User Interface Processor Pc Board - Bayer HealthCare RapidPoint 400 Series Service Manual

User Interface Processor PC Board

The UIP board is an Intel Pentium 166 MHz MMX 0.25 micron
microprocessor with a 352-ball HL-PBGA package and includes the
following components:
• Intel 82439TX NTXC chip, providing support for
L2 cache
DRAM
CPU-to-PCI bridge
• 512 KB write-back L2 cache supporting pipelined burst SCRAM
• 128 MB of 3.3 V SDRAM in a single 144-pin SODIMM socket
• Intel 82371EB (PIIX4E) PCI to ISA/IDE Xcelerator, providing support
for
IDE controller with primary channel routed to 2.5 inch hard drive
interface. Primary channel supports Master/Slave IDE devices
Interrupt controller
Timer/counters
DMA controller
Real-time clock (RTC)
ISA bus interface
• 512 KB of boot-block Flash memory (FBD) to store BIOS
• C and T 69000 PCI SVGA Controller with 2 MB embedded SDRAM
memory. This controller enables simultaneous output to a CRT and a
flat panel.
TTL flat panel interface to support existing panels
PanelLink flat panel interface buffers that reduce cabling and high
frequency emissions.
Analog RGB and sync signals to support analog displays
BIOS driver for Sharp LQ10D367, LM64P8989, and
NEC 6448AC33-18 flat panels
Rev. C Electronic System Overview 107