Dell 1600n - Multifunction Laser Printer B/W Service Manual page 158

Circuit Diagram
11.3.2 IP Block Diagram
Oscillation Pad
Crystal
20MHz
CPU Address
CPU Data
DMA Acknowledge
DMA Request
Internal Core
Internal SRAM
External Circuit
Table1: Gamma Table
Table2: IEM Table
Table3: Binary Table
Table4: Motor Table
Service Manual
11-10
CIP4
40MHz
MAIN
80MHz
Table2
Line
Bufter
Image
CPU
Engancement
IRQ Ctrl
I/O
Binarization
Register
Table3
Tex DMA
Interface
Sensor Signal
Image Sensor
MHIMRIMMR
CODEC
Enlargement/
Reduction
Gamma
Control
Table1
Shading
Sensor
Acquistion/
Interface
Correction
A/D Converted Data
Analog
Front End
Table4
Motor
Control
Vpeak
Control
SRAM Data
Extermal
RAM
SRAM Address
Control