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Background Music Board
pIn 0-11197-542
Item Part No.
1 5766-11088-00
2 5371-09152-00
3 5430-10322-00
4 5340-09878-00
5 5281-09487-00
6 5281-09745-00
7 5281-09235-00
8 5370-09321-00
9 5281-09215-00
10 5160-10269-00
11 5010-08983-00
12 5010-08991-00
13 5010-08997-00
14 5010-09179-00
15 5010-09034-00
16 5010-09363-00
17 5010-09324-00
Ckt Designation
Description
Bare P. C. Board
U1
IC,
D/A
Convtr, MC1408
U2
IC, PIA, MC68B21
U3
IC, RAM, 2016
U6
IC, Dual Flipflop, 74LS74
U7
IC,DuaIMux,74LS138
U8
IC,Triple Nand, 74LS10
U11, U12, U16
IC, OpAmp, MC1458
U13
IC,Hexlnv,74LS04
Q1
Transistor, 2N3904, NPN
R6 - R8
Resistor, 3.3K, 5%,
1/4w,
C. Film
R1 - R5, R48 - R50 Resistor, 4.7K, 5%,
1/4w,
C. Film
R24 - R26, R31
Resistor, 2.7K, 5%,
1/4w,
C. Film
R9
Resistor, 3.3M, 5%,
1/4w,
C. Film
R12 - R14, R17, R19, Resistor, 10K, 5%,
1/4w,
C. Film
R32 - R35
R37
Resistor, 5.6K, 5%,
1/4w,
C. Film
R15, R16, R20 - R22, Resistor, 27K, 5%,
1/4w,
C. Film
R36, R38
18 5010- 8998-00 R10, R11
Resistor, 2.2K, 5%,
1/4w,
C. Film
19 5010-10987-00 R13, R18
Resistor, 56K, 5%,
1/4w,
C. Film
20 5010-09534-00 W1, W3, W4, W6 Resistor,
on
21 5043-09844-00 C1
Capacitor, 47 pfd, ceramic, 50V, axial
22* 5043-08980-00 C2, C13, C14
Capacitor, .01 mfd, ceramic, 50V, axial
23 5040-09343-00 C3 - C6
Capacitor, 10 mfd, electr., 20V, axial
24 5043-09492-00 C7
Capacitor, 100 pfd, ceramic, 50V, axial
25 5043-09845-00 C29, C30
Capacitor, .001 mfd, ceramic, 50V, axial
26 5040-10974-00 C26 .
Capacitor, 100mfd, electr., 35V, axial
27 5551-09822-00 L1
Inductor, 4.7 f..lH,3A
28 5791-10862-04 J1, J2, J3
Connector, 4 pin (Hdr)
29 5791-09437-00 J4
Connector, 20 pin, (Hdr) Ribbon Cable
30 5700-10176-00
IC Socket, 28 pin
a) A-5343-542-5 U4
IC,
BIG
Music ROM
31 5700-08985-00
IC Socket, 40 pin
a) 5400-10320-00 U5
IC, f..lProcessor,MC68B09E
32 5700-09004-00
IC Socket, 24 pin
a) 5370-11086-00 U9
IC, Sound Processor, YM2151
33 5700-09006-00
IC Socket, 16 pin
a) 5371-11087-00 U10
IC,
D/A
Conv, YM3012
34 5521-10931-00 CR1
Oscillator,8MHz
35 5520-09020-00 X1
Crystal, 3.58 MHz
Note: Nine capacitors provide +5VDC filtering for ICs; they are shown on diagram with "B" symbol.
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