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2 Block and Connection Diagrams
2.1. Block Diagram
2.1.1. Printer Main Control Board Block Diagram
I/O Bus
Interface
CPU Bus
Interface
Parallel
Interface
Main Memory
Interface
Timer
Decompression (x5)
Compression (x4)
IC20 ( ASIC1 )
HDD Connector
CN5
IDE Controller
PCI BUS Interface
I/O BUS Interface
MAC & PHY
IC27
IC28 ( ASIC2 )
OSC
25MHz
X2
CN9
PLD
IC201
CPU
IC4
SDRAM Socket ( Standard )
SDRAM Socket ( Option )
CN3
CN4
CLK Driver
SSCG
SSCG
IC102
IC101
IC100
OSC
14.3MHz
X4
X3
OSC
20MHz
KX-CL500 : 64MB SDRAM
KX-CL510 : 128MB SDRAM
KX-CL510 : 128MB SDRAM
ROM Interface
CN8
KX-CL500 : 8Mb
KX-CL510 : 16Mb
KX-CL510 : 16Mb
Buffer
CN7
RJ-45 Connector
USB
Interface
CN6
USB Connector
1284 Driver
IC3
CN1
Parallel Connector
To
Engine Control
Board
Engine Control
Board
( Main Control Board )
Panel
Interface
Engine
Interface
EEPROM
Interface
Serial Interface
Status
Video Data
Buffer
Flash ROM
Connector
Address
Latch
General I/O
EEPROM
128 kbit
80MHz
66MHz
48MHz
Option 2.5" HDD
To
Panel Board
through
Engine Control
Board
Panel Board
through
Engine Control
Board
IC6
KX-CL500 / KX-CL510
9
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