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.the bottom of the board.
proximity to the flat side on the base of the light emitting diode
4)
Insert and solder each of the forty-four red LED's at locations:
RESISTOR INSTALLATION
5)
Insert and solder each of the forty-four 220 ohm h watt resistors
(red/red/brown) R16 through R59.
6)
Insert and solder each of the six 47K ohm h watt resistors (yellow/
violet/orange) R3,_ R4, R5, R8, R9, and R12.
for location.
7)
Insert and solder one 270K ohm h watt resistors (red/violet/yelli.
Rl.
See Assembly Diagram for location.
8)
Insert and solder each of the nine. IK ohm h watt resistors (brown/
black/red) R2, R6, R7, RIO, Rll. Rl3['through R15, and R60.
Assembly Diagram for "location.
IC INSTALLATION
9)
Insert and solder each of the two 7400 IC's at locations U14 and
U 2 5 .
10)
Insert and solder each of the two 7402 IC's at locations U13 and
016.
11)
Insert
and solder the one 7404 IC at location U10.
12)
Insert
and solder each of
015.
13)
Insert and solder each of the five 7405 IC's at locations 01, 03,
04, 06, and 07.
14)
Insert
and solder the one 7410 IC at location 012.
15)
Insert
and solder the
16)
Insert
and solder the
The cathode can be recognized by its
LOO through L07
LAO through LAI5
LDO through LD7
LSO through LS7
LIE, LHDf,-LRN, LWT
one 74LS10 IC at location Oil.
one 7427 IC at location 015.5.
See Assembly Diagram for location.
the two 74LS04 IC's at locations U8 and
CP-A Rev. 4
Assembly Instructions
See Assembly Diagram
See
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