Dell Precision R7610 (Mid 2013) - Manual (Page 112)

Internal connectors Specification
Host card remote power control one two-pin connector
CPU/Memory power four four-pin connectors
Memory twelve 240-pin connectors (DDR3)
Rear IO:
PCI Express one 98-pin connector (x8)
Risers:
Outer Riser
PCI Express three 164-pin connectors (x16)
Center Riser Option 1
PCI Express two 164-pin connectors (x16)
Center Riser Option 2:
PCI one 120-pin connector (32 bit)
PCI Express one 164-pin connectors (x16)
Front IO:
Front USB one 14-pin connector
Internal USB one four-pin connector
Front panel control one 28-pin connector
HDD Back Panel :
SATA two 36-pin Mini-SAS connectors; six 29-pin HDD
connectors
Power one 14–pin connector
Table 12. Controls and Lights
Controls and Lights Specification
Power button light: off — system is off or unplugged.
solid blue light — computer is operating normally.
blinking blue light — computer is in stand by.
solid amber light — the computer does not start, indicating a problem with the
system board or power supply.
blinking amber light — indicates a problem has occurred with the system board.
System ID button and light blue light — flashes (front and back of chassis) when the button is pressed.
Press the button again to turn it off.
Drive activity light blue light — blinking blue light indicates that the computer is reading data from,
or writing data to the hard drive.
Network link integrity lights (front): blue light — A good connection exists between the network and the computer.
off (no light) — The computer is not detecting a physical connection to the
network.
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