IBM TotalStorage 2109 M12, User Manual

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CP card specifications
This section describes the specifications for the CP card.
Memory specifications
The centralized memory maximizes switch throughput by guaranteeing full transmit
and receive bandwidth to all fibre-channel ports at all times.
Each CP card contains the type and specification of memory listed in Table 9.
Table 9. Memory specifications
Memory type Amount
Main memory 128 MB of SDRAM (32 bits wide)
Flash memory
v
User flash: 16 MB of 16–bit wide memory,
stored in two 8 MB banks
v
Compact flash: 256 MB, partitioned in two
128 MB sections
Boot flash memory 512 KB of 8–bit wide memory for system
startup
Battery specifications
The CP card has a lithium carbon-monoflouride coin cell battery.
Table 10 lists the battery specifications.
Table 10. Battery specifications
Type Specification
Rayovac BR1225 3.0 volt, 50 mAh
CAUTION:
Only trained service personnel may replace this battery. The battery
contains lithium. To avoid possible explosion, do not burn or charge
the battery.
Do Not
v Throw or immerse into water
v Heat to more than 100°C (212°F)
v
Repair or disassemble.
Exchange only with the IBM-approved part. Recycle or discard the
battery as instructed by local regulations. In the United States, IBM
has a process for the collection of this battery. For information, call
1-800-426-4333. Have the IBM part number for the battery unit
available when you call. (C002)
Terminal serial port specifications
Each CP card provides a terminal serial port with a DB–9 connector with an
RS–232 signal subset.
Note: For dust and END protection, a cover is provided for the serial port and
should be kept on the port whenever the serial port is not being used.
Appendix A. Product specifications
29