Apple Lisa Analog Video Board

For more information, see this article's corresponding Wikipedia page: Apple Lisa.

Apple Lisa Analog Video Board

Preliminary Information
Release Year	1983
Leak Risk	Medium
Mounting Technology	Through Hole
Capacitor Types	Aluminum Electrolytic
Destructive Entry	No
Hardware Specifications
Graphics	Analog monochrome

Known Issues

Symptom or Problem Encountered

Causes

• Wavy or unstable video

Solutions

• Replace capacitors

Disassembly Notes

The top of the Lisa can be removed by first removing the back cover and extracting the card cage.

Two captive screws are now accessible through round holes in the underside of the top panel's metal shielding.

Take care to discharge the CRT safely whenever working on or around the analog video board!

Original Parts

Analog Video Board | 620-0121-J

This board was found on a Lisa 2/10, also known as a Macintosh XL.

Capacitor Specifications and Footprint Information

RefDes	Qty	Capacitance	Voltage	Mount	Diameter/Size	Height	Lead Spacing	Temp	Type	Brand	Series
12,19	2	2200 µF	25v	Through Hole	17mm	35mm	8mm	85 °C	Electrolytic	Nichicon	SE (M) H8259
31	1	330 µF	25v	Through Hole	12mm	22mm	5mm	85 °C	Electrolytic	Nippon Chemicon	SL CEO4W
2	1	470 µF	35v	Through Hole	12mm	25mm	5mm	85 °C	Electrolytic	Matsushita	S
7,8	2	10 µF	100v	Through Hole	8mm	12mm	5mm	85 °C	Electrolytic	Matsushita	CE S
11	1	100 µF	16v	Through Hole	8mm	12mm	5mm	85 °C	Electrolytic	Nichicon	SE (M) M8325
3,4,18	3	10 µF	16v	Through Hole	5mm	12mm	2mm	85 °C	Electrolytic	Marcon	1NK CEO4W

Replacement Parts

Basic PCB Name

Capacitors

RefDes	Qty	Compatible Part Number	Order Links
			Digikey

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.