3 . t.4PU BOARD
-
-- ---
Troub l es hoot i ng ( cont ' d )
&
.
. . . .
ZY
R AM F LOWCHAR T
.
. . .
.
..
.
. . . . . . . .
200n,
. . .
U 1 3 / 1 4
&
U 1 6 / 1 7
p i n
2 2
ZY
. .
. . .
.
.
. . . .
. . .
U 1 6 / 1 7
p i n
2
7
GOOD
J.
'
..
.
,
,
�
..
C H E C K
BA D
U 1 3/ U I 4 , U 1 6 / U 1 7
P I N S 22 8 27
GOOD
C H E C K
U 1 3 1 U 1 4 . U 1 6 / U 1 7
P I N 20 f O R C H I P
S E L E C T
GOOD
C H E C K
f O R O PEN T R A C E S
GOOD
STA R T
R A M
FAU LT
I S O L AT I O N
C H E C K
U B P , NS 1 60 1 5
BAD
C H E C K
J 7 J U M PE R
B A O
. . .
.
.
. . . .
. . . .
.
.
ZY
f A U LT IS IN
U 1 0
BAD
S E E
J U M P E R
S E LECT I ON C H A R T
.
.
. .
. . . .
. . . . . . . .
. . . .
.
.
.
.
200nl
. . .
.
.
. . .
f A U LT I S I N
. . · ·
.
. · · · .
. :·
.
.
· · · ·+
i
-�
. . . .
.
. . .
.
. .
.
. · ' . .
U 1 1
C H E C K
U 13 / U 1 4 . U 1 6 / U 1 7
BAD
GOOD
P I NS 1 1 - 1 3
8 1 5 - 1 9
IY
100"5
C H E C K
BAD
U 1 3 / U 1 4 . U 1 6 / U 1 7
GOOD
P I N S 1 - 10 . 2 1
'7
8 23 - 26
-
-
...
0
F A U LT IS I N
C H E C K
U 1 3 / U 1 4
or
U 1 6 / U 1 7
F O R P R O P E R
LOGIC LEVELS
1 V
200no;.
3 - 8 3
Summary of Contents for 5000 Plus
Page 57: ......
Page 125: ...3 MPU BOARD Troub l eshoot i ng cont d CLOCK D I AGRAM Vee 3 68...
Page 158: ......
Page 218: ......
Page 242: ...HOPPER CONTROL BOARD Boar d Assemb l y AS 3556 1 3 o 0 o Q5 r 7 4...
Page 258: ......
Page 290: ......
Page 335: ......
Page 343: ......
Page 361: ...1 5 APPEND I CES APPEND I X 4 Co i n Mechan i sm I nc 1 5 6...
Page 382: ......
Page 383: ...APPEND I X 6 Ser v i ce Su i l e t i ns 1 5 APP END I CES 1 5 1 2...
Page 384: ......