Marantz MAR770 - Manual (Page 42)

46
13. ELECTRICAL PARTS LIST
The suppliers and their type numbers of fusible resistors
are as follows;
1. KOA Corporation
Part No. (MJI)
Type No. (KOA) Description
NH05 Ч Ч Ч 140 RF25S Ч Ч Ч Ч Ω J ( ± 5% 1/4W)
NH05 Ч Ч Ч 120 RF50S Ч Ч Ч Ч Ω J ( ± 5% 1/2W)
NH85 Ч Ч Ч 110 RF73B2A Ч Ч Ч Ч Ω J ( ± 5% 1/10W)
NH95 Ч Ч Ч 140 RF73B2E Ч Ч Ч Ч Ω J ( ± 5% 1/4W)
2. Matsushita Electronic Components Co., Ltd
Part No. (MJI)
Type No. (MEC) Description
NF05 Ч Ч Ч 140 ERD-2FCJ Ч Ч Ч ( ± 5% 1/4W)
RF05 Ч Ч Ч 140
NF02 Ч Ч Ч 140 ERD-2FCG Ч Ч Ч ( ± 2% 1/4W)
RF02 Ч Ч Ч 140
Examples ;
Resistance value
0.1 Ω .... 001 10 Ω .... 100 1 k Ω .... 102 100 k Ω .... 104
0.5 Ω .... 005 18 Ω .... 180 2.7 k Ω .... 272 680 k Ω .... 684
1 Ω .... 010 100 Ω .... 101 10 k Ω .... 103 1 M Ω .... 105
6.8 Ω .... 068 390 Ω .... 391 22 k Ω .... 223 4.7 M Ω .... 475
ASSIGNMENT OF COMMON PARTS CODES.
RESISTORS
R : 1) GD05 Ч Ч Ч 140, Carbon film fixed resistor, ± 5% 1/4W
R : 2) GD05 Ч Ч Ч 160, Carbon film fixed resistor, ± 5% 1/6W
Examples ;
Resistance value
0.1 Ω .... 001 10 Ω .... 100 1 k Ω .... 102 100 k Ω .... 104
0.5 Ω .... 005 18 Ω .... 180 2.7 k Ω .... 272 680 k Ω .... 684
1 Ω .... 010 100 Ω .... 101 10 k Ω .... 103 1 M Ω .... 105
6.8 Ω .... 068 390 Ω .... 391 22 k Ω .... 223 4.7 M Ω .... 475
Note : Please distinguish 1/4W from 1/6W by the shape of parts
used actually.
CAPACITORS
C : CERAMIC CAP.
3) DD1 Ч Ч Ч Ч 370, Ceramic capacitor
Disc type
Temp.coeff.P350
N1000, 50V
Examples ;
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%
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 Ч Ч Ч 300, High dielectric constant ceramic
capacitor
Disc type
Temp.chara. 2B4, 50V
Examples ;
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
Ч Ч Ч Ч Ч Ч
10, Electrolytic capacitor
One-way lead type, Tolerance
± 20%
Examples ;
Capacity value
0.1 µ F .... 104 4.7 µ F .... 475 100 µ F ....107
0.33 µ F .... 334 10 µ F .... 106 330 µ F ....337
1 µ F .... 105 22 µ F .... 226 1100 µ F ....118
2200 µ F ....228
Working voltage
6.3V .... 006 25V .... 025
10V .... 010 35V .... 035
16V .... 016 50V .... 050
6) DF15 Ч Ч Ч 350 Plastic film capacitor
DF15 Ч Ч Ч 310 One-way type, Mylar ± 5% 50V
DF16 Ч Ч Ч 310 Plastic film capacitor
One-way type, Mylar
± 10% 50V
Examples ;
Capacity value
0.001 µ F (1000 pF) ....... 102 0.1 µ F .... 104
0.0018 µ F ........................ 182 0.56 µ F .... 564
0.01 µ F ........................ 103 1 µ F .... 105
0.015 µ F ........................ 153
: 1) The above CODES ( R , R , C , 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 (
RI05
,
DD4
,
DK4
).
➀
➁
Capacity value
Tolerance
➃
Capacity value
Resistance value
➄
Working voltage
Capacity value
➆
Capacity value
NOTE
NOTE ON SAFETY FOR FUSIBLE RESISTOR :
Resistance value Resistance value
(0.1
Ω − 10 k Ω )
Resistance value Resistance value
ANT. : ANTENNA BATT. : BATTERY
CAP. : CAPACITOR CER. : CERAMIC
CONN. : CONNECTING DIG. : DIGITAL
HP : HEADPHONE MIC. : MICROPHONE
µ -PRO : MICROPROCESSOR REC. : RECORDING
RES. : RESISTOR SPK : SPEAKER
SW : SWITCH TRANSF. : TRANSFORMER
TRIM. : TRIMMING TRS. : TRAMSISTOR
VAR. : VARIABLE X’TAL : CRYSTAL
ABBREVIATION AND MARKS
{
{
{
{ {
{ {
{
{
{
➂
➀
➁
➂
➃
➄
➅
➆
➅
NOTE ON SAFETY :
Symbol Fire or electrical shock hazard. Only original
p a r t s s h o u l d b e u s e d t o r e p l a c e d a n y p a r t m a r k e d w i t h
symbol . A n y o t h e r c o m p o n e n t s u b s t i t u t i o n ( o t h e r
than original type), may increase risk of fire or electrical
shock hazard.