Ristɔr wan Sun SPARCstation IPX pat 1: PSU ɛn NVRAM (2020)
Kɔmɛnt dɛn
Mewayz Team
Editorial Team
Rɛstɔrɔt wan Sun SPARCstation IPX: Wan Joyn Bak to 1991
In di fast-paced wɔl fɔ mɔdan biznɛs, usay wi de champion modular, skel pletfɔm lɛk Mewayz, wan spɛshal valyu de fɔ luk bak pan di fawndeshɔn dɛn fɔ wok steshɔn kɔmpiutishɔn. Di Sun SPARCstation IPX, we dɛn bin pul insay 1991, na bin wɔndaful tin insay in tɛm—na mashin we bin de gi pawa to injinɛri lab dɛn, sayɛns risach, ɛn softwea divɛlɔpmɛnt. Fɔ briŋ dis kayn relik bak to layf nɔto jɔs tɛknikal ɛksesaiz; na lɛsin fɔ bia, dizayn, ɛn di nid we go de sote go fɔ sistɛm dɛn we dɛn bil fɔ las. Dis ristɔreshɔn joyn, we bigin wit di impɔtant kɔmpɔnɛnt dɛn fɔ Pawa Saplai ɛn NVRAM, de mirɔ di Mewayz filɔsofi: wan saksesful sistɛm, ilɛksɛf na 30 ia ol wok steshɔn ɔ wan mɔdan biznɛs OS, de abop pan wan stebul, rilibul fawndeshɔn.
Di Peshɛnt: Wan San SPARCstation IPX
Fɔ pul di dɔti, beige chɛsis frɔm in stɔrɔj grev na di fɔs tin we yu fɔ du. Di SPARCstation IPX, wit in difrɛn "lanchbox" dizayn, na sɔprayz kɔmpakt. Dis patikyula yunit bin komplitli unresponsive-wan klashik kes of "saylent death" we kɔmɔn wit ol hadwae. Bifo dɛn tink bɔt ɛni softwe ɔ ɔpreshɔn sistem, di mashin fɔs fɔ ebul fɔ pawa ɛn pas in fɔs hadwae chɛk dɛn. Dis fawndeshɔn prinsipul na tru fɔ wan vintaj Sun wok steshɔn lɛk aw i bi fɔ kɔnfigyut nyu mɔdyul na Mewayz; if yu nכ gεt stebul bays, nכ כda tin nכ kin fכnshכn kכrekt.
Step Wan: Ribild di Pawa Saplai Yunit (PSU)
Di tin we kin mek ol ilɛktronik tin nɔ wok na di pawa saplai. Kapasitɔ, di smɔl smɔl tin dɛn we de mek ilɛktrik kɔrɛnt smol, de pwɛl as tɛm de go, bɔku tɛm dɛn kin lik kɔrosiv ilɛktrɔlayt. We dɛn opin di PSU, dɛn kɔnfyus di diagnosis: sɔm kapasitɔ dɛn bin bulj ɛn lik. Wan ful rikap bin nid fɔ bi.
- we dɛn kɔl
- Sefty Fɔs: Dischaj big men filta kapasitɔ fɔ avɔyd wan denja shɔk.
- Desoldering: Tek tɛm pul di ol, fɔlt kapasitɔ dɛn.
- Sɛlekshɔn: Sɔs nyu, ay-kwaliti kapasitɔ wit di kɔrɛkt spɛsifikɛshɔn (kapasiti, vɔlɔt rɛytin, ɛn tɛmpracha).
- Sɔlda: Instɔl di nyu kapasitɔ dɛn wit kɔrɛkt polariti.
Afta di rikap, wan kɔt tɛst wit wan vayriak (variable transfɔma) sho prɔmis sayn dɛn. Di PSU bin whirred to layf, ɛn in autput dɛn bin mɛzhɔ kɔrɛkt wan. Dis metikulכs prכsεs fכ diagnose wan kכr kכmכpכnt εn mεtodik riples in pat dεm we de fεl de mεmba fכ trobulshut wan kכr savis na di Mewayz OS. I de sho di impɔtant tin fɔ adrɛs di rut kɔz pas di simptom dɛm.
Step Tu: Fɔ Tek di Infamous NVRAM Kɔrapshɔn
Wit wan wɛlbɔdi PSU, di IPX naw sho sayn dɛm fɔ layf—wan pawa layt! Bɔt di kɔnsol autput bin sho di nɛks prɔblɛm: wan kɔrɔpt NVRAM (Non-Volatile RAM). Dis chip, we na Motorola M48T02, de kip impɔtant sistem paramita dɛn lɛk di ɔs ID, Itanɛt MAC adrɛs, ɛn di tɛm-ɔf-de. We in bateri we de insay di bot day afta bɔku bɔku ia, di data kin lɔs, ɛn di sistɛm nɔ kin ebul fɔ but fayn.
Di sɔlv involv fɔ tek tɛm disoldering di ol NVRAM chip ɛn riples am wit nyu wan, we dɛn bin prɛ-initialize wit kɔrɛkt sɛtin yuz wan mɔdan programma. Ɔda we de fɔ mek dɛn put sɔkɛtɛ fɔ mek i izi fɔ yu tumara bambay. Wans di nyu NVRAM bin dɔn de, di SPARCstation IPX dɔn dɔn in POST (Power-On Self-Test), we de sho di aykɔnik Sun logo na di skrin. Na bin wan mɔnt fɔ win—di mashin bin gɛt in aydentiti bak.
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Start Free →Fɔundashɔn fɔ di Fyuchɔ
Fɔ mek di PSU ɛn NVRAM kam bak bin briŋ dis SPARCstation IPX bak frɔm di brink. Naw i gɛt di stebul fawndeshɔn we i nid fɔ go bifo to di nɛks stej dɛn: hadwae dayagnostik, SCSI drayv riplesmɛnt, ɛn las las, instɔl di Solaris ɔpreshɔn sistɛm. Dis prɔses de ɔndaskayn wan impɔtant lɛsin fɔ ɛni sistɛm, ol ɔ nyu. Jɔs lɛk aw Mewayz de gi wan modular, rilibul bays we biznɛs dɛn kin bil ɛn adap pan, wan saksesful ristɔr hadwae fawndeshɔn de alaw dis istri mashin fɔ wok bak. Insay Pat 2, wi go delv insay di stɔrɔj sabsistim ɛn di chalenj dɛm fɔ briŋ 30 ia ol ɔpreshɔn sistɛm ɔnlayn.
, we yu de yuzKwɛshɔn dɛn we dɛn kin aks bɔku tɛm
Rɛstɔrɔt wan Sun SPARCstation IPX: Wan Joyn Bak to 1991
In di fast-paced wɔl fɔ mɔdan biznɛs, usay wi de champion modular, skel pletfɔm lɛk Mewayz, wan spɛshal valyu de fɔ luk bak pan di fawndeshɔn dɛn fɔ wok steshɔn kɔmpiutishɔn. Di Sun SPARCstation IPX, we dɛn bin pul insay 1991, na bin wɔndaful tin insay in tɛm—na mashin we bin de gi pawa to injinɛri lab dɛn, sayɛns risach, ɛn softwea divɛlɔpmɛnt. Fɔ briŋ dis kayn relik bak to layf nɔto jɔs tɛknikal ɛksesaiz; na lɛsin fɔ bia, dizayn, ɛn di nid we go de sote go fɔ sistɛm dɛn we dɛn bil fɔ las. Dis ristɔreshɔn joyn, we bigin wit di impɔtant kɔmpɔnɛnt dɛn fɔ Pawa Saplai ɛn NVRAM, de mirɔ di Mewayz filɔsofi: wan saksesful sistɛm, ilɛksɛf na 30 ia ol wok steshɔn ɔ wan mɔdan biznɛs OS, de abop pan wan stebul, rilibul fawndeshɔn.
Di Peshɛnt: Wan San SPARCstation IPX
Fɔ pul di dɔti, beige chɛsis frɔm in stɔrɔj grev na di fɔs tin we yu fɔ du. Di SPARCstation IPX, wit in difrɛn "lanchbox" dizayn, na sɔprayz kɔmpakt. Dis patikyula yunit bin komplitli unresponsive-wan klashik kes of "saylent death" we kɔmɔn wit ol hadwae. Bifo dɛn tink bɔt ɛni softwe ɔ ɔpreshɔn sistem, di mashin fɔs fɔ ebul fɔ pawa ɛn pas in fɔs hadwae chɛk dɛn. Dis fawndeshɔn prinsipul na tru fɔ wan vintaj Sun wok steshɔn lɛk aw i bi fɔ kɔnfigyut nyu mɔdyul na Mewayz; if yu nכ gεt stebul bays, nכ כda tin nכ kin fכnshכn kכrekt.
Step Wan: Ribild di Pawa Saplai Yunit (PSU)
Di tin we kin mek ol ilɛktronik tin nɔ wok na di pawa saplai. Kapasitɔ, di smɔl smɔl tin dɛn we de mek ilɛktrik kɔrɛnt smol, de pwɛl as tɛm de go, bɔku tɛm dɛn kin lik kɔrosiv ilɛktrɔlayt. We dɛn opin di PSU, dɛn kɔnfyus di diagnosis: sɔm kapasitɔ dɛn bin bulj ɛn lik. Wan ful rikap bin nid fɔ bi.
Step Tu: Fɔ Tek di Infamous NVRAM Kɔrapshɔn
Wit wan wɛlbɔdi PSU, di IPX naw sho sayn dɛm fɔ layf—wan pawa layt! Bɔt di kɔnsol autput bin sho di nɛks prɔblɛm: wan kɔrɔpt NVRAM (Non-Volatile RAM). Dis chip, we na Motorola M48T02, de kip impɔtant sistem paramita dɛn lɛk di ɔs ID, Itanɛt MAC adrɛs, ɛn di tɛm-ɔf-de. We in bateri we de insay di bot day afta bɔku bɔku ia, di data kin lɔs, ɛn di sistɛm nɔ kin ebul fɔ but fayn.
Fɔundashɔn fɔ di Fyuchɔ
Fɔ mek di PSU ɛn NVRAM kam bak bin briŋ dis SPARCstation IPX bak frɔm di brink. Naw i gɛt di stebul fawndeshɔn we i nid fɔ go bifo to di nɛks stej dɛn: hadwae dayagnostik, SCSI drayv riplesmɛnt, ɛn las las, instɔl di Solaris ɔpreshɔn sistɛm. Dis prɔses de ɔndaskayn wan impɔtant lɛsin fɔ ɛni sistɛm, ol ɔ nyu. Jɔs lɛk aw Mewayz de gi wan modular, rilibul bays we biznɛs dɛn kin bil ɛn adap pan, wan saksesful ristɔr hadwae fawndeshɔn de alaw dis istri mashin fɔ wok bak. Insay Pat 2, wi go delv insay di stɔrɔj sabsistim ɛn di chalenj dɛm fɔ briŋ 30 ia ol ɔpreshɔn sistɛm ɔnlayn.
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