Apple Macintosh PowerBook 190 Series - Manual (Page 153)

Getting ready
You need the computer, the RAM expansion card, and a screwdriver with a
Torx T-8 head. (If one is not provided with your RAM card, you can purchase
a Torx T-8 screwdriver at a hardware or electronics supply store.) Make sure
you are installing an upgrade card made for a Macintosh PowerBook 190
series computer.
IMPORTANT No other type of screwdriver can be used to install an expansion
card in your PowerBook.
The RAM card must use low-profile memory chips.
There are three steps you need to follow to install a RAM expansion card:
1. Remove the PowerBook’s keyboard.
2. Install the card.
3. Replace the keyboard.
Connector Low-profile memory chips
(The number and position of the chips on your
RAM card may differ from those shown.)
148 Appendix C