Taking Out The Disc For Emergency - Marantz ER3000 Service Manual

1.9 TAKING OUT THE DISC FOR EMERGENCY

Fig.1 Fig.2
55
10. ELECTRICAL PARTS LIST
ASSIGNMENT OF COMMON PARTS CODES.
RESISTORS
R : 1) GD05 x x x 140, Carbon film fixed resistor, 5% 1/4W
:
R 2) GD05 x x x 160, Carbon film fixed resistor, 5% 1/6W
1 Resistance value
Examples
1 Resistance value
0.1 ..... 001 10 ...... 100 1k ...... 102 100k ...... 104
0.5 ..... 005 18 ...... 180 2.7k ...... 272 680k ...... 684
1 ..... 010 100 ...... 101 10k ...... 103 1M ...... 105
6.8 ..... 068 390 ...... 391 22k ...... 223 4.7M ...... 475
Note : Please distinguish 1/4W from 1/6W by the shape of parts
used actually.
CAPACITORS
C : CERAMIC CAP.
3) DD1 x x x x 370, Ceramic capacitor
Disc type
Temp.coeff. P350~N1000, 50V
3 Capacity value
2 Tolerance
Examples
2 Tolerance (Capacity deviation)
0.25 pF ....... 0
0.5 pF ....... 1
5 % ....... 5
Tolerance of COMMON PARTS handled here are as follows :
0.5 pF - 5 pF ....... 0.25 pF
6 pF - 10 pF ..... 0.5 pF
12 pF - 560 pF ... 5 %
3 Capacity value
0.5 pF .... 005 3 pF ..... 030 100 pF ..... 101
1 pF .... 010 10 pF ..... 100 220 pF ..... 221
1.5 pF .... 015 47 pF ..... 470 560 pF ..... 561
C : CERAMIC CAP.
4) DK16 x x x 300, High dielectric constant ceramic
capacitor
Disc type
Temp.chara. 2B4, 50V
4 Capacity value
Examples
4 Capacity value
100 pF ..... 101 1000 pF .... 102 10000 pF .... 103
470 pF ..... 471 2200 pF .... 222
C : 5) ELECTROLY CAP.( ), 6)FILM CAP (
5) EA x x x x x x 10, Electrolytic capacitor
One-way lead type,Tolerance 20%
6 Working voltage
5 Capacity value
Examples
5 Capacity value
0.1 F .... 104 4.7 F .... 475 100 F ..... 107
0.33 F .... 334 10 F .... 106 330 F ..... 337
1 F .... 105 22 F .... 226 1100 F ..... 118
2200 F .... 228
6 Working voltage
6.3 V ...... 006 25 V ..... 025
10 V ...... 010 35 V ..... 035
16 V ...... 016 50 V ..... 050
6) DF15 x x x 350 Plastic film capacitor
DF15 x x x 310 One-way type, Mylar 5% 50V
DF16 x x x 310 Plastic film capacitor
One-way type, Mylar 10% 50V
7 Capacity value
Examples
7 Capacity value
0.001 F (1000 pF) ...... 102 0.1 F ...... 104
0.0018 F ........................ 182 0.56 F ...... 564
0.01 F ........................ 103 1 F ...... 105
0.015 F ........................ 153
NOTE 1) The above CODES(R ,R ,C
and C ) are omitted on the schematic diagram in
some case.
2) On the occasion, be confirmed the common parts on the
parts list.
3) Refer to "Common Parts List" for the other common
parts(Rl05, DD4, DK4).
NOTE ON SAFETY FOR FUSIBLE RESISTOR :
The suppliers and their type numbers of fusible resistors are as
follows ;
1 . KOA Corporation
Part No.(MJI) Type No.(KOA)
NH05 x x x 140 RF25S x x x x
NH05 x x x 120 RF50S x x x x
NH85 x x x 110 RF73B2A x x x x
NH95 x x x 140 RF73B2E x x x x
Resistance value Resistance value(0.1
2. Matsushita Electronic Components Co., Ltd
Part No.(MJI) Type No.(MEC)
NF05 x x x 140 ERD-2FCJ x x x
RF05 x x x 140
NF02 x x x 140 ERD-2FCG x x x
RF02 x x x 140
Resistance value
Examples
Resistance value
0.1 ..... 001 10 ..... 100 1k ..... 102
0.5 ..... 005 18 ..... 180 2.7k ..... 272
1 ..... 010 100 ..... 101 10k ..... 103
6.8 ..... 068 390 ..... 391 22k ..... 223
ABBREVIA TION AND MARKS
ANT. : ANTENNA BATT.
CAP. : CAPACITOR CER.
CONN. : CONNECTING DIG.
HP : HEADPHONE MIC.
) -PRO : MICROPROCESSOR REC.
RES. : RESISTOR SPK
SW : SWITCH TRANSF.
TRIM. : TRIMMING TRS.
VAR. : VARIABLE X' TAL
NOTE ON SAFETY:
Symbol Fire or electrical shock hazard. Only original
parts should be used to replaced any part marked with
symbol Any other component substitution ( other than
original type), may increase risk of fire or electrical shock
hazard.
,C
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Description
J 5% (1/4W)
5% (1/2W)
J
5% (1/10W)
J
5% (1/4W)
J
- 10k )
Description
( 5% 1/4W)
( 2% 1/4W)
100k ..... 104
680k ..... 684
1M ..... 105
4.7M ..... 475
: BATTERY
: CERAMIC
: DIGITAL
: MICROPHONE
: RECORDING
: SPEAKER
: TRANSFORMER
: TRANSISTOR
: CRYSTAL
990521 A.O