BU-120/HTS-20 rev. A ELECTRICAL PARTS LIST
Resistors
R1
40705
4.7M 1/4W 5% carbon film
1
R2
40426
24k 1/4W 5% carbon film
1
R3
40412
33.2k 1/4W 1% metal film
1
R4
40406
100k 1/4W 5% carbon film
1
R4a/b/c
40105
0.1 1/2W 5% 3pcs.
3
R5, 6
40420
1k 1/4W 5% carbon film
2
R7
40409
10k 1/4W 5% carbon film
1
R8
40406
100k 1/4W 5% carbon film
1
R9
40421
3.9k 5W 5%, 3W can be used
1
R14
40409
10k 1/4W 5% carbon film
1
R15
40406
100k 1/4W 5% carbon film
1
R16, 17
40101
820 2W 5% carbon film
2
R18
40407
220k 1/4W 5% carbon film (LED sens) 1
R19
40422
1k 1/2W 5% carbon film
1
R20
40405
4.7k 1/4W 5% carbon film
1
R21
40409
10k 1/4W 5% carbon film
1
R22
40410
2.2k 1/2W 5% carbon film
1
R24
40417
47k 1/4W 5% carbon film
1
R25
40406
100k 1/4W 5% carbon film
1
R26
40701
1.0M 1/4W 5% carbon film
1
R27
40428
8.2k 1/4W 1% metal film
1
R29
40103
470 1/4W 5% METAL FILM
1
Safety part
R30, 31
40429
16.4k 1/4W 1% metal film
2
R32
40415
470k 1/4W 5% carbon film
1
R33
40100
332 1/2W 5% carbon film
1
R35
40422
301k 1/4W 1% metal film
1
R36
40427
23.7k 1/4W 1% metal film
1
R37, 38
40417
47k 1/4W 5% carbon film
2
R39
40430
36.5k 1/4W 1% metal film
1
R40
40431
68k 1/4W 5% metal film
1
R42, 43
40406
100k 1/4W 5% carbon film
2
R44
40409
10k 1/4W 5% carbon film
1
R45
40409
10k 1/4W
1/4W
5% carbon film
1
R46
40111
47 ohms
5% carbon film
1
R48
40432
6.98k 1/4W 1% metal film
1
R49
40415
470k 1/4W 5% carbon film
1
R50
40100
332 1/4W 5% carbon film
1
R51
40417
47k 1/4W 5% carbon film
1
R52
40404
1k 2W 5% carbon film
1
R53, 54, 55, 56
40106
100 2W 5% carbon film
4
R57
40404
1k 2W 5% carbon film
1
R58
40435
8.06k 1/4W 1% metal film
1
R59
40405
4.7k 1/4W 5% carbon film
1
R60
40701
1.0M 1/4W 5% carbon film
1
R23
40438
20K
0.25W 1% metal film
1
Crossover
40425
50k 1/4W 10% Double Log Pot
1
Level
40402
5k 1/4W 10% Single Linear Pot
1
Capacitors
C1, 2
30706
4700uF 50V -4% Electrolytic Radial
2
Safety part
C3
30514
47nF 50V -4% Mono-ceramic axial
1
C4
30504
100nF 50V -4% Mono-cer rad
1
0.2"/ax 0.3"
C5
30504
100nF 50V -4% Mono-cer rad
1
0.2"/ax 0.3"
C6
30705
10uF 50V -4% Electrolytic Radial NP
1
Safety part (See Service Bulletin
INF2000-01 page 15)
C7
30510
33nF 50V 10% Mono-ceramic axial
1
C7a/b
30505
100nF 100V 20% Metal Polyester Rad
1
C8, 9
30504
100nF 50V +80/-20% Mono-ceramic axial 2
C11
30702
100uF 35V -4% Electrolytic Radial
1
C13
30507
10nF 50V 20% Mono-ceramic axial
1
C14
30511
330nF 50V 10% Mono-ceramic axial
1
C15, 16
30707
220uF 50V 20% Electrolytic Radial
2
C17
30502
100nF 50V -4% Mono-ceramic radial
1
C18, 19, 20
30504
100nF 50V 10% Mono-ceramic axial
3
C24
30502
100nF 50V -4% Mono-ceramic axial
1
C26
30512
22nF 50V 10% Mono-ceramic axial
1
C27
30513
3.3nF 50V 10% Mono-ceramic axial
1
C28
30507
10nF 50V 20% Mono-ceramic axial
1
C29
30703
4.7uF 50V -4% Electrolytic Radial
1
C31
30514
47nF 50V 10% Mono-ceramic axial
1
temp stable
Diodes
D1
50101
ZENER 1N5256B 30V 5% 0.5W
1
LED 1 or 2
50106
Dual Cir LED (2 legged)
2
D2, 4
50104
1N4148 100V 0.1A
4
D3
50102
ZENER 1N4749A 24V 5% 1W
1
D6
50103
ZENER 1N5234B 6.2V 5% 0.5W
1
D9, 10
50105
ZENER 1N4744A 15V 5% 1W
2
DBR
50100
Bridge Rect 200V 4A Safety part
Transistors
Q1
60151
MPS A13 30V NPN (Darl)
1
Q2
60152
2N3906 40V PNP, 2N4402 alternate
1
Q3
60153
2N3904 40V NPN, 2N4401 alternate
1
Q4, 5
60154
MPS A56 80V PNP
2
IntegratedCircuits
U1
60100
LM324 Quad OpAmp +/-15
1
U2
60101
TLO 82 Dual OpAmp +/-15
1
60301
S53AMI Power Amp module
1
SAFETY PART
Inductors
CMC1
80100
mc4438 Safety part
1
L1
80101
mc4436 Safety part
1
L2
80102
BL02RN2-R62 Ferrite Bead
1
2 4
Amplifier/Subwoofer
BU-120/HTS-20
REF#
PART#
DESCRIPTION
QTY
REF#
PART#
DESCRIPTION
QTY
Summary of Contents for HTS-20
Page 6: ......
Page 31: ...31 HTS 20 REV B CIRCUIT BOARDS...