Macintosh Performa 5400 General Maintenance: Revision history

23 September 2026

• curprev 23:3223:32, 23 September 2026 Josh talk contribs 8,561 bytes +15 House style: rephrase the corrections as statements about the figures themselves rather than about this page's own history undo
• curprev 23:0623:06, 23 September 2026 Josh talk contribs 8,546 bytes +4,963 Verification drive: removed the +5/+12/+3.3 V rail table (the first two lines are Apple's Macintosh Plus procedure; the 3.3 V line had no source at all); battery replace-below is Apple's 3.0 V and the pack is a 4.5 V Rayovac on a connector behind the logic board; added Apple's 29.5 V +/- 0.1 V high-voltage adjustment at D713/D703 via VR501/VR702, the separate CRT-video-board geometry controls, PSU/analogue board part numbers and the electrical spec undo

10 February 2026

• curprev 13:2113:21, 10 February 2026 Josh talk contribs 3,583 bytes −69 Remove broken image link (image file not found) undo
• curprev 11:5411:54, 10 February 2026 Josh talk contribs 3,652 bytes +3,652 Created Performa 5400 General Maintenance page