GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3 LOGIQ™ 9 PROPRIETARY MANUAL
5-30 Section 5-4 - Back End Processor (BEP)
5-4-15 BEP Power Off Path
(refer to Figure 5-21 on page 5-30 )
The Back End Processor is powered Off by:
- Press and release the OP I/O Standby (On/Off) switch.
- The signal from the OP I/O goes to the II/O (A4) and through the rack power relay in the
Internal I/O to the I
2
C register.
- Software detects the request to power down via the I
2
C buss from the II/O (B5) to the BEP
(D1).
- The system begins a controlled shut down procedure closing applications, files, turning off FE
rack power and finally BEP power.
Figure 5-21 BEP Power Off Path
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