3.9K
R11, 12
ERDS2TJ122
1.2K | R401, 402
ERDS2TJ242
2.4K
R13, 14
ERDS2TJ332
3.3K | R403, 404
ERDS2TJ471
470 | R610, 611
ERQ14LKR22
0.22 | R812
ERDS2TJ473
47K
R15, 16
ERDS2TJ274
270K | R405, 406
ERDS2TJ473
47K
[EK, XL] only
R815
ERDS2TJ183
18K
R17, 18
ERDS2TJ103
10K | R407, 408
ERDS2TJ432
4.3K | R612, 613
ERG1ANJ560
56 | R816
ERDS2TJ103
10K
R19, 20
ERDS2TJ153
15K | R409, 410
ERDS2TJ332
3.3K
[EK, XL] only
R817
ERDS2TJ123
12K
R21, 22
ERDS2TJ472
4.7K | R411, 412
ERDS2TJ102
1K | R701, 702
ERDS2TJ363
36K
| R818, 819
ERDS2TJ102
1K
R413, 414
ERDS2TJ274
270K | R703, 704
ERDS2TJ472
4.7K | R820
ERDS2TJ473
47K
R23, 24
ERDS2TJ102
1K | R415, 416
ERDS2TJ184
180K | R705, 706
ERDS2TJ154
150K | R821
ERDS2TJ152
1.5K
R25, 26
ERDS2TJ330
33 | R417, 418
ERDS2TJ470
47 | R707
ERDS2TJ562
5.6K | R822
ERDS2TJ473
47K
R27, 28
ERDS2TJ182
1.8K
R708, 709
ERDS2TJ221
220 | R823
ERDS2TJ152
1.5K
R29, 30
ERDS2TJ472
4.7K
| R419
ERDS2TJ512
5.1K
R31, 32
ERDS2TJ103
10K | R420
ERDS2TJ103
10K | R710 [EK, XL]
ERDS2TJ6R8
6.8 | R824
ERDS2TJ223
22K
R33, 34
ERDS2TJ273
27K | R421
ERDS2TJ102
1K | R710 [other]
ERDS2TJ330
33 | R825
ERDS2TJ102
1K
R35, 36
ERDS2Ty152
4.5K | R423
ERDS2TJ102
1K
R826, 827
ERDS2TJ391
390
R37, 38
ERDS2TJ274
270K
R711 (EK, XL]
ERDS2TJ471
470 | R828, 829
ERDS2TJ103
10K
R53, 54
ERDS2TJ103
10K | R601, 602
ERD2FCG100
10 | R711 [other]
ERDS2TJ330
33 | R830, 831
ERDS2TJ102
1K
R55
ERDS2TJ223
22K
[EK, XL]
R832
ERDS2TJ472
4.7K
R601, 602
ERDS2TJ100
10 | R712, 713
ERDS2TJ150
15 | R833
ERDS2TJ103
10K
R63, 64
ERDS2TJ103
10K
[other]
[EK, XL] only
R834, 835
ERDS2TJ472
4.7K
R65, 66
ERDS2TJ101
100
R714, 715
ERDS2TJ150
15 | R836
ERDS2TJ103
10K
R67, 68
ERDS2TJ562
5.6K | R603, 604
ERDS2TJ102
1K
[EK, XL] only
R901, 902
ERDS2TJ104
100K
R301
ERDS2TJ1RO
1
R716
ERDS2TJ150
15 | R903, 904
ERDS2TJ223
22K
R302, 303
ERDS2TJ683
68K | R605, 606
ERDS2TJ271
270
[EK, XL] only
R304, 305
ERDS2TJ100
10
[EK, XL]
R801
ERDS2TJ103
10K | R905, 906
ERDS2TJ103
10K
R306
ERDS2TJ561
560 | R605, 606
ERDS2TJ470
47 | R802
ERDS2TJ332
3.3K
R307
ERDS2TJ183
18K
[other]
R803
ERDS2TJ272
2.7K
LL
Ee
@ CAPACITORS
[
Ref. No.
Part No.
i Value
Ref. No
Part No.
Value
Ref. No.
|
Part No.
Value
Ref. No.
Part No.
Value
C1, 2
ECKD1H271KB
= 270P_ | C31, 32
ECFTD333KXL
0.033 | C308
ECFTD222KXL
_—0.0022_|
C607
ECEA1CU102
1000
C3, 4
ECKD1H391KB
390P | C35, 36
ECFTD153KXL
0.015 | C309
ECKD1H223ZF
0.022
F C608
ECEA0JU222
2200
C5, 6
ECEAQJU101
100 | C37, 38
ECEA1EU4R7
4.7 | C310
ECKD1H473ZF
0.047 | C609
ECKD1H223ZF
0.022
C7,8
ECQB1H123JZ
0.012 | C39, 40
ECEA1HU2R2
2.2 | C401, 402
ECKD1H221KB
=220P | C610
ECEA1AU221
220
C11, 12
ECEA1EU4R7
4.7 | C41
ECKD1H473ZF
0.047 | C403, 404
ECQB1H472JZ
0.0047 _| C611
ECEA1AU471
470
C13, 14
ECEA1HU010
1
C405, 406
ECQM1H333JZ
0.033
C15, 16
ECKD2H101KB
100P | C42
ECEA1HU2R2
2.2 | C407, 408
ECQM1H473JZ
= 0.047 _ | C612
ECKD2H682PEL
0.0068
C17, 18
RCBS1H561KBY
560P | C44, 45
ECKD1H223ZF
0.022 | C409, 410
ECQM1H334JZ
0.33 | C613
ECKD1H2232F
0.022
C19, 20
ECEA1HU010
1 | C47, 48
ECKD1H681KB
= 680P_|
C411, 412
ECQM1H104JZ
0.1 | C701, 702
ECEA1HU2R2
2.2
C21, 22
RCBS1H181KBY
180P | C49, 50
ECEA1EU4R7
4.7 | C413, 414
ECKD1H122KB
0.0012 | C703
ECKD1H223ZF
0.022
C301, 302
ECCD1H221K
220P
C802
ECCD1H101K
100P
C23, 24
ECEA1HU010
1 | C303
ECQP1183JZ
0.018 | C415, 416
ECKD1H152KB
—0.0015_|
C803
ECEA1EU4R7
4.7
C25, 26
ECQB1H102JZ
0.001
| C304
ECEA1CU470
47 | C601, 602
ECKD1H223ZF
0.022 | C804
ECEA1AU221
220
C27, 28
ECQB1H223JZ
0.022
| C305
ECKD1H392KB
0.0039 | C603, 604
ECEA1AU221
220 | C805
ECEA1HUR47
0.47
C29
ECQB1H123JZ
0.012 | C306
ECFTD222KXL
0.0022 _| C605
ECEA1CU102
1000
C30
ECQM1H123JdZ
0.012 | C307
ECFTD682KXL
0.0068 | C606
ECEA1CU471
470
18—
lm BLOCK DIAGRAM
Tape
1
Playback
—»
Head
Tape
2
Record/
Playback
Head
Fiat Cable
Connector
(Line
in)
()
Tape
2
Erase
x<
Head
Q401
X2/0N
Q
|
VR1(Tape
1)
|
P.B Gain Ad)
9
5
|
|
|
VR3(Tape
2)
P.B Gain
Ady
VR7
Overall
Gain
Ad).
oo
| a802
10
1 T1/T2 Setector
a2)
1¢3
eal
HEAD
SELECTOR
Q31
Bias Control
10801
—-—---+-~+~—--
MICRO-COMPUTER
VR5
I}
A
Input
| I {
15
REG/PL
Centrot
I
st
b 11/72
|
2
M1
@
AUTO
TAPE
4+---4
PB MUTE
S $
VR301
SELECT
} |
3
M2 @
Bias Current Ady.
ff
eA
i aaa
70/120
!
tae
QO xXI/x2
:
TAPE SPEED
| , _
GB)
7301
0301.302
9303
Kr
7
Y
[CentReL
| |
;™
2
|
Bias Centret
|
| |
4
-
|
—--
_ —------—-—--- +----<9
BIAS
T2 70/14
>
esc
|
|
Py
H
1€801
=
CONTROL
___
| 7T p301.302
|
| |
|
Sm
:
D801 .802
| |
1
ii
ane
4
| |
vss
M2 SI
TAPE
TAPES t fly atom
ble
ea Se
|
20 8 ist
TL PLA
SELECT
|
|
SELECTOR
CIRCUIT.
"foo Sr
nt a
eS
4
Tl FF/RE
14
|
—----—--------
~} T2 70/120
Mi S|
$802
x1
1
:
Tape Speed
T1 70/14
Select Si
So
X1/x2_ IN
|
+B2
° x2
{
ed
28
osc
RS
iy Ree
ee
25

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