SEO Version
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Printed Cirtuit Boards (Backbox) - cont'd
Sound Board Assembly
A-12738-50038
Same as A-12738-20018 (see p. 1-17) except for the following:
Part Number
Designator
Description
Not Used
U14
IC, Audio ROM
Sound Board Assembly
A-16917 -50026
A-16917-50039
A-16917-50044
Part Number
Designator
Description
Part Number
Designator
Description
4004-0100S.()6 U27,U28
MS, 4~O x
318·
5070-09054-00
05-09
Diode Signal 1N4004
4404-01119-00
U27,U28
Nut~O
5250-13302-00
U25
78LOS Pos 5V Reg TO-92
5010-08772-00 R39, R41
Resistor, 15KO, 114W, 5% 5250-13303-00
U26
79L05 Neg 5V Reg T0-92
5010-08774-00 R30, R34, R37
Resistor, 22KO,
1/4W, 5%
5283-10551-00
U17
IC74FOO Fast Quad NAND
R42,R45
5311-10946-00
U22
IC74HC74 Dual D Flip Flop
5010-08991-00 RIO, R12-R16
Resistor, 4.70,
1/4W, 5%
5311-10947-00
U23
IC74HC125 Quad Tri-State 8uffr
5010-09034-00 R47
Resistor, 10Kn,
1/4W, 5%
5311-10948-00
U15
IC7 4HC 138 1 of 8 Decoder
5010-09035-00 R", R19, R33, R40 Resistor, 47Kn,
1/4W, 5%
5315-12009-00
U18.U19
IC74HCT374 Octal 0 Flip Flop
5010-09036-00 R46
Resistor, 100n,
1/4W. 5%
5311-12043-00
U13.U14
IC74HC174 Hex 0 Flip Flop
5010-09219-00
R31. R32, R38
Resistor, 8.2Kn,
1/4W, 5%
5311-12538-00
U24
tC74HC14 Hex Schmitt Inverter
5010-09358-00 R50
Resistor, 1Kn,
1/4W, 5%
5311-12287-00
U30-U32
IC74HC541 Octal Bus Driver
5010-09534-00 W4,W6
Resistor, on (Jumper)
5340-13304-00
Ul0-U12
ICSRAM 2Kx8 35NS .300 DIP
501 0-13420-00 R36, R44
Resistor, 6800,
1/4W, 5%
5370-12730-00
U21, U29
ICTL084 Quad Op AMP
5010-13607-00 R20-R29, R48, R49 Resistor, 6.21<0,
1/8W,
1% 5370-13419-00
U27, U28
Audio Power Amp TDA2030AV
5010-13517-00 R35,R43
Resistor, 150, 1I4W, 5%
5371-13299-00
U20
IC DAC AD-185t 16Bi!
5040-09365-00 C15, C18, C19
Capacitor, lJ.lF, 63V, A!umAx.
Not Used
Ul
C32,041
5520-13301-00
Yl
Crystal 1OMHz Parall. Resonant
5040-09421-00 C52
Cap., l00J.lF,25V, Alum Ax,
5551-09822-00
L1
Inductor, 4.7J.lH, 3Amp
5040-13417-00 C20, C21
Cap., 1O,OOOJ.lF,35V, Alum.
5700-12047-00
U16
IC Socket 24-Pin .. 300 DIP
5041-09009-00 C36,044
Cap., 22J.lF, 10V, TantAlum.
5700-12088-00
U2-U9
IC Socket 32-Pin, .600 DIP
5041-13187·00 C22
Cap., 4.7J.lF, TantAxlal
5705·12638-00
U27. U28
Heatsink 5298-B
5043·08996-00 C4, C5, C10·C13
Cap., 10J.lF, 50V, CerAx.
5733-12060·01
F501, F502 MT3AG PC Mtd Fuse Holder
C31, C35, C38, 043,
5791-10862-04
Jl,J2
Connectr, 4-Pin Headr Str .156
046,047,
C50·C79
5791-10862-05
J3
Connectr, 5-Pin Headr Str .156
5043-10267-00 C37,045
Cap., 150pF, 50V, Cer Ax.
5791·10862-07
J4
Connectr. 7-Pin Headr Sir .156
5048-11028-00 C16,C17
Cap., 22pF, 5OV, CerAx.
5791-12516-00
PI
Connectr, 34 Hen 2x17 Str .100
5048-11029-00 048
Cap., 1OOpF, 50V, Cer Ax.
A-17002
U16
PAL Sub-Assembly
5048-11030-00 C49
Cap., 470 pF. 50V, Cer Ax.
A-5343-Game#-S2
U2
ROM Sub-Assembly
5048-11033-00 C33
Cap., .022J.lF, 50V, Cer Ax.
A-5343-Ga~3
U3
ROM Sub-Assembly
5048-12036-00 C34,042
Cap., .22\lF, 50V, Cer Ax.
A-5343-Game#-S4
U4
ROM Sub-Assembly
5048-13418-00 C30,C39,C40
Cap., .047J.lF, 50V, Cer Ax.
A-5343-Game#-S5
US
ROM Sub-Assembly
5048-13608-00 C8
Cap., 6800pF, 50V, CerAx.
A-5343-Game#-S6
U6
ROM Sub-Assembly
5048-13609-00 C7,C24,C26
Cap., 3900 pF, SOV. Cer Ax.
A-5343-Game#-S7
U7
ROM Sub-Assembly
5048-13610-00 C2,C3,C9,C27,C29 Cap., 1000 pF, 50V. Cer Ax.
Not Used
U8
ROM Sub-Assembly
5048-13611-00 C6, C23, C25, C28 Cap., 680pF, 50V, Cer Ax.
Not Used
U9
ROM Sub-Assembly
5070-09045-00 01-04
MR-501 Rectifier Diode
5731-10356-00
F501,F502 Fuse, 3A, 250V Sio-Blo
Sound Board Assembly
A-16917 -50031
Same as A-16917-50026 except forthe following
Sound Board Assembly
A-16917 -50032
A-16917 -50036
Same as A-16917-50026 except for the following:
Part Number
Designator
Description
Part Number
Designator
Description
5400-13298-00
U1
Processor ADSP-21 05-KP40
A-5343-Game#-S8
A-5343-Ga meALS9
U8
U9
ROM-Sub-Assembly
ROM Sub-Assembly
(jJafPLt
/MIDWAY
1-20a
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