Input:amp: P:c{B. Ass?Y; Dolby Nr Switch P.c.b. Ass'y - Nakamichi BX-300 Service Manual

7.5, Input Amp. P.C.B. Ass'y
Fig. 7.5 Serial No.: A12702001 —
BA05499A
Input Amp. P.C.B.
Ass'y
Serial No.:
A12702001 -
0B60125A
0B06146A
0B06013A
OBO06398A
0B06676B
0B09733A
0B09653A
0B22426A
0B22313A
OB22396A
OBO9701A
0B01888A
0B09814A
0B09932A
0B09409A
0B81010A
0B81011A
BA05361A
Input Amp. P.C.B.
IC 4558DD
TR 2SA733 (P,Q)
SiD 1SS176
Inductor 36mH G
RK 220K 1/6WJ
RK 100 1/6wJ
RM 53.6K 1/6W F
5.49K 1/6W F
RK 10K 1/4WJ
CE 1yu 50V (LN)
CE 22u 16V (LN)
CP 1800P 100V G
Dip Mate 3P
Dip Mate 4P (2)
Meter Amp. P.C.B.
Ass'y
Meter Amp. P.C.B.
TR 2S8C1740S
0B60108B
0B10039A
Q101,102
201,202
Q103,203 | 0B01872A | TR 2SC945L (P,Q)
ZD101,201 | 0B12101A | ZD 5V 5C-1
D101,102 | OB06398A | SiD 1S8S176
201,202
301
VR108,208 | 0B32026A | Semi-fixed VR 220K
R101,201 | OBO09717A | RK 47K 1/6WJ
R102,202 | 0B01889A | RK 100K 1/4wWJ
R103,203 | OB09747A | RK 820K 1/6WJ
R104,204 | 0B09723A | RK 82K 1/6WJ
R105,106 | 0B09725A | RK 100K 1/6W J
108,109
205,206
208,209
R107,207 OBO9719A | RK 56K 1/6WJ
C101,201 OBO9868A | CF 0.1n 50V J
C102, +202 | 0B09148A | CE 10, 25V (LN)
CN2 0B02242A | 4P-T Post
CN8 0B81175A | B-B Connector 2P
SM12 0B81010A | Dip Mate 3P
MM15.16 0B81011A | Dip Mate 4P
FC3 0B81012A | Dip Mate 5P
0J04790A | P.C.B. Holder (1)
OE00607A
M3x8 © Pan (3A)
ql)
Pd
0B60102B
D756,757
VR750
R778
R779,780
R781
R782,783
R784
CN-8
wo T+iev
o-dLine.m
an 8.
Qio3
Fig. 7.6
7.1. Dolby NR Switch P.C.B. Ass'y
BA05365A
0B06181A
0B30016A
OBO9697A
OBO9677A
0B09391A
OBO5575A
0B09713A
17
Dolby NR Switch
P.C.B. Ass'y
Dolby NR Switch
P.C.B.
SiD 18853
Semi-fixed VR
1/6W J
1/6W J
1/4w J
1/4W J
1/6W J
Fig. 7.7
R785
R786,789
790
rt
C752
mea 754
FC2
FC22, 31
SD13,DM14
OBO9695A
0B09701A
OBO1887A
0B01412A
0B01405A
OB81011A
0B81153A
0B81010A
0J04768B
0B70024A
5.6K 1/6w J
RE 10K 1/6wJ
5.6K 1/4wJ
CE 104 16V
CE ip 50V
Dip Mate 4P
Wire Trap 3PR
Dip Mate 3P
Earth Plate A (1)
Push Switch 3-Key
q@)