daanvdl's latest activity
-
Ddaanvdl replied to the thread Okay, dumb question has anyone cloned the 128k Logic Board yet?.If someone can provide me with a 128K logic board, even a faulty one, I could probably make a PCB clone from it. I have quite a bit of...
-
Ddaanvdl replied to the thread I broke and fixed Macintosh Portable (backlight). Attached backlight circuit schematic that I reverse engineered.I did some additional tracing and measurements on my M5126 because I was also troubleshooting a working LCD image but no backlight, with...
-
Ddaanvdl replied to the thread Troubleshooting Macintosh Portable after loading 12V line-- self inflicted..Let me know if there’s anything else I should measure or scope to help narrow this down for you.
-
Ddaanvdl replied to the thread Troubleshooting Macintosh Portable after loading 12V line-- self inflicted..Before lifting R13, I would first check the reset input of the Power Manager MCU. Last week I repaired a Macintosh Portable with...