Acer Ferrari One Service Guide

Chapter 4131
4.If HDD information is missing from the BIOS, the drive may be defective and should be replaced. 
5.Replace the Motherboard.
6.If the Issue is still not resolved, see “Online Support Information” on page 165.
LCD Failure
If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace non-
defective FRUs:
Start
Check LCD
module?Swap
LCD cable /LCD panel
OK
NG
Check MB LCD
connector and
cable ?
OK
Reassemble
Re- plug LCD cable
OK
NG
Swap M/B
Start
Check...

132Chapter 4
Built-In Keyboard Failure
If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace 
non-defective FRUs:
Start
Keyboard properly
connected?NoDisconnect and
reconnect
Keyboard functioning?NoReplace Keyboard
Replace
mainboard 

Chapter 4133
Touchpad Failure
If the To u c h pa d doesn’t work, perform the following actions one at a time to correct the problem. Do not 
replace non-defective FRUs:
Start
Check M/B T/P 
FFCRe-assemble the 
T/P FFC to M/B
OK
NG
Check 
TouchPad
OK
Swap/Reassemble 
the T/P board or 
T/P FFC
OK
NG
Swap M/B
Start
Check M/B T/P 
FFCRe-assemble the 
T/P FFC to M/B
OK
NG
Check 
TouchPad
OK
Swap/Reassemble 
the T/P board or 
T/P FFC
OK
NG
Swap M/B 

134Chapter 4
Internal Speaker Failure
If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace 
non-defective FRUs:
Sound Problems
If sound problems are experienced, perform the following actions one at a time to correct the problem.
1.Reboot the computer.
2.Navigate to Start´ Control Panel´ System and Maintenance´ System´ Device Manager. Check 
the Device Manager to determine that:
• The device is properly installed. 
• There are no red Xs or...

Chapter 4135
5.Ensure that all volume controls are set mid range:
a.Click the volume icon on the taskbar and drag the slider to 50. Ensure that the volume is not muted.
b.Click Mixer to verify that other audio applications are set to 50 and not muted.
6.Navigate to Start´ Control Panel´ Hardware and Sound´ Sound. Ensure that Speakers are selected 
as the default audio device (green check mark).
NOTE: If Speakers does not show, right-click on the Playback tab and select Show Disabled Devices 
(clear by...

136Chapter 4
1.Check that the microphone is enabled. Navigate to Start´ Control Panel´ Hardware and Sound´ 
Sound and select the Recording tab.
2.Right-click on the Recording tab and select Show Disabled Devices (clear by default). 
3.The microphone appears on the Recording tab. 
4.Right-click on the microphone and select Enable.
5.Select the microphone then click Properties. Select the Levels tab.
6.Increase the volume to the maximum setting and click OK.
7.Test the microphone hardware:
a.Select the...

Chapter 4137
USB Failure (Right up/down side)
If the rightside USB port fails, perform the following actions one at a time to correct the problem. Do not 
replace non-defective FRUs:
Other Failures
If the VGA board, LAN Port, external MIC or Speakers, PCI Express Card, 5-in-1 Card Reader or Volume 
Wheel fail, perform the following general steps to correct the problem. Do not replace non-defective FRUs:
1.Check whether the drive is OK.
2.Verify that the Test Fixture is ok.
3.Swap the mainboard and...

138Chapter 4
Intermittent Problems
Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a 
hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement 
should be considered only when a recurring problem exists.
When analyzing an intermittent problem, do the following:
1.Run the advanced diagnostic test for the system board in loop mode at least 10 times.
2.If no error is detected, do not replace any FRU.
3.If any...

Chapter 4139
POST Code Reference Tables
These tables describe the POST codes and components of the POST process.
Code Beeps POST Routine Description 
02h Verify Real Mode 
03h  Disable Non-Maskable Interrupt (NMI) 
04h Get CPU type 
06h Initialize system hardware 
08h  Initialize chipset with initial POST values 
09h  Set IN POST flag 
0Ah  Initialize CPU registers 
0Bh  Enable CPU cache 
0Ch  Initialize caches to initial POST values 
0Eh  Initialize I/O component 
0Fh  Initialize the local bus IDE 
10h...

140Chapter 4
45h  POST device initialization 
46h  2-1-2-3  Check ROM copyright notice 
48h  Check video configuration against CMOS 
49h  Initialize PCI bus and devices 
4Ah  Initialize all video adapters in system 
4Bh QuietBoot start (optional) 
4Ch  Shadow video BIOS ROM 
4Eh  Display BIOS copyright notice 
50h  Display CPU type and speed 
51h Initialize EISA board 
52h Test keyboard 
54h  Set key click if enabled 
58h  2-2-3-1  Test for unexpected interrupts 
59h  Initialize POST display service 
5Ah...