Jumper and Connector Locations. Acer Aspire Notebook Series, AOD250

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Jumper and Connector Locations. Acer Aspire Notebook Series, AOD250 | Manualzz

Jumper and Connector Locations

Top View

Chapter 5

Chapter 5

Item

JP2

JP12

JP20

JP11

JLVDS1

JBT1

PJP1

PJP2

Description

To PWR/B connector

Internal keyboard connector

Speaker connector

Internal track-pad connector

LCD connector

Bluetooth connector

To Power core connector

Battery connector

Item

SW2

SW3

SW4

LED2

LED3

LED4

LED5

LED6

Description

Left button

Right button

Bluetooth button

Battery LED

Media LED

Bluetooth LED

NUM LED

CAPS LED

143

Bottom View

144

Item

JDIM1

JMINI1

JCRT1

JRJ45

JUSB1

JHP1

JMIC1

Description

DDR2 Socket

MINI card (wireless) socket

CRT connector

RJ45 LAN connector

External USB connector

Headphone connector

Mic-in connector

Item

U1

U5

U6

JMINI2

JP13

JP5

JP7

Description

MINI card (3G) socket

Fan connector

SIM card connector

To Cardreader/B connector

NB

CPU

SB

Chapter 5

Power board

Item

SW1

LED1

Power button

Power LED

Description

Chapter 5 145

Card reader board

Item

JUSB1

JUSB2

JREAD1

JSATA1

Description

External USB connector

External USB connector

Card reader connector

HDD connector

Item

JP2

SW1

LED2

LED3

Description

To M/B connector

3G/WLAN switch

3G(WWAN) LED

Wireless LED

146 Chapter 5

Clearing Password Check and BIOS Recovery

This section provide you the standard operating procedures of clearing password and BIOS recovery for

Aspire one. Aspire one provides one Hardware Open Gap on main board for clearing password check, and one Hotkey for enabling BIOS Recovery.

Clearing Password Check

Hardware Open Gap Description

R219

Item Description

Clear CMOS Jumper

Location

3G bay, near the 3G connector

Steps for Clearing BIOS Password Check

If users set BIOS Password (Supervisor Password and/or User Password) for a security reason, BIOS will ask the password during systems POST or when systems enter to BIOS Setup menu. However, once it is necessary to bypass the password check, users need to short the HW Gap to clear the password by the following steps:

• Power Off the system, and remove HDD, AC and Battery from the machine.

Open the back cover of the machine, and locate the HW Gap on M/B as shown above.

Use an electric conductivity tool to short the two points of the HW Gap.

Plug in AC power, keep the short condition on the HW Gap, and press Power Button to power on the system till BIOS POST finish. Then remove the tool from the HW Gap.

Restart system. Press F2 key to enter BIOS Setup menu.

• If there is no Password request, BIOS Password is cleared. Otherwise, please follow the steps and try again.

NOTE:

The steps are only for clearing BIOS Password (Supervisor Password and User Password).

Chapter 5 147

BIOS Recovery by Crisis Disk

BIOS Recovery Boot Block:

BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with minimum BIOS initialization. Users can enable this feature to restore the BIOS firmware to a successful one once the previous

BIOS flashing process failed.

BIOS Recovery Hotkey:

The system provides a function hotkey: Fn+Esc, for enable BIOS Recovery process when system is powered on during BIOS POST. To use this function, it is strongly recommended to have the AC adapter and Battery present. If this function is enabled, the system will force the BIOS to enter a special BIOS block, called Boot

Block.

Steps for BIOS Recovery by USB Flash Crisis Disk:

Before doing this, a Crisis Diskette should be prepared ready in hand. The Crisis Diskette could be made by executing the Crisis Disk program in another system with Windows XP OS.

Follow the steps below:

1.

Plug in the USB disk.

2.

Launch the wincris.exe program to create a USB Crisis Disk. Click Start to initiate the process.

3.

Select the Quick Format option to format the disk and click Start. Follow the instructions on the screen to create the disk.

4.

Copy the KAV60.fd BIOS file into USB flash disk root directory.

NOTE:

Do not place any other *.fd file in the USB flash disk root directory.

To use the Crisis USB key, do the following:

1.

Plug USB storage into USB port.

2.

Press Fn + ESC button then plug in AC power.

The Power button flashes orange once.

3.

Press Power button to initiate system CRISIS mode.

When CRISIS is complete, the system auto restarts with a workable BIOS.

4.

Update the latest version BIOS for this machine by regular BIOS flashing process.

148 Chapter 5

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