Samsung SCX-6545N Service Manual page 49

< OPE Board Block Diagram >
SCX-6545N
UI Controller V 1.0 Block Diagram
Buzzer Circuit
With
Volume Control
Serial Port
to Hyper Terminal
For
(4p)
Debugging
Key Button & LED
1 2 3
4 5 6
7 8 9
*
0 #
Service Manual
Product spec and feature
LED Backlight
Driver
(DC/DC converter)
Touch Screen Panel
MPU: S3C2413
266MHz 32bit RISC Processor / 289 FBGA
ARM926EJ
ADC
UART0
UART1
LED Driver
GPIO
4 LED
IIC
SPI0
Key Scan
Circuit
5 x 5 Matrix
SPI
Interface
6p Connector
TFT LCD Panel
LTT700WV-F01
Size 7 Inch
Pixel Resolution 800(H) x 480(V) pixel (WVGA)
Pixel Structure RGB Stripe (Horizontal)
Interface 16 bit RGB (65536 color )
BackLight LED
Active Area 152.4 (H) x 91.44 (V)
Response Time 22.7msec
LCD Controller
(16bpp TFT)
266MHz
8KB I/D Cache
AHBus
Memory
Controller
EBI
FlashROM
DDR-DRAM
32MB(32MBx1)
64MB(64MBx1)
NOR Type
2-37
Power
Management
Unit
16bit RGB &
Control Signal
1.25V
VDDIARM
1.4V
VDDI
2.5V
VDDMOP
3.3V
VDD
WatchDog
Reset Drive
Timer
Circuit
Bus
Controller
USB Host
USB Device
USB Device
Interface
Samsung Electronics
24V
5V
GND
10p Connector
to MCB