Preface
About this manual
This manual contains service and reference information for
IBM ThinkPad i Series 1400/1500 (2621) products. Use
this manual along with the advanced diagnostic tests to
troubleshoot problems effectively.
The manual is divided into sections as follows:
Common sections provides general information,
guidelines, and safety information required to service
computers.
Product-specific sections includes service, reference,
and product-specific parts information.
–
Part I includes information on the models in
Group-A and B. (See the 2621 model table on
page iii.)
–
Part II includes information on the models in
Group-C. (See the 2621 model table on page iii.)
Table 1 (Page 1 of 2). 2621– Model Table
I: 12.1"
TFT
II: 14.1"
TFT
III:
15.0"
TFT
IV:
13.0"
HPA
Group-A
447,
44T/44C,
44H/44K,
44S/44X
480/48U,
460/46U,
484/464,
487/467,
48M/46M,
48A/46A,
48T/46T,
48C/46C,
48H/46H,
48K/46K,
48F/46F,
48S/46S,
48P/46P,
48X/46X,
560/567
420/42U,
424/42N,
427,
42A/42M,
42S/42F,
42D/42X,
540/547
Group-B
441/445,
448/4BA,
4BT/4BC,
4BH/4BY,
4BK/4BF,
4BS/4BP,
4BX,
541/548
465/4CM,
4CA/4CT,
4CC/4CH,
4CK/4CF
421/428,
425/43J,
4AA/4AM,
4AF/4AS,
4AP/4AX
Preface
iii
