Laser
Manual
General Description
1.5.1
MAIN Board
The
MAIN board is video controller board. The functions this board main are receiving
print data from host, generating the print image (video), and sending the
image to the engine
controller via the video
interface. A 16-bit
MHz CPU
is used, and
the following memory chips
custom
are assigned to the 16MB
memory
■
Memory chips
MASK ROM
or
EPROM
or two
EPROM
DRAM
1 M-bit DRAM
32,33,
■
Custom
Standard cell
Gate array
Others
Serial interface driver/receiver
MAX238
4M DRAM
)
MAX23
Card Slot
Type-B l/F
Connector
Figure 1-18.
MAIN Board
Rev.
1-35
Содержание ActionLaser 1000
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Страница 133: ...Laser 100W15OO Service Manual Appendix I I I I 0 o Figure A 4 C82907 ROM B Board Circuit Diagram Rev ...
Страница 134: ...Manual 1 m 0 0 0 0 a 0 N 1 1 1 1 1 1 1 1 0 I 1 I VI Figure A 5 Control Panel Circuit Diagram A 14 Rev ...
Страница 135: ...Laser 100W15OO Service Manual Appendix 10 W Figure A 6 PWB A Board Circuit Diagram Rev A 15 ...
Страница 136: ...Appendix Laser 100LW5OO Service Manual W I u I z z II I em m m m m u Figure A 7 Basic Circuit Diagram u A 16 Rev A ...
Страница 138: ...Appendix Laser Service Manual 0 o 0 o o Figure A 9 C108 MAIN Board Component Layout Back Side Rev A ...
Страница 147: ...Appendix B Service Manual o 0 R m43 Figure B 5 CI08 MAIN B Board Component Layout Back B 10 Rev C ...
Страница 155: ...Service Manual Appendix C 0 ml 10 r 0 0 0 0 0 0 0 0 0 00 Figure C 2 C154 MAIN B Component Layout Front Rev E c 9 ...
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