Cisco GSR12/60 - 12012 Router -AnyLAN, SONET/SDH Installation And Configuration Manual page 61

Figure 1-10 Cisco 12012 Power Distribution
Blower Controller
module card
MBus
module
Blower Controller
module card
MBus
module
185–264 VAC
–48/–60 VDC
AC-input or
DC-input
power supply
Physical and Functional Overviews
–48
VDC
–48 –48
VDC VDC
–48
VDC
Backplane
–48 VDC +5 VDC
Minimum 2 AC-input power supplies or 1 DC-input power supply
Maximum 4 AC-input power supplies or 2 DC-input power supply
DC/DC
conv.
MBus
module
GRP
DC/DC
conv.
MBus
+5
module
VDC
Line card
DC/DC
conv.
MBus
module
Switch fabric card
+5 VDC
+5
VDC
Alarm card
Product Overview 1-33
+5 VDC
+3.3 VDC
+5 VDC
+3.3 VDC
+3.3 VDC