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>I asked this before, but no answer ...
>if you get the doohicky from IBM to allow two 16MB thingys to be installed,
>what exactly are the 16MB thingys, how much do they cost, and where can you
>get them?
The following is part of IBM announcements for ThinkPad755C/Cs.
Hope these help.
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New Options and Accessories
Part 750C/ 755C/
Number Description 750 Cs/Ce 755Cs
84G2148 Wall Mount
Adapter (40W) Y Y Y
84G2150 540 MB Hard
Disk Drive - AT Y Y Y
84G2151 Memory Module
Adapter N N Y
84G2152 4MB Memory Module N N Y
84G2153 16MB Memory Module N N Y
84G2154 75MHz Processor
Upgrade Kit N N Y
2397542 75MHz Processor
Upgrade N N Y
66G7870 Microphone Kit Y Y Y
84G2524 Space Saver
Keyboard (Black) Y Y Y
84G2533 ThinkPad Numeric
Keypad (Black) Y Y Y
66G0108 ThinkPad 2.88MB
Diskette Drive N N Y
Existing Options and Accessories
Part 750/755
Number Description Family 360 360Cs
49G2165 AC Adapter (40W) Y Y Y
66G2846 750 NiMH Battery Y Y Y
66G2843 750 Quick Charger Y Y Y
66G2847 170 MB Hard
Disk Drive - AT Y Y Y
66G2849 340 MB Hard
Disk Drive - AT Y Y Y
66G5109 16MB IC DRAM Y Y Y
66G3510 Port Replicator
Model I Y Y Y
66G3520 Port Replicator
Model II Y Y Y
66G3541 AC Adapter (50W) Y Y Y
66G3689 750 TV Tuner Pack (4) N N
71G2560 CDPD Communications
Module (5) Y Y
66G3618 FDD External
Attachment Kit Y Y Y
66G3686 Battery Safety Cover Y Y Y
66G3685 Keyguard Y Y Y
66G3684 Security Base Y Y Y
66G3687 Untethered Stylus (6) N N
53G9720 ThinkPad Dock I Y Y Y
66G3539 Display Stand Y Y Y
66G3536 Internal CD-ROM Kit Y Y Y
66G3535 ThinkPad Hard Disk
Drive Installation Kit Y Y Y
66G3537 Analog-to-Digital
Video Adapter (4) N N
66G3538 Internal SCSI
Device Kit Y Y Y
66G3540 Audio Cable Y Y Y
66G3585 Carrying Case
(Large - Dock I) Y Y Y
66G3341 AC Adapter 50W
(See note below) Y Y Y
49G2167 Car Lighter Adapter Y Y Y
07G1419 2MB IC DRAM Y Y Y
07G1420 4MB IC DRAM Y Y Y
07G1421 8MB IC DRAM Y Y Y
07G0033 Miniature Mouse Y Y Y
07G0032 Numeric Keypad Y Y Y
54G0441 Keyboard/Mouse
connect Y Y Y
59G7970 Universal Carrying
Case Y Y Y
0933315 3270 Emulation
(PCMCIA) Y Y Y
0933462 Token-Ring 16/4
(PCMCIA) Y Y Y
0933290 Ethernet 10 base t
(PCMCIA) Y Y Y
0933280 Ethernet 10 base 2
(PCMCIA) Y Y Y
70G7344 5MB Solid State File Y Y Y
70G7345 10MB Solid State File Y Y Y
70G7346 15MB Solid State File Y Y Y
42G2581 Data/Fax Modem
(PCMCIA) Y Y Y
42G2582 14.4 Data/Fax Modem
(PCMCIA) Y Y Y
84G5689 4MB IC DRAM Card
(non-parity) Y (7) Y Y
84G5692 8MB IC DRAM Card
(non-parity) Y (7) Y Y
84G5695 16MB IC DRAM Card
(non-parity) Y (7) Y Y
87G9029 IBM PCMCIA
Audio Adapter Y (8) Y Y
Note: The 50W AC adapter is required when the system is fully
configured with Port Replicator Model I, PCMCIA cards and a wireless
communication optional feature.
(4) Supported on the 750C/755C TFT models only.
(5) Not supported on the 750 PEN models.
(6) For PEN models only.
(7) Non-parity memory. The 750/755 family must have the setting
changed in setup to non-parity memory.
(8) Refer to the Limitations section.
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CHARGES
Optional Features for 755C/755Cs
Feature Part Purchase
Description Number Number Price
IBM ThinkPad
Travel
(Wall Mount)
AC Adapter 0610 84G2148 $ 85
540MB Hard
Disk-AT(15) 0607 84G2150 1,399
810MB Hard
Disk-AT 2633 84G8250 1,985
Memory Module
Adapter 1858 84G2151 105
4MB Memory
Module 1860 84G2152 345
16MB Memory
Module 1861 84G2153 1,745
75MHz Processor
Kit(16) 1862 84G2154 N/A
75MHz Processor
Kit(17) None 2397542 1,075
Microphone Kit 2426 66G7870 49
Space Saver
Keyboard(18) 2298 84G2524 155
Numeric
Keypad-Black 2299 84G2533 55
2.88MB Diskette
Drive 2588 66G0108 165
(15) IBM ThinkPad 540MB Hard Disk can be used in the 755C/755Cs/750/
750C/750Cs/750P and 750Ce systems
(16) Upgrade Kit only -- Requires installation by IBM-trained
service personnel. Installation charges may apply.
(17) ThinkPad EasyServ only -- installation included. (U.S. only)
Available through IBM PC Direct only. Call 800-IBM-2YOU
(426-2968) to order.
(18) Refer to Hardware Announcement 193-346, for technical details.
This keyboard is the same except for the color.
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