4-8
Troubleshooting
BIOS Recovery
0
1. Put the BIOS.ROM (like P01-A0) to a bootable USB memory key (Disk on Key,DOK).
2. Install the DOK to the system
3. Press power button to boot the system.
4. The BIOS recovery function will be executed. (you will head a long beep and one short
beep)
5. Press <Del> to enter BIOS setup menu when you see the logo and message
Checkpoint
Description
E0
Initialize the floppy controller in the super I/O. Some interrupt vectors are
initialized. DMA controller is initialized. 8259 interrupt controller is
initialized. L1 cache is enabled.
E9
Set up floppy controller and data. Attempt to read from floppy.
EA
Enable ATAPI hardware. Attempt to read from ARMD and ATAPI
CDROM.
EB
Disable ATAPI hardware. Jump back to checkpoint E9.
EF
Read error occurred on media. Jump back to checkpoint EB.
F0
Search for pre-defined recovery file name in root directory.
F1
Recovery file not found.
F2
Start reading FAT table and analyze FAT to find the clusters occupied by
the recovery file.
F3
Start reading the recovery file cluster by cluster.
F5
Disable L1 cache.
FA
Check the validity of the recovery file configuration to the current
configuration of the flash part.
FB
Make flash write enabled through chipset and OEM specific method.
Detect proper flash part. Verify that the found flash part size equals the
recovery file size.
F4
The recovery file size does not equal the found flash part size.
FC
Erase the flash part
FD
Program the flash part.
FF
The flash has been updated successfully. Make flash write disabled.
Disable ATAPI hardware. Restore CPUID value back into register. Give
control to F000 ROM at F000:FFF0h.
Summary of Contents for Aspire Z5770
Page 1: ...Acer AZ5770 AZ5771 SERVICEGUIDE ...
Page 2: ...ii ...
Page 6: ...ii vi ...
Page 7: ...CHAPTER 1 Hardware Specifications ...
Page 26: ...1 20 Hardware Specifications and Configurations M B Placement 0 ...
Page 28: ...1 22 Hardware Specifications and Configurations Internal header pin definition 0 ...
Page 29: ...Hardware Specifications and Configurations 1 23 Block Diagram 0 ...
Page 30: ...1 24 Hardware Specifications and Configurations ...
Page 31: ...CHAPTER 2 System Utilities ...
Page 48: ...2 18 System Utilities 8 Flash BIOS is finished ...
Page 52: ...2 22 System Utilities 10 Flash BIOS is finished ...
Page 61: ...System Utilities 2 31 12 Select Yes and press Enter key 13 Flash BIOS is finished ...
Page 64: ...2 34 System Utilities 11 Select Yes and press Enter key 12 Flash BIOS is finished ...
Page 67: ...System Utilities 2 37 ...
Page 71: ...System Utilities 2 41 ...
Page 72: ...2 42 System Utilities ...
Page 73: ...CHAPTER 3 System Disassembly and Assembly ...
Page 76: ...3 4 ...
Page 84: ...3 12 System Disassembly and Assembly First open one top side then open the other top side ...
Page 95: ...System Disassembly and Assembly 3 23 Removing the Display Card 0 ...
Page 102: ...3 30 System Disassembly and Assembly ID Size Quantity Screw Type M3X5L B 3 ...
Page 105: ...System Disassembly and Assembly 3 33 Removing the CPU 0 ...
Page 108: ...3 36 System Disassembly and Assembly ID Size Quantity Screw Type M3X5L B 3 ...
Page 120: ...3 48 System Disassembly and Assembly Unplug the LCD power cable Take out the LCD with bracket ...
Page 130: ...3 58 System Disassembly and Assembly Lock all the latch Plug the LVDS cable ...
Page 148: ...3 76 System Disassembly and Assembly Lock 2 VGA locks ...
Page 165: ...System Disassembly and Assembly 3 93 ID Size Quantity Screw Type M3X5L B 1 N A 4 ...
Page 171: ...System Disassembly and Assembly 3 99 Install the hinge cover ...
Page 175: ...CHAPTER 4 Troubleshooting ...
Page 190: ...4 16 Troubleshooting Pressing the 25 calibration points in proper hole by using the stylus ...
Page 194: ...4 20 Troubleshooting ...
Page 195: ...CHAPTER 5 Jumper and Connector Locations ...
Page 196: ...5 2 Jumper Setting 5 4 Setting Jumper 5 4 ...
Page 197: ...Jumper and Connector Locations 5 3 Jumper and Connector Locations ...
Page 200: ...5 6 Jumper and Connector Locations ...
Page 201: ...CHAPTER 6 FRU List ...
Page 202: ...6 2 AZ5770 AZ5771 Exploded Diagrams 6 4 FRU List 6 7 ...