16
APPENDIX D: Schematic and Parts List
FF-8070 Parts List
C1 - 32, 37, 41, 61
0.1
µ
F ceramic capacitor, 50V
C33, 36, 38, 39, 42
1.0
µ
F nonpolarized electrolytic capacitor, 35V
C34, 35
100 pF ceramic capacitor, 50V
C44, 57, 58, 59
10
µ
F electrolytic capacitor, 25V
C51
330
µ
F electrolytic capacitor, 35V
C52, 53, 56
100
µ
F electrolytic capacitor, 25V
R1
10M
Ω
, 1/4 watt resistor
R2
510
Ω
, 1/4 watt resistor
R3
470
Ω
, 1/4 watt resistor
R4
1K
Ω
, 1/4 watt resistor
R5, 6, 7
20K
Ω
, 1/4 watt resistor
R8, 10, 15, 16, 19, 20
10K
Ω
, 1/4 watt resistor
R9
5.1K, 1/4 watt resistor
R13
100
Ω
, 1/4 watt resistor
R21
10
Ω
, 1/4 watt resistor
R24, 25
330
Ω
, 1/4 watt resistor
R17, 36, 37
20K
Ω
, 1/8 watt SMD resistor, 1206 type package
R38
1M
Ω
, 1/8 watt SMD resistor, 1206 type package
VR1 - 2
10K
Ω
potentiometer
RP1 - 4
1.5K x 9 resistor pack, common bus
RP5 - 6
10K x 5 resistor pack, common bus
D1, 2, 6
1N4001 Diode, 50PIV
D7
1N4735, 6.2 V zener diode, 1/2 watt
Q1
PN2907A PNP transistor
Z1
15V tranzorb circuit protector
Y1
4.00MHz ceramic resonator
U1 - 8, 11 - 18, 21 - 28, 31 - 38
411000 1 M x 1 bit DRAM I.C.
U9, 19, 29, 39
74HC244 Octal bus driver I.C.
U10, 20, 30, 40
74HC138 1 of 8 decoder I.C.
U43
TMS3478NL CVSD record/playback I.C.
U44
MC68HC711E9-CFN2 microprocessor I.C.
U45
5V regulator I.C.
U46
MF4-50 switched capacitor filter I.C.
U47
LF353 op-amp I.C.
U49
4002 Dual 4 input NOR gate I.C.
U50
4066 quad analog switch I.C.
U51
ICL7660 dc-dc converter I.C.
U52
MC34064P-5 voltage monitor I.C.
U53
4040 ripple counter I.C.
P2
3 pin Molex header
P3
2 pin jumper header (9 pin Molex on some boards)
P3a
10 pin IDC header
P5
10 pin IDC header
Summary of Contents for FF-8070
Page 19: ...FF 8070 Component Layout...