HP 654A - Page 66

Section VII
Model 654A
I i I
A
2
3
654A - El- 182011
SHADED AREA SHOWN ON
SCHEMATIC NO. 2
4
5
42
6
hp Part No. 00654-66502
Rev. A
A2 ASSEMBLY
COMPONENT LOCATIONS
7
e 1 9
Q
C •
CR
C R C R R
R
I 1
A7
26 C7 41
CS
56
B7
71
C8 86 D5
12
A8
27 D7 42
B5 57
A8
72
D8 87 D5
13 B7 A8
28 C8 43
C6 58 B8
73
D8
88 D5
14
B8
B7 29 D8 44 A6 CS
59
88
74 D7 89
D5
IS B7 A6
B6 30
D9 45 Al C4 60
Cl
75
D8
90 D5
16
B8 A8 B6
31 D9 46 Al
D4
61
B6
76 D7
91
A 1 '
I 7
B8 Al B9 32
D8 47 A7
62
B9
77
D8
18
Cl A9
B9 33 D9
48
Al
63
B7 78
C9
19
D7 B8 D9
34 A8
49 A8 64 Cl
79
Cl
20
C8 C6 C8 • 35
A7 50 Aà
65
B7 80 - - -
21 D8' B6
C5
36 B9 51
A6
66
C8
81
D6
22 C9 C8 CS
37 - - - 52
- - -
.,
67
138
82
D6
23 C9
137 C6 38
D6 53 . A9 68
Cl
83
DS
24 D5 B7
39 - - -
54 A9 69
D7
84
D6
25 D5 B9
40 CS 55
B7 70
C8
85
D6 •
P/0 Figure 7-2. ' Oscillator and Buffer Amplifier
7-4