SEO Version
Printed Circuit Boards Located in the Backbox ~cont'd
WPC Audio Board
A-12738-20001
hem Part Number
De.lgnltor
Ducrlpllon
It.m Plrt Number
O•• lgnator
O•• <:rlpUon
1 01-9980
Shield, Wire Protector
45 507~08919-00
D5,OS
Diode,IN4148
2
UI
Thermal Compound
46 507~09045-00
Dl-04
Diode MA501
3.DA
S 4004-01005-06
Ul
Mach Screw 4·40 x 318
47 5250-10495-00
US
RegulalDr 7912 1.OA
·12v
4 4104-01012-04
Ul
SUS
1'4
x
lf4
48 5281-09215-00
U22
IC 74lS04 Hex INV
5 4404-01119-00
Ul
NUl,
4-40 SNUT
49 5281-09246-00
U12
IC 74lS139 2-4 Dee.
6
501~09324-OO R21
ResislDr 27Ka. 114w 5%
50 5281-09486-00
U28-U30
IC 74lSS74 81J1Jai Flipflop
7 501~12065-oo
R22, R2S
AesislDr 120Kn
1/4w 5%
51 5281-09487·00
U6,U23-U2S
IC 74lS74 Dual Flipflop
8 501~08991-00
R51
ResislDr 4 .7KQ
1/4w 5%
52 5281-09500-00
U31
IC 74LS32
9 501~08998-00
R36,A37
ResislDr 2.21< 1I4w 5%
53 5281-09745-00
U26, U27
IC 74lS138 DM.TPX
10 501~09034-oo
A13, A14, R29·R.31 Resistor 10KO
1/4w 5%
54 5281-09850-00
U20
IC 74LS11 Triple AND
AS4, R4S-R50
55 5281·1osn-00
U16
IC 74LS 125
QI8
Sir
11 501 ~09035-Cib
R.4
ResistQr 47Kn 114w 5%
56 537~11086-00
Ul0
IC YM2151 SOund
12 5010-09036-00
ASS
Resistor lOOQ 1I4w 5%
57 5371·11087-00
UII
IC YM3Q12 CIA
13 501~091S4·oo
RI. R2, R8, R9
Resistor 15OKO
lf4w 5%
58
5400-10320-00
U13
IC MPU 68B09E
Rl', R12, R23, R24
59 5284-12651-00
U21
IC 4584
14 5010-09162-00
R26, A27, Al02
AesislDr l00Kn 114w 5%
60 5340-12278-00
U9
SlRam2064
15 5010-08774-00
AS, AS
AesistQr 22K 1I4w 5%
61 5370-09691-00
U17
IC 55536 CVSD
16 50 10-09269-00
R15, RH, R19
Resistor 12Kn
1/4w 5%
62 5370-12260-00
U2
IC 3340 Elec Anen
17 5010-09358-00
R18, R32
Resistor 1Kn 1/4w 5%
63 5370-12728-00
Ul
IC Audio Amp LM 1875
18 501 ~09416-00
A28, AS9-A44
Resistor470n 1I4w 5%
64 537~127~
U7,U8
IC Op Amp TL084
R52,R53
65 5370-12742-00
U32
IC Op Amp TL082
19 5010-09534-00
W3, W5,
Wl-Wl0
ResiatorOn
66 5371·12727-00
U19
DacAD7524
20 5010-10171-00
AS8. R56
Resistor 560 1I4w 5%
67 5432-12726-00
US
EE Prom Pot X9503
21 5010-10258-00
RIG
Resistor 1M
1/4w 5%
68 5460-12423-00
U4
IC LM7812
22 5010-10650-00
.R7, RIO
Resistor62K 114w S,%
69 5460-12743-00
U33
LM 7809 TO-220
2.3 5010-10989-00
R54,R55
RBs~tor 470K 114w 5%
70 5520-09020-00
XI
Crystal 3.58 MHz.
24 5010-12752-00
R20
Aeslstor 10
1/4w 5%
71 5521·'0931·00
OSCI
Oscillator 8.0 t&Iz.
25 5040-08986-00
C3
Capa.eJtor 100M lOY +1- 20%-
72 5551-09822-00
L1
Ind. '.7UH S.OA
26 5040-09332-00
CIS, C18, C34; C36 Capacitor 471lfd.
25v
Axial
73 5700-08985-00
U13
SOcket IC 46,Pin 6-
C38
74 5700-09004·00
U9, U10
Socket IC 24-Pin 6·
27 5040-11036-00
C32,C35
CapacilDr 47"ld.
16v,
Radial
75 S,700-09006-oo
Ul1
Socket.IC 1S-Pin 3·
28 5040-12729-00
C24,C2S
Capacitor 4700J1!d.
35v
76 A-534S-20001-2
U15
ICAudioROM
29 5040-12750-00
C22
CapacitOr 22p.fd.
35v,
Radial
77 A-5343-2Ooo1·3
U18
ICAudio ROM
30 5041-09031-00
C2&-C29, C37
Capacitor ljdd. TANT
78 5700-12088-00
(U14, U15, U18)
SOcket IC 32·pin
C-46-C48
79 5705-12755-00
Ul
Heatsinll
52998-220
31 5041-09243·00
C20,C21
Capacitor 1DlJ,ld. TA NT
80 5731-08633-00
F501, F502
FuseSBSA
32 5043-08980-00
C41·C44, B(15)
Capacitor .01 M
SOy
+801-20
81 5733-12060-01
(F502, F502)
Fuse Holder
33 5043-08996-00
Cl,C2
Capacitor _I pld.
50V
10%-
82
PCB-Sound 90
34 5048-11027-00
C8. C10
Capacitor S3pld. 50v 10%
83 5791-10862-04
J503-J505
Connectr 4-Pln Headr Sq.
35 5048-11028-00
C45
Capacitor 22pfd.
50v 10%
84 5791-10862-05
J502
Conne<:tr 5-Pin Headr Sq.
36 5048-11029-00
C33
Capacitor l00pld.
50v
85 5791-10862-07
J501
Conn&C1r 7·Pin Headr Sq.
37 5048-11030-00
C12
Capacitor 4 70pld.
50V
86 5791-12462-03
.1509
Connectr 3-Pin HeadrSq
38
5048-11031-00
C19,C31
Capacitor .OOlp1d.
50v 10%
87 5791-12462-04
J507,J508
Connectr 4-Pln Headr Sq
39 5048-11065-00
C13
Capacitor .002211111.50v 10% Ax
88 5791-12516-00
J506
34 Hen 2xH STR
40 5048-11072·00
C39,C4O
Capacitor .0000000d.
41 5048-12036-00
C23
Capacitor 2211-1d.lOY, Ceramic
'Not available lor Individual sale.
42 5048-12745-00
C4.C6
Capacitor, 18OOp1d. 50v 10%-
43 5048-12746-00
C5,C7
CapacilOl" 3300pfd
50v
44 5048-12748-00
C9, CII, C30
Capacitor 220pld _
SOv
1-22b
@a!fy/MIDWAY
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