Preface

About this manual

This manual contains service and reference informa IBM ThinkPad i Series 1400/1500 (2621) products. this manual along with the advanced diagnostic te troubleshoot problems effectively.

The manual is divided into sections as follows:

ŸCommon sections provides general information, guidelines, and safety information required t computers.

ŸProduct-specific sections includes service, re

and product-specific parts information.

Part I includes information on the models Group-A and B. (See the 2621 model tabl page iii.)

Part II includes information on the models Group-C. (See the 2621 model table on pa

 

 

 

 

 

 

 

 

 

Table

1

(Page

1

of 2). 2621– Model Table

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

III:

IV:

 

 

I:

12.1"

II:

14.1"

15.0"

13.0"

 

 

 

TFT

TFT

 

TFT

HPA

 

 

 

 

 

 

 

Group-A

 

447,

480/48U,

 

420/42U,

 

 

44T/44C,

460/46U,

 

424/42N,

 

 

44H/44K,

484/464,

 

427,

 

 

 

44S/44X

487/467,

 

42A/42M,

 

 

 

 

48M/46M,

 

42S/42F,

 

 

 

 

48A/46A,

 

42D/42X,

 

 

 

 

48T/46T,

 

540/547

 

 

 

 

 

48C/46C,

 

 

 

 

 

 

 

48H/46H,

 

 

 

 

 

 

 

48K/46K,

 

 

 

 

 

 

 

48F/46F,

 

 

 

 

 

 

 

48S/46S,

 

 

 

 

 

 

 

48P/46P,

 

 

 

 

 

 

 

48X/46X,

 

 

 

 

 

 

 

560/567

 

 

 

 

 

 

 

 

 

 

Group-B

 

441/445,

465/4CM,

 

421/428,

 

 

448/4BA,

4CA/4CT,

 

425/43J,

 

 

4BT/4BC,

4CC/4CH,

 

4AA/4AM,

 

 

4BH/4BY,

4CK/4CF

 

4AF/4AS,

 

 

4BK/4BF,

 

 

 

4AP/4AX

 

 

4BS/4BP,

 

 

 

 

 

 

 

4BX,

 

 

 

 

 

 

 

541/548

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Prefaceiii

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IBM Series 1400, Series 1500 manual Prefaceiii