Sun Microsystems Netra t1 100, User And Administration Manual

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92 Netra t1 User and Administration Guide • June 2000
Replacing the Lithium Battery
If you ever need to replace the lithium battery on the motherboard, you will see the
following message on your console when you boot the system:
Warning -- Real-Time-Clock (and NVRAM) battery is low
If you see this message, order a new lithium battery (part number: 100-5893) from
your Sun Enterprise Services representative. Take note of the caution below.
Caution –
There is a danger of explosion if the lithium battery is incorrectly
replaced. Replace it only with a battery of the same type as the used battery (part
number: 100-5893) or with a battery of an equivalent type that has been
recommended by Sun Microsystems, Inc. To replace the battery, follow the
instructions supplied with the new battery. Dispose of the used battery according to
the manufacturer’s instructions.
FIGURE 10-2
Motherboard Components (including the Lithium Battery)
RJ45
Ethernet
connector
J5 J4 J3 J2 J1
Serial
connector
7-segment
display
LED
LED
DC-DC
converter
1.9V
DC-DC
converter
3.3V
SRAM Ecache
PCI bridge
UltraSPARC IIi
APB
RIC
SCSI
Controller
PCIO
PLD
EPROM
NVRAM
PCIO
Super IO
DRAM
memory
module
connectors
Lithium
Battery
SysAdmin.book Page 92 Friday, March 30, 2001 2:38 PM