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Versión actual por: Pavel S.

Título:

POST fails, checkstop LED blinks twice repeatedly

Texto:

I’m playing with a Quad Core PowerMac G5 (A1117). So far everything was fine, I’ve reworked all the thermals and the machine worked well for more than a week under high load, compiling non-stop.

Today I’ve turned it off and after several hours tried to turn on. But it doesn’t POST anymore - checkstop led (led #7) blinks twice after power on, then waits, then blinks twice again.  I’ve tried to pull out the RAM and graphics card - no change. Tried to power on without CPU module at all - well, as expected it turns on CPU leds.

Video: https://youtu.be/fHsGQON55CM

Would be grateful for any hints what may it mean.

Dispositivo:

Power Mac G5 Late 2005

Estatus:

open

Respuesta Aceptada:

+609129

Editado por: Pavel S.

Título:

POST fails, checkstop LED blinks twice repeatedly

Texto:

I’m playing with a Quad Core PowerMac G5 (A1117). So far everything was fine, I’ve reworked all the thermals and the machine worked well for more than a week under high load, compiling non-stop.
-Today I’ve turned it off and after several hours tried to turn on. But it doesn’t POST anymore - checkstop led (led #7) blinks twice after power on, then waits, then blinks twice again. Video: https://youtu.be/fHsGQON55CM
+Today I’ve turned it off and after several hours tried to turn on. But it doesn’t POST anymore - checkstop led (led #7) blinks twice after power on, then waits, then blinks twice again. I’ve tried to pull out the RAM and graphics card - no change. Tried to power on without CPU module at all - well, as expected it turns on CPU leds.
+
+Video: https://youtu.be/fHsGQON55CM
Would be grateful for any hints what may it mean.

Dispositivo:

Power Mac G5 Late 2005

Estatus:

open

Aporte original por: Pavel S.

Título:

POST fails, checkstop LED blinks twice repeatedly

Texto:

I’m playing with a Quad Core PowerMac G5 (A1117). So far everything was fine, I’ve reworked all the thermals and the machine worked well for more than a week under high load, compiling non-stop.

Today I’ve turned it off and after several hours tried to turn on. But it doesn’t POST anymore - checkstop led (led #7) blinks twice after power on, then waits, then blinks twice again. Video: https://youtu.be/fHsGQON55CM

Would be grateful for any hints what may it mean.

Dispositivo:

Power Mac G5 Late 2005

Estatus:

open