Controller - Epson AcuLaser C2600 Service Manual

EPSON AcuLaser C2600/2600

2.6.3 Controller

This section gives detailed information on the controller.
HARDWARE CONFIGURATION
CPU
Model Name: VR5532A
Clock frequency: 350MHz
ASIC
CLC
FAIO
PCC
ROM
Program: 16MB (DIMM)
Font: 4MB (implemented in the Program DIMM)
Extended ROM
A slot: Overlay ROM module
PCL5C module
RAM
SDRM 64bit DIMM
2 slots
Standard: 64MB
Expanded: 16, 32, 64, 128, 256 (Max. 512MB)
Standard I/F
Parallel I/F
USB2.0
10BaseT/100BaseTX Network Interface
Option I/F
Type-B
HDD
High-capacity type (40 GB) support
Operating Principle
CONTROLLER CIRCUIT BLOCK DIAGRAM
SSCG oscillator
25[MHz]
ROM DIMM
ROM DIMM
Engine
I/F
7pin
CN602
ROM DIMM
ROM DIMM
5.0V
Power supply
3.3V
Power supply
Electrical Circuit Operation Principle
Data
CPU
VR5532A 350MHz
Address
IC100
Other signals
RESETX
CPUCLK
32
100[MHz]
SSCG
COLDRSTX
CY25814
100[MHz]
IC501
Data:32bit
adr:20bit
90pin
SDCLK[1]
100[MHz]
90pin
SDCLK[2]
CLC
100[MHz]
E05C16NA
IC101
PWM
12
PM1075G
IC604
PWMCLK
37.1712
[MHz]
LVDS
SN65LVDS1D FAIOCLK
16 IORESETX
50[MHz]
IC603
Oscillator for USB
12[MHz]
90pin
Data:32bit
FAIO
E05C15AA
90pin
adr:20bit
IC401
3.3V 3.5A
3.3V 3.5A
Reg. 1.5V 1.5A
Reg. 1.5V 1.0A
Figure 2-56. Controller Circuit Block Diagram
Revision B
Reset IC
M51957BFP-C61J
IC502
Oscillator for VIDEO
18.5856[MHz]
INTX[4:0]
EEPROM
M95128-WMN6T IC402
1284 18pin
CN401
USB2.0 4pin
CN402
Type B
36pin
CN406
Network
30pin
CN407
HDD
40pin
CN408
PCC
PANEL
18pin
E05C18AA
CN405
IC400
Debug n
30pi
CN901
02006901
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