GE H45011DT, Service Manual

Page: 213 / 594

GE M
EDICAL
S
YSTEMS
D
IRECTION
2392751-100, R
EVISION
3 V
IVID
™ 4 S
ERVICE
M
ANUAL
Chapter 5 - Components and Function (Theory) 5-29
Section 5-5
Back End Processor
5-5-1 Introduction
The Back End Processor (BEP) supports the operation of the Vivid™ 4 ultrasound unit and is the main
controller for the unit. The BEP comprises the various components described in the following sections:
• Central Processing Unit (CPU) on page 5 - 34.
• Keyboard Controller on page 5 - 37.
• Frame Grabber (RFI systems only) on page 5 - 38
• PC2IP on page 5 - 38.
• Plug and Scan Card and Battery on page 5 - 38.
• Network Card Onboard on page 5 - 38.-
• SCSI Card on page 5 - 38.
• Floppy Drive on page 5 - 39.
• Hard Disk on page 5 - 39.
• Magneto-Optical Drive (MOD) on page 5 - 40.
• CD Read Write (CDRW) on page 5 - 40.
• ECG Module on page 5 - 40
• Modem on page 5 - 41.
• PC-VIC Assembly on page 5 - 42.
Figure 5-16 on page 5-30 shows the location of the various components within the BEP for systems with
the RFI configuration. For systems with the RFT configuration, see Figure 5-17 on page 5-31.
A block diagram of the BEP in Vivid™ 4 systems with the RFI configuration is provided in Figure 5-18
on page 5-32. For systems with the RFT configuration, see Figure 5-19 on page 5-33.