Sun Microsystems 60 service manual Watch-clock

4.6.1watch-clock

watch-clockreads a register in the NVRAM/TOD chip and displays the result as a seconds counter. During normal operation, the seconds counter repeatedly increments from 0 to 59 until interrupted by pressing any key on the Sun Type-5 keyboard.

CODE EXAMPLE 4-1identifies the watch-clockoutput message.

CODE EXAMPLE 4-1 watch-clockOutput Message

{0} ok watch-clock

Watching the ‘seconds’ register of the real time clock chip. It should be ‘ticking’ once a second.

Type any key to stop. 4

4.6.2watch-net and watch-net-all

watch-netand watch-net-allmonitor Ethernet packets on the Ethernet interfaces connected to the system. Good packets received by the system are indicated by a period (.). Errors such as the framing error and the cyclic redundancy check (CRC) error are indicated with an X and an associated error description.

CODE EXAMPLE 4-2identifies the watch-netoutput message. CODE EXAMPLE 4-3identifies the watch-net-alloutput message.

CODE EXAMPLE 4-2 watch-netOutput Message

{0} ok watch-net

Hme register test --- succeeded. Internal loopback test -- succeeded.

Transceiver check -- Using Onboard Transceiver - Link Up. passed

Using Onboard Transceiver - Link Up. Looking for Ethernet Packets.

‘.’ is a Good Packet. ‘X’ is a Bad Packet. Type any key to stop.

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Chapter 4 Troubleshooting Procedures 4-9