GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3 LOGIQ™ 9 PROPRIETARY MANUAL
5-12 Section 5-3 - Front End Processor
5-3-3-1 SCB, SCB2 High Level Features
• Generates and buffers system clocks:
- 40 MHz (40P0 and 40P1)
- 10 Mhz (BPCLK)
-TXSync
- RxSync
• Configures the beamformer to fire B/M-Mode, Color, or PW Doppler vectors.
• Controls scan sequencing in real-time; setting the vector firing order and timing intervals.
• PCI interface to Back End Processor (BEP), BMP, and EQ or EBM/EBM2.
• Buffers B/M data from BMP/EBM/EBM2, data from the EQ/EBM/EBM2 (for Color and PW Doppler),
and video data from the VCR to transmit to the BEP for software processing and display.
• Interface between Host PCI and TD boards.
5-3-3-2 Compatibility
Only SCB2 Boards should be used with R3.0.0 software and greater
5-3-3-3 Scan Control Board LEDs
Table 5-3 SCB LED Indications
Function
Monitored
LED
Number
LED Color LED Function
I960 Processor DS1 Red i960 Fail
DS2 Yellow i960 Local Bus Activity
Image Port DS3 Red Toggles during Image Port Frames
DS4 Green Toggles during Image Port Frames
DS5 Yellow IP Master Enable
DS6 Yellow IP Master Ready
Pipelink DS7 Red IQ Left FIFO Error
DS8 Red IQ Right FIFO Error
DS9 Red BM FIFO Error
DS10 FIFO’s Empty
Scan Sequence DS11 Red Crash
DS12 Yellow FIFO Error
DS13 Yellow Command Pulse
DS14 Yellow Unused
DS15 Yellow Pause
DS16 Green Unused
DS17 Green Happy Light - Toggles during Scan Sequence
DS18 Green Happy Light - Toggles during Scan Sequence
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