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1-26 Dell PowerEdge 4100/180 and 4100/200 Systems Service Manual
System Board Connectors (continued)
POWER1 . . . . . . . . . . . . .
one 18-pin connector: standby power, I
2
C,
PWRGOOD, and miscellaneous power
POWER2 . . . . . . . . . . . . . one 20-pin connector: +3.3 VDC, +5 VDC, or
+12 VDC
POWER3 . . . . . . . . . . . . . one 20-pin connector: +3.3 VDC, +5 VDC, or
+12 VDC
BACKPLANE SCSI1. . . . one 68-pin connector, ultra-wide (fast), to
SCSI backplane
SCSI2 CD-ROM. . . . . . . . one 50-pin connector, ultra-narrow, to
CD-ROM
SMB BACKPLANE. . . . . one 16-pin connector (server management) to
SCSI backplane
SCSI Backplane Connectors
SCSI hard-disk drive connection
sockets . . . . . . . . . . . . . . . . . . six 80-pin connectors
SCSI controller. . . . . . . . . . . . one 68-pin connector
Power . . . . . . . . . . . . . . . . . . . one 14-pin connectors
Video
Video type. . . . . . . . . . . . . . . . embedded PCI (see User’s Guide for
specifications)
Video memory . . . . . . . . . . . . 1 MB
Key Combinations
<Ctrl><Alt><Del> . . . . . . . . . . . . reboots the system (if running MS-DOS)
<F2>. . . . . . . . . . . . . . . . . . . . . . . . starts System Setup program (during POST
only)
Controls and Indicators
Reset control. . . . . . . . . . . . . . push button
Power control . . . . . . . . . . . . . push button
Power indicator. . . . . . . . . . . . green LED
Diskette drive access
indicator . . . . . . . . . . . . . . . . . green LED
CD-ROM busy indicator . . . . green LED
SCSI hard-disk drive online
indicator . . . . . . . . . . . . . . . . . green LED
Table 1-5. Technical Specifications (continued)