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  1. MrGasS27

    Finding a replacement for D1 on a first generation Macintosh LC

    Hi everybody This summer I broke the diode D1 on my first gen Macintosh LC while testing some prototype boards, since then I need power from the molex plug in order to fire up my BlueSCSI internally, while a BlueSCSI attached to the external port works fine with termination power. I already...
  2. MrGasS27

    Destroyed 2.5mm Digital Audio port and no audio from internal speaker - Sharing my fix

    Hi everybody! As I went crazy the other night, I want to share this fix in case your Digital Audio port is destroyed and your internal speaker isn't working. I applied this fix on my second Quicksilver, a G4/800 2002 version that I bought back in 2017: the previous owner destroyed the Digital...
  3. MrGasS27

    What size and angle for a PowerBook 145B screen polarizer?

    Hi everybody. My hateful PowerBook 145B developed the infamous vinegar syndrome and I'm in the process of removing the second sticky sheet of the polarizer. Right now I trashed everything into a box due to my poor spare time and to the strong smell of the polarizer that was literally killing me...
  4. MrGasS27

    Apple Desktop Bus Mouse capacitor list

    Hi everybody! I'm restoring a bunch of Apple Desktop Bus mice that I found in my house, I'm also recapping them and I did a capacitors list. 1x 10uF 16V 1x 1uF 50V 1x 0,47uf 50V
  5. MrGasS27

    Unsupported OS 9 eMac G4: switching between OS 9 and X is a disaster

    Hi everybody! Yesterday I installed Mac OS 9.2.2 on my “Unsupported” eMac G4 (1 GhZ, 40 GB, 1 GB, ATI 7500) with the MacOS9Lives disc on the second partition of my hard disk and 10.4.11 on the first partition. OS 9.2.2 works like a charm on my eMac G4 and I really want to keep it with 10.4.11...
  6. MrGasS27

    iMac G3 350/400 MhZ logic board to ATX, how to do this?

    Hi everybody! :) I want to pick up an iMac G3 350/400 MhZ board to adapt it in an ATX case, does someone have a diagram for attaching an ATX PSU to the G3's mobo? Can I get the video directly from the external VGA port? Thank you :)
  7. MrGasS27

    Cloning SCSI2SD... Is it an Impossible Mission?

    "Another visitor, stay awhile, stay forever!" Okay, I was joking about the C64 game, "Impossible Mission" is referred to this idea. Hi everybody! :) So, I'm an happy owner of SCSI2SD v5 board, I use it in an external box, it works great and I use it on every SCSI Mac that I have, but they...
  8. MrGasS27

    Has someone the DB15-DB15 video cable pinout?

    Hi everybody :) I usually use a 13" AppleColor High-Resolution RGB Monitor (640x480) and I want to replicate the DB15 Male - DB15 Male cable to connect the monitor to Mac, my multimeter is broken and right now I can't discover the pinout (I'm looking for a multimeter with a piezo beeper) so...
  9. MrGasS27

    AirPort PC24-H and WPA2

    Hi everybody! I want to buy an AirPort PC24-H Card for my Power Macintosh G4/800 Quicksilver with Mac OS 9.2.2 and 10.4.11, I put Wireless on it with a USB Realtek NIC card (it's chinese) and it works only under 10.4.11, it's slow and I have to use necessarily 10.4.11 to transfer files through...
  10. MrGasS27

    Can I solder an RJ45 on my Macintosh LC PDS Ethernet card?

    Hi everybody! My Macintosh LC came with a PDS ethernet card, I want to solder an RJ45 female port on it in order to connect my Macintosh LC to my AppleTalk local network, can I solder it or should I put a capacitor on C13? I don't know if there are missing parts. Thank you.
  11. MrGasS27

    Fish smell from my LC, my nose dies everytime I power it on

    Hi everybody, yes, you read correctly, when I power up my LC there comes an unbearable fish smell, I've already recapped the Motherboard, but the problem is still present. How can I solve this? Everytime I power up the LC I die instantly due to the strong smell. Thank you.
  12. MrGasS27

    Higher Sony floppy drive's head does not want to lift down

    I really hate these Sony Floppy drives, while I was trying to lube the head driver I lifted up a bit the higher head, now this doesn't want to lift down when I insert a Floppy Disk, how can I solve this before I destroy it with an hammer? Thank you :)
  13. MrGasS27

    Missing cap on my Macintosh LC motherboard

    Hi everybody! Today I received a beautiful Macintosh LC with stuck HDD head and obviously I have to recap it completely, from the speaker comes a lot of weird sounds like a cap that is charging and discharging (a stupid example: *I power on the Mac* *boot sound* uuuuiiIIIIIIIIIIIIII...
  14. MrGasS27

    Some infos on SCSI2SD

    Hi everybody! 2 days ago I purchased the SCSI2SD board, but I want to know: 1) Are Micro SDs easily swappable? I saw SCSI2SD has a software that sets the size in GB of the disk and there are two buttons for load and save preferences, are these preferences saved on SD or on the Board? 2)...
  15. MrGasS27

    How to mod an ATX PSU for 10 Pin Macintosh (for example IIsi, IIci, Quadra 700 and others)

    Hi everybody! One year ago my IIci PSU got broken, I don't care about repairing old PSUs so I modified an ATX in order to use it on my Macs. I did some diagrams and a video to explain how to do this (audio is in Italian but I added english subtitles) 1) First I broke a 20 pin ATX male plug...
  16. MrGasS27

    Macintosh IIsi freezes on all Systems after 5 minutes

    Hi everybody! I want to repair my father's Macintosh IIsi who bought it new in 1991, I have a lot of Macintosh in my home but this was my childhood computer and I love it a lot. So, since 2007 it freezes on any System and on any drive (internal SCSI, external SCSI, Floppy Drive) after a little...
  17. MrGasS27

    SCSI CD Drive 68 pin -> 50 for Macintosh use?

    Hi everybody, I bought on eBay a SCSI CD-Rom drive, a Plextor PX-20TSi, on the announcement was written that the drive was used in a server, so, when I unpackaged it I found a 68 Pins SCSI port instead of 50 Pins port, if you search for manual you can found a 50 pins port on the back of drive...
  18. MrGasS27

    Stargate works with USB-Serial adapter?

    Hi everybody, I want to use StarGate for file transfer between my PCs and my Macs. I have a lot of PC with Win 95/98, but I want to use my old netbook with XP and a Serial to USB adapter, but, is this adapter supported by StarGate? Somebody tried this software with USB-Serial adapter?
  19. MrGasS27

    VGA on Apple NuBus Potrait Video card?

    Hi, in my IIci that I bought 6 months ago there was this NuBus Potrait Video card with a DB13w3 connector. In November my Sony Trinitron died, and I can't use IIci and IIsi cause I don't have a good monitor that supports them, I can use Quadra 700 on an LCD with VGA adapter as well, but I can't...
  20. MrGasS27

    PowerBook ADB Trackball as separated mouse?

    Hi everybody, I own a PowerBook 145B with blown screen capacitors, the screws are stuck in display bezel and I'm tired to fight with it. I noticed that PowerBook trackball is a Logitech ADB mouse, it's named Bullseye, when PowerBook worked I used to love this trackball, so I want to solder an...
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