Teac A-2300SD - Page 42

12-6. BIAS OSCILLATOR
ref.no. parts no. description
ref.no. parts no. description
51681840 PC Bd. Assy
coils/transformers
51671840 PC Board (only)
transistors
L20
50566581
L21
50566720
T20
50563550
Coil, Dummy Load; 3mH
Fixed Inductor, 2,2mH
Transformer; Oscillator
Q1
Q2
Q20 • Q21
50425270
50424440
50424750
2SD288-K
2SC733-BL
2SC1384-Q
D1-6
07 • D8
D20
D21
DIODES
50422560
50422570
50422560
50422580
SIB01-02
SIB01-06
SIB01-02
Zener, 02Z-6.2A
RELAY
K401
50610690 4PDT, DC24V
MISCELLANEDUS
55541630
50332950
50333040
I nsulating Sheet
Insulating T ube
Heatsink (2 used)
RESISTORS
R5
50520340
Cement
1.5J2 3W
R6
50525440 Wire Wound
3.3n 1W
R8
50526150 Wire Wound
o.5n
2W
R14 • R15
50570820 Carbon ikn
1/4W 5%
R16
50570960 Carbon 3.9kn
1/4W 5%
R17 50571020
Carbon
6.8kn
1/4W 6%
RIS 50571120
Carbon 18kn
1/4W 5%
R19
50528010 Wire Wound
ion 3W
R20
50570520
Carbon 56n
1/4W 5%
R21 • R22
50574980 Carbon
4.7kn 1/2W 5%
R23 ■ R24
50574460 Carbon 33n
1/2W 5%
R25
50517860
Carbon
2 . 2 kn 1/2W
R26
50570720
Carbon 390n
1/4W 5%
R27 50526390
Wire Wound 5612 1W
SEMI FIXED RESISTORS
VR1
50533640
2.2kn-B
VR20
50539020
200n-B
CAPACITORS
Cl • C3
50555110 Elec.
IOOOmF
35V
C2
50555700 Elec.
IOOOmF 50V
C4 50555660 Elec.
2200mF 16V
C14 • C15 50554380
Elec, 220mF
35V
C20
50555730 Elec. 3.3mF
50V
C21 50549920
Mylar O.IJXF 400V
C22
50554380 Elec.
220mF 35V
C23
51700160 Mylar 0.033MF
150 V
C24
50544040
Mylar 4200pF 250V 5%
C25 • C26 50548910 Mylar
0.0047MF50V 5%
C27 50548870
Mylar 0.015MF 50V 5%
12-7. MUTING PC BOARD
ref.no. parts no. description
51681960 PC Bd. Assy
Q601 ■ Q602
51671960
50425470
Q603
50424650
Q604-606
50425220
D601
50425170
D602
51430890
D603-605 50425170
R601 • R605
50571040
R602
50571520
R603 • R604
50571300
B606
50573420
R607 50571120
R608
50570980
R609 50570560
R610 50571300
R611 50571060
R612
50570500
C601
50554490
C602
50554380
C603 50554980
PC Board
Transistor, 2SA733-Q
Transistor, 2SA721-T
Transistor, 2SC945-K
Diode, Silicon; 1S2473VE
Diode, Silicon; W03C
Diode, Silicon; 1S24.73VE
Carbon
8.2kn
1/4W
5%
Carbon
820kr2
1/4W
5%
Carbon
100kr2
1/4W
5%
Carbon
330kS2
1/4W
5%
Carbon
18kn
1/4W
5%
Carbon 4.7kS2
1/4W
5%
Carbon
820f2
1/4W
5%
Carbon
100kS2
1/4W
5%
Carbon lOkfi
1/4W
5%
Carbon 4722
1/4W
5%
Elec. 47mF
25V
Elec.
220mF
35V
Elec.
2.2mF
50V
TRIMWIER CAPACITORS
VC20 ■ VC21 50547070 SOpF Max.
42