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Appendix B
Chip Upgrade Positions / Jumper Settings
J 1
1 5
1
3 0
1 6
R 2
C 1
D 4 5
D 3 3
D 4 8
D 3 6
D 2 4
D 1 2
D 2 9
U 1 7
D 4 1
D 3
D 1 5
D 3 7
D 2 5
U 2
U 1 7
P N .3 4 1 1 0 6 R E V 0
R 5
P A X A R
S N .
PLCC CHIPS align angled corner of chip with angled corner of socket that is counter clockwise to the arrow.
80 • Appendix B
J P 2
J 2
C 2
C 4
C 6
U 1 0
U 1 3
U 1 1
U 1 2
+
C 8
C 1 5
C 5
C 7
J 6
Head Driver Board P/N 341106
(Use chip removal tool P/N. 351156 for square I.C removal)
HEAD DRIVER BOARD, Upgradeable software I.C.'s include U1, U14, U17.
JUMPER
P IN 1
Q 1
C 3
R 7
R 6
R 8
R 9
R 1 9
R 2 1
R 2 2
1
2
3
4
R 1 7
R 1 6
R 1 5
R 1 8
R 1 0
R 1 1
R 1 2
R 3 8
U 3
C 1 4
U 1 5
U 5
U 6
U 7
U 8
J 5
SETTING
JP1
Off
JP2
2 to 3
Users Manual Model 545™
J 3
C 2 2
R 1 3
U 4
U 1 4
C 1 6
C 2 0
U 1
C 1 9
U 1 6
U 1
J 4
J P 1
C 2 1
J P 1
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Table of Contents
Troubleshooting
