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Page 2 of 4
7482255 Rev 01
Siemens
October 2002
Power Connections
1.0 Power Connections
This section identifies system components and indicates how these
components are electrically interconnected.
Figure 3-1 employs the PC board designations (A03, A05, etc.) and acronyms
(SWRG, LNF, etc.) defined in Table 3-1. The descriptions from which the
acronyms are derived appear in column four of Table 3-1. See Figure 3-2 for
voltage connections. See "Power Module" (page 2-2) for a discussion of the
power module operation.
!
Warning:
The G50 and the G60 S are electrically isolated to protect the patient and operator
from shock hazards. Defeating the electrical isolation can cause serious injury or death. All
peripheral devices attached to the G50 or the G60 S must comply to IEC 60601-1 and must be
powered from the auxiliary outlets of the respective ultrasound system. Communications or sig-
nal circuits of the G50 or the G60 S that are connected to devices that are not powered from the
onboard outlets must be optically isolated from the unprotected device, to maintain the electri-
cal isolation of the G50 or the G60 S respectively.
!
Warning:
The G50 and the G60 S contain hazardous voltages that can range from 90 Vac to
264 Vac. These voltages can cause serious injury or death. Only authorized service personnel
are permitted to remove protective covers and access the energized components of this sys-
tem.
Note:
For information on the bus circuits shown in Figure 3-1, see "System Bus
Description" (page 2-15). For additional information on component designations
and acronyms see "Component Designations" (page F-1).
Table 3-1
Component Designations
Spare Part or Location
Designation
Acronym
Name
Power Module
A03
SWRG
Switching Regulator
A05
LNF
Line Filter
A07-1
XDST
Extend Distributor
A08-1
FUSE
Control Panel
A10
OPCT
Operator Controller
A10-1
MANP
Main Panel
A10-2
SUBP
Sub Panel
A10-3
SKBD
Slide Keyboard
E Module
Host Module
DIMAQ-IP Module
!
Warning:
Installation of incorrect fuses in the G50 or the G60 S can cause equipment damage,
fire, serious injury, or death. Replace fuses only with the same current value and fuse type sup-
plied by the factory and listed in Table 1-8. See "Spare Parts" (page C-1). See "Replacing the
OEM Outlet Fuse" (page 4-50).
Содержание SONOLINE G50
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