Dell 1600n - Multifunction Laser Printer B/W Service Manual page 162

Circuit Diagram
11.4.2 Speed : 166MHz core(ARM946ES) operation, 60MHz bus operation
CONTROLLER
ADDR/
DATA
MUX
CONTROLLER
UART(3CH)
CONTROLLER
PULSE WIDTH
MODULATOR
CONTROLLER
128x16x2
ADC (3CH)
PARALLEL PORT
INTERFACE
CONTROLLER
INTERRUPT
CTRL (5CH)
TIME CONTROL
Service Manual
11-14
EXTERNAL
DMA CONTROLLER
(4CH)
ROM
IO
SFR BUS
INTERFACE
PVC
HPVC
512x8
4096x16
ENGINE
LSU I/F
MOTOR
MISC
EPI
ENGINE
Comm. I/F
UNIT
ARM946E-S CORE
16KB ICACHE
16KB DCACHE
AHB Bus
MAC
SYSTEM
BUS
INTERFACE
SYSMAC
SYSTEM BUS
ARBITER
USB2.0
ARBITER
DECODER
CLOCK & RESET
GENERATOR
SYSTEM PLL
(120MHz)
SDRAM
CONTROLLER
(5CH)
HCT
gCODEC
GRAPHIC
EXECUTION
UNIT
ROTATOR/
SCALER/
HALFTONER
1024x8, 256x8x4