Toshiba Satellite L300 L305 Maintenance Manual

1.3 2.5-inch HDD 1 Hardware Overview 
1.3 2.5-inch HDD 
The computer contains an extremely low-profile, lightweight and high-performance HDD.  
The HDD incorporates 9.5 mm or 12.5 mm height magnetic disk and mini-Winchester type 
magnetic heads.  The HDD interface conforms to Serial ATA.  Storage capacities supported 
are 80, 120, 160, 200, 250, 300, 320 & 400 GB. 
The HDD is shown in Figure 1-5 and some of its specifications are listed in Table 1-1. 
 
Figure 1-5 SATA HDD 
Table 1-1 HDD Specifications...

1 Hardware Overview 1.4 Combo CD-RW/DVD-ROM 
1.4 Combo CD-RW/DVD-ROM 
The Combo CD-RW/DVD-ROM drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs.  
At maximum, the drive can play back a DVD  at 8x speed, read CD-ROM at 24x speed, and 
write CD-R at 24x speed and HS CD-RW at  10x speed and US CD-RW at 24x speed and 
CD-RW at 4x speed. 
The Combo CD-RW/DVD-ROM drive is shown in  Figure 1-6 and its specifications are listed 
in Table 1-2. 
 
Figure 1-6 Combo CD-RW/DVD-ROM Drive 
Table 1-2 Combo...

1.5 DVD Super Multi (+-R Double Layer) 1 Hardware Overview 
Satellite L300/L305/Satellite Pro L300/EQUIUM L 300/SATEGO L300     Maintenance Manual  17 
1.5 DVD Super Multi (+-R Double Layer) 
The DVD Super Multi drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs.  At 
maximum, the drive can play back a DVD at 8x speed, read CD-ROM at 24x speed, a\
nd 
write CD-R at 24x speed, CD-RW at 4x spee d, US CD-RW at 24x speed, High Speed CD-
RW at 10x speed, DVD-R at 8x speed, DVD-RW  at 6x speed, DVD+R...

1 Hardware Overview 1.6 HDD DVD ROM 
18 Satellite L300/L305/Satellite Pro L300/EQUIUM  L300/SATEGO L300     Maintenance Manual 
1.6 HD DVD ROM 
The HD DVD ROM drive accepts 12-cm (4.72-inch ) and 8-cm (3.15-inch) discs.  At 
maximum, the drive can play back a DVD at 8x speed, read HD DVD ROM at 1x speed\
, CD-
ROM at 24x speed, and write CD-R at 16x sp eed, CD-RW at 4x speed, US CD-RW at 10x 
speed, High Speed CD-RW at 10x speed, DVD-R at 4x speed, DVD- RW at 4x speed, 
DVD+R at 4x speed, DVD+R (Double...

1.7 Power Supply 1 Hardware Overview 
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual  19 
1.7 Power Supply 
The power supply unit provides many different voltages for the system board and performs the 
following functions: 
1. Power input monitor 
y  Checks whether the DC power supply (AC adapter) is connected to the co\
mputer. 
y  Checks whether the battery pack is connected to the computer. 
y  Monitors the DC power supply input voltage (AC Adapter output...

1 Hardware Overview 1.8 Batteries 
20 Satellite L300/L305/Satellite Pro L300/EQUIUM  L300/SATEGO L300     Maintenance Manual 
1.8 Batteries 
The computer has the following four types of batteries: 
‰ Main Battery Pack 
‰  Real Time Clock (RTC) Battery 
Table 1-5 lists the specifications of these batteries. 
Table 1-5 Battery Specifications 
Battery Type Material Output voltage Capacity 
3 Cell Lithium Ion 10.8 V 2000 mAh 
6 Cell Lithium Ion 10.8 V 4000 mAh Main Battery Pack 
9 Cell Lithium Ion 10.8 V...

1.8 Batteries 1 Hardware Overview 
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual  21 
 
 Table 1-6 Quick/Normal Charging Time 
State Charge Time 
Off-State Charge 3/6/9 Cell About 4 hours max 
On-State Charge 3/6/9 Cell About  4~10 hours max 
 
NOTE: The time required for normal charge depends on the power consumption by\
 the 
system.  Using the fluorescent lamp and frequently accessing the disk co\
nsume much 
power and lengthen the charge time. 
Any of the...

 2  Troubleshooting 
2-i Satellite L300/L305/Satellite Pro L300/EQUIUM L3 00/SATEGO L300     Maintenance Manual 
2   
Chapter 2  
Troubleshooting 
  

2  Troubleshooting  
2-ii Satellite L300/L305/Satellite Pro L300/EQUIUM L3 00/SATEGO L300     Maintenance Manual 
Chapter 2  Contents 
2.1 Outline ........................................................................\
............................................ 2-1 
2.2 Basic Flowchart ........................................................................\
.............................. 2-2 
2.3 Power Supply ........................................................................\...

 2  Troubleshooting 
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 2-iii 
2.10 Audio Test ........................................................................\
.................................... 2-22  
Procedure 1  Test Program Check ................................................................. 2-22 
Procedure 2  Connector Check and Replacement Check............................... 2-22 
2.11 Cooling...