Tektronix 2440, User Manual

Page: 525 / 531

P ro d u ct: 2 440 Service_______________ D ate: 1 July 1993 C h an g e R eferen c e: C 7/07 93
EFFECTIVE SERIAL NUMBERS: 2440 B013315 and above
EFFECTIVE SERIAL NUMBERS: 2440M B010119 and above
B O A R D C H A N G E S
A12 PROCESSOR BOARD
The following partial A12 Processor Board shows the changes listed in the Replaceable Parts List Changes. The
change removes the battery circuitry.
7
►
8
C H W 9 0 2 fo
Oj
W 9 0 0 f o
O j
W 8 0 2
| Q
O j
R
801
to
f > §
0710 O
o
o
R711
c
0 9 o
R 7 1 5
C 7 1 2
o
V O D W I C R 7 1 5
R 712
o
9 o
$ °
R 7 16
R 713
o
9
§
9 °
R 7 1 7
C 7 1 3
o
9 9
cm
V R 7 1 7
R 7 14
o
9 9 o
R 7 1 8
C 7 1 4
o
9 9 °
C 7 1 9
R 810
o
J
------------f
q
R 7 1 9
^
o
R 8
i
O D
o
o
o
o
o
O V R 8 1 6 I
C 7 1 6
1-
O j
R9Q0
j O
O O O O O O O O C K
□ O O O O O O O O I
J181
W 8 0 0
►
T P 9 0 2 I
I |(^C904
o o o o o o o o o o o o o c
□ o o o o o o o o o o o o c
J 1 2 0
Diagram
SYSTEM PROCESSOR
D IA G R A M
C H A N G E S
The following partial schematic shows the changes to Diagram 1 listed in the Replaceable Parts List Changes. The
change removes the battery circuitry.
P ag e 2 o f 5