Section 6
TM6564-C-00
26 April, 2011
6-10
7
4
0
7
U11
7
4
0
7
U10
7
4
0
7
U9
7
4
0
7
U8
7
4
0
7
U7
7
4
0
7
U6
L
S1
3
8
U1
L
S1
3
8
U2
L
S1
3
8
U4
L
S1
3
8
U5
L
S3
2
U3
1K
C1
C2
D1
D9
D17
D25
R1
C
L
O
S
E
B
O
A
R
D
3
2
0
-0
0
4
B
CLOSE BOARD COMPONENT LOCATIONS
Notes:
Two close boards are used in Model 6564
Diodes (CR1-CR32) not used with +5V relays
CLOSE CIRCUIT PARTS LIST
CIRCUIT
PART
PARTS
DESIG.
NUMBER
DESCRIPTION
C1,C2
16-02
CAPACITOR, FXD, .01 uFd 50VDC, 10%,
Monolithic
R1
69-03
RESISTOR, FXD, 1Kohm, .0125W, 1% Met
film
CR1-
CR32
22-01
DIODE, 50VPIV, 200mA, 1N4150
U1,2,4,5
20-22
3-TO-8 LINE DECODER, 74LS138N
U3
20-07
QUAD 2-Input OR gate, 74LS32N
U6-U11
20-01
Hex BUFFER, Open Collector, 7407