Restoring a Macintosh PowerBook 145B

The PowerBook 145B was a basic, albeit solid, option in Apple's first laptop lineup. So what does this particular machine need to get working again?

More #MARCHintosh videos that you might be interested in are available in this playlist: https://www.youtube.com/hashtag/march...

Sources:
"Introducing: The PowerBooks", MacUser, December 1991.
"Macintosh PowerBooks 100, 140 and 170", Macworld, December 1991.
"The Mac on the Road", Byte, December 1992.
Toshiba T1900 laptop photo:   / 1994_toshiba_t1910_xpost_from_rpics  
"New PowerBooks", Macworld, December 1992.
PowerBook 180 photo: https://imgur.com/a/Zu4wx22
Thingiverse PowerBook 100 series hinge fix: https://www.thingiverse.com/thing:439...
"Fast Starter: The PowerBook 145", MacUser, October 1992.
"PowerBook 145", MacUser, February 1993.
"A New PowerBook 145", Macworld, August 1993.
"Penny-Wise PowerBook", MacUser, August 1993.
"2 New PowerBooks", Macworld, August 1993.
PowerBook 180 tunnel vision photo: https://image.space.rakuten.co.jp/d/s...
Oven photos are from this 68kmla thread: https://68kmla.org/forums/topic/52469...
Additional PowerBook 180 tunnel vision photo: https://imgur.com/gallery/Rt3iUdq?nc=1

Big thank you to The Computer Clan for helping me with a clip of the PowerBook 100! https://www.computerclan.com

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Music by
Epidemic Sound (https://www.epidemicsound.com).
Intro music by BoxCat Games (http://www.box-cat.com).