with out a doubt needs new caps.
PSU will need new caps as well. Charles www.MacCaps.com On Dec 27, 2014, at 2:28 AM, Clark Martin <[email protected]> wrote: > Try a PRAM reset, Command-Option-p-r immediately after power up. > > Remove any added RAM then try to boot. If it does boot then put the memory > back and try it again. It's possible the memory is bad or that the contacts > are dirty / oxidized. > > Any chance you can try a different monitor and adapter or try that > combination on another Mac? > > KK6ISP > Yet another designated driver on the information super highway. > > On Dec 26, 2014, at 6:21 PM, Karl Brown <[email protected]> wrote: > >> Hello - >> >> I'm trying to get an old mac running and am running into a problem with a >> IIsi (which has been sitting in my basement for probably 15 years or more). >> It is basic machine without any additional cards added, and connects to a >> 15" Sony via a MacView adapter (which has jumper switches set to 640x480 >> @66hz I think). If I hit the power button the machine turns on, the fan >> runs, the green light turns on, but there is no chime, and nothing on the >> screen (seemingly no signal). However, if I push option/command + power >> button on the keyboard, the screen turns white, so the keyboard seems to >> work and the graphics card is able to send some sort of plain white screen >> to the monitor. >> >> The hard drive whirrs a bit, but doesn't seem consistently to be searching, >> and it does seem to act up more when I press that key combination. >> >> I recently replaced the PRAM battery with a brand new one since I read that >> could cause problems but there doesn't seem to be any difference in behavior. >> >> Any ideas on next steps for troubleshooting? >> >> Thanks! >> Karl >> >> -- >> -- >> ----- >> You received this message because you are a member of the Vintage Macs group. >> The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our >> netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml >> To post to this group, send email to [email protected] >> To leave this group, send email to [email protected] >> For more options, visit this group at >> http://groups.google.com/group/vintage-macs >> >> Support for older Macs: http://lowendmac.com/services/ >> --- >> You received this message because you are subscribed to the Google Groups >> "Vintage Macs" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. > > > -- > -- > ----- > You received this message because you are a member of the Vintage Macs group. > The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our > netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml > To post to this group, send email to [email protected] > To leave this group, send email to [email protected] > For more options, visit this group at > http://groups.google.com/group/vintage-macs > > Support for older Macs: http://lowendmac.com/services/ > --- > You received this message because you are subscribed to the Google Groups > "Vintage Macs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- -- ----- You received this message because you are a member of the Vintage Macs group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] To leave this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/vintage-macs Support for older Macs: http://lowendmac.com/services/ --- You received this message because you are subscribed to the Google Groups "Vintage Macs" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
