Sun Microsystems SunSwift SPARCserver 1000, Руководство по обслуживанию

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2-18 SPARCserver 1000 System Service Manual—June 1996
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On any system board, if the eight yellow LEDs are off, the board is not
functioning. However, if all system boards show errors, a faulty common unit
is indicated. Candidates may be the control board, backplane, or power supply.
2.9 Disabling and Enabling the Link Integrity Test
If the network hub does not use the 10BaseT Link Integrity Test, the system
may report “no carrier” and be unable to transmit. If this occurs, disable the
link integrity test (the default state for Sun equipment). This test can be
disabled or enabled on some SBus cards using a jumper. However, for
consistency in maintenance, disable the test using software commands below.
For a single network, disable the test using the command below:
At the ok prompt, enter:
false set-tpe-test
For a system connected to two or more networks, program the system NVRAM
using statements is the type:
If you need to re-enable testing at the server, use the command below:
At the ok prompt, enter:
true set-tpe-test
2.10 SuperSPARC Modules
When adding or moving SuperSPARC modules, fill all A slots in the system
before filling B slots. See Chapter 11, Section 11.3, “SuperSPARC Modules” for
module location and replacement procedure.
2.11 SIMMs and NVSIMMs
POST will identify failed SIMMs or NVSIMMs. See Chapter 11, Section 11.5,
“SIMMs and NVSIMMs” for location and replacement procedure.
false “ <Ethernet-node1-pathname>” “ set-tpe-test” execute-device-method drop
false “ <Ethernet-node2-pathname>” “ set-tpe-test” execute-device-method drop
false “ <Ethernet-node3-pathname>” “ set-tpe-test” execute-device-method drop
(Repeat for additional nodes.)