Toshiba 1405-S151 Satellite 1400 Series Interrupts / Memory Map, Interrupt Level Assigned to

Page 19

Satellite 1400 Series Interrupts / Memory Map

Interrupt Assignments

Interrupt

Level

Assigned to:

NMI

RAM Parity Error, I/O Channel Error

 

0

Timer

 

1

Keyboard

 

2

PIC 2 for level 8 to 15

1

3

COM 2/4*

 

4

COM 1/3*

 

5

LPT 2*, or Secondary IDE*

 

6

FDC

 

7

LPT 1/3*

 

8

RTC

 

9

Modem 2nd IRQ*

 

10

Reserved

2

11

Reserved

 

12

PS/2 Mouse

 

13

Math co-processor

 

14

Primary IDE*

 

15

CD-ROM (ATAPI)*

*These I/O assignments are controlled by PnP OS or system setup as shown below:

IRQ level

0 1 2 3

4

5

6 7 8

9

10

11 12 13 14 15

 

 

 

 

 

 

 

 

 

 

IDE

$

$

$

$

$

$

$

%

$

CD-ROM (ATAPI)

$

$

$

$

$

$

$

$

%

Serial Port

%

%

$

$

$

$

$

$

$

Modem 2nd IRQ

 

 

$

$

%

$

 

 

$

FIR

$

$

$

$

$

$

$

$

$

Parallel Port

 

 

$

$

$

$

$

$

$

PCI Bus

$

$

$

$

$

$

$

 

 

 

 

%: Default setting, $: Possible setting

 

 

System Memory Map

Address range

Space (Kbytes)

Use

 

 

 

'00000000' to '0009FFFF'

640

Conventional memory

'000A0000' to '000BFFFF'

128

Video RAM

'000C0000' to '000CFFFF'

64

VGA BIOS-ROM

'000D0000' to '000EFFFF'

128

Not used (PCI/ISA)

'00F0000' to '000FFFFF'

64

System BIOS ROM (Shadow RAM)

'00100000' to '03FDFFFF'

64,384

System working memory

 

 

 

'03FE0000' to '03FEFFFF'

64

ACPI

'03FF0000' to '03FFFFFF'

64

DMI

'04000000' to '0FFFFFFF'

196,608 (MAX.)

Optional working memory

 

 

 

'0A)000000' to 'FFFDFFFF'

 

Memory expansion in expansion port

 

 

 

'100A0000' to '100FFFFF'

384

System Management RAM and etc

'FFFF0000' to 'FFFFFFFF'

1,024

BIOS-ROM (duplicated) and etc

 

 

 

Toshiba TRR

Page 19

7/02, Satellite

Image 19
Contents PS140U-027XF3 Weight1400-S151 1400-S152 PS140U-027XF7 1405-S151 1405-S152 PS140U-027XFXSatellite 1400 Series Exploded Upper View Satellite 1400 Series Exploded Lower View Ref. # Code Description Satellite 1400 Series Part NumbersComments Ref. # Code Description PIR Comments Satellite 1400 Series Part Numbers,Hexa Stud C1Y6 TOSH4 BAG AccessoryCPU Holder CPU StudSatellite 1400 Series Disassembly Overview Remove one M2.5x4 black flat-head screw Satellite 1400 Series Disassembly Overview,Remove two M2x4 super flat screws securing the MDC Remove two M2.5x2.6 black flat-head screws Thirteen M2.5x6 black flat-head Six M2.5x5 black flat-headRemove two M2.5x6 black screws and two M2.5x16 black screws To remove the optical disk drive, follow the steps below Disconnect the touch pad Sumi card from CN1 on the touch pad Lift out the HDD connector boardRemove the CD switch board from the front cover assembly One M2.5x6 One M2.5x14 Satellite 1400 Series Disassembly Overview, To remove the CPU, follow the steps below Images on the next Remove one M2.5x6 tapping screw securing the metal brace Remove two M2.5x6 tapping screws securing the metal plateInterrupt Level Assigned to Satellite 1400 Series Interrupts / Memory MapPort address Device/function Satellite 1400 Series Input/Output Port AssignmentsVGA