Aspire 1420P and 1820PT Service Guide
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... 42 Removing the Battery Pack 42 Removing the SIM Card 43 Removing the Module Cover 44 Removing the Hard Disk Drive Module 45 Removing the DIMM Module 47 Removing the WLAN Board 48 Removing the 3G Module 49 Main Unit Disassembly Process 51 Main Unit Disassembly Flowchart 51 Removing the Keyboard...
... 42 Removing the Battery Pack 42 Removing the SIM Card 43 Removing the Module Cover 44 Removing the Hard Disk Drive Module 45 Removing the DIMM Module 47 Removing the WLAN Board 48 Removing the 3G Module 49 Main Unit Disassembly Process 51 Main Unit Disassembly Flowchart 51 Removing the Keyboard...
Aspire 1420P and 1820PT Service Guide
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... the Upper Cover 128 Replacing the Hinge Covers 131 Replacing the Keyboard 133 Replacing the 3G Module 134 Replacing the WLAN Module 136 Replacing the DIMM 137 Replacing the Hard Disk Drive 137 Replacing the Module Cover 139 Replacing the SIM Card 141 Replacing the Battery 141 Replacing the Dummy Card...
... the Upper Cover 128 Replacing the Hinge Covers 131 Replacing the Keyboard 133 Replacing the 3G Module 134 Replacing the WLAN Module 136 Replacing the DIMM 137 Replacing the Hard Disk Drive 137 Replacing the Module Cover 139 Replacing the SIM Card 141 Replacing the Battery 141 Replacing the Dummy Card...
Aspire 1420P and 1820PT Service Guide
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Features Item South Bridge Specifications Item Chipset Package Features System Memory Item Memory size DIMM socket number Supports memory size per sector Data heads 4 Drive Format Specifications Hitachi HTS545032B 9A300 Hitachi HTS545025B 9A300 320 ...Item Vendor & Model Name Hitachi HTS545050B 9A300 Capacity 500 (GB) Bytes per socket Supports maximum memory size Supports DIMM type Supports DIMM Speed Supports DIMM voltage Supports DIMM package Module Combination Specification • Processor host bus supports 667/800/1066Mhz FSB support. • Supports Dual Channel...
Features Item South Bridge Specifications Item Chipset Package Features System Memory Item Memory size DIMM socket number Supports memory size per sector Data heads 4 Drive Format Specifications Hitachi HTS545032B 9A300 Hitachi HTS545025B 9A300 320 ...Item Vendor & Model Name Hitachi HTS545050B 9A300 Capacity 500 (GB) Bytes per socket Supports maximum memory size Supports DIMM type Supports DIMM Speed Supports DIMM voltage Supports DIMM package Module Combination Specification • Processor host bus supports 667/800/1066Mhz FSB support. • Supports Dual Channel...
Aspire 1420P and 1820PT Service Guide
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External Modules Disassembly Flowchart Turn off system and peripherals power Disconnect power and signal cables from system Remove Dummy Card Remove Battery Remove SIM Card (Optional) Remove Lower Cover Remove HDD Remove DIMM Remove WLAN Board Remove 3G Board Screw List Step WLAN 3G Module Screw M2*3 M2*3 Quantity 1 1 Part No. 86.ARE07.002 86.ARE07.002 Chapter 3 41 External Module Disassembly Process NOTE: The product previews seen in the disassembly procedures may not represent the final product color or configuration.
External Modules Disassembly Flowchart Turn off system and peripherals power Disconnect power and signal cables from system Remove Dummy Card Remove Battery Remove SIM Card (Optional) Remove Lower Cover Remove HDD Remove DIMM Remove WLAN Board Remove 3G Board Screw List Step WLAN 3G Module Screw M2*3 M2*3 Quantity 1 1 Part No. 86.ARE07.002 86.ARE07.002 Chapter 3 41 External Module Disassembly Process NOTE: The product previews seen in the disassembly procedures may not represent the final product color or configuration.
Aspire 1420P and 1820PT Service Guide
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Removing the DIMM Module 1. Lift the DIMM module out. See "Removing the Module Cover" on both sides of the DIMM socket to release the DIMM module. 4. Chapter 3 47 Push out the release latches on page 44. 3. See "Removing the Dummy Card" on page 42. 2.
Removing the DIMM Module 1. Lift the DIMM module out. See "Removing the Module Cover" on both sides of the DIMM socket to release the DIMM module. 4. Chapter 3 47 Push out the release latches on page 44. 3. See "Removing the Dummy Card" on page 42. 2.
Aspire 1420P and 1820PT Service Guide
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Chapter 3 137 Replace the DIMM module. 2. Replacing the Hard Disk Drive 1. Replace the HDD FCP. Replacing the DIMM 1. Press down the DIMM module to lock into place.
Chapter 3 137 Replace the DIMM module. 2. Replacing the Hard Disk Drive 1. Replace the HDD FCP. Replacing the DIMM 1. Press down the DIMM module to lock into place.
Aspire 1420P and 1820PT Service Guide
Page 164
... the failure is detected, do the following: 1. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC Cards 4. FRU replacement should be caused by the computer...
... the failure is detected, do the following: 1. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC Cards 4. FRU replacement should be caused by the computer...
Aspire 1420P and 1820PT Service Guide
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...\IMEMORY.INC) 0x First memory check point A0 0x Enable MCHBAR 01 0x Check for DRAM initialization interrupt and reset fail 02 0x Verify all DIMMs are DDR or DDR2 and unbuffered 03 0x Detect an improper warm reset and handle 04 0x Detect if ECC SO...-DIMMs are present in No Fill mode, set CR0.CD = 1, CR0.NW = 0. Post Codes These tables describe the Post Codes and components of the POST process. ...
...\IMEMORY.INC) 0x First memory check point A0 0x Enable MCHBAR 01 0x Check for DRAM initialization interrupt and reset fail 02 0x Verify all DIMMs are DDR or DDR2 and unbuffered 03 0x Detect an improper warm reset and handle 04 0x Detect if ECC SO...-DIMMs are present in No Fill mode, set CR0.CD = 1, CR0.NW = 0. Post Codes These tables describe the Post Codes and components of the POST process. ...
Aspire 1420P and 1820PT Service Guide
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0x Verify burst length of 8 is supported by all DIMMs 14 0x Determine the smallest tWR supported by all DIMMs 15 0x Determine DIMM size parameters 16 0x Program the correct system memory frequency 17 0x Determine and set the mode of operation for the memory channels 18 0x ...
0x Verify burst length of 8 is supported by all DIMMs 14 0x Determine the smallest tWR supported by all DIMMs 15 0x Determine DIMM size parameters 16 0x Program the correct system memory frequency 17 0x Determine and set the mode of operation for the memory channels 18 0x ...
Aspire 1420P and 1820PT Service Guide
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... take out the Mainboard. Reconnect the RTC battery and reassemble the unit. Chapter 5 167 Remove the RTC battery. Turn the mainboard over, lift up the DIMM protective cover, and short the G3 pad. 4. Clearing Password Check and BIOS Recovery This section provides a procedure for clearing the password and BIOS. The Hardware...
... take out the Mainboard. Reconnect the RTC battery and reassemble the unit. Chapter 5 167 Remove the RTC battery. Turn the mainboard over, lift up the DIMM protective cover, and short the G3 pad. 4. Clearing Password Check and BIOS Recovery This section provides a procedure for clearing the password and BIOS. The Hardware...
Aspire 1420P and 1820PT Service Guide
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...LTN116AT01-A01 LF 200nit 8ms Memory A-DATA SO-DIMM DDRIII 1066 2GB HY7YG1B1674ZM LF 128*8 0.065um Memory ELPIDA SO-DIMM DDRIII 1066 1GB EBJ10UE8BDS0AE-F LF 128*8 0.065um Memory ELPIDA SO-DIMM DDRIII 1066 2GB EBJ21UE8BDS0AE-F LF 128*8 0.065um Memory HYNIX SO-DIMM DDRIII 1066 1GB HMT112S6BFR6C-G7 N0 LF 64*...16 0.055um Memory HYNIX SO-DIMM DDRIII 1066 2GB HMT125S6BFR8C-G7 N0 LF...
...LTN116AT01-A01 LF 200nit 8ms Memory A-DATA SO-DIMM DDRIII 1066 2GB HY7YG1B1674ZM LF 128*8 0.065um Memory ELPIDA SO-DIMM DDRIII 1066 1GB EBJ10UE8BDS0AE-F LF 128*8 0.065um Memory ELPIDA SO-DIMM DDRIII 1066 2GB EBJ21UE8BDS0AE-F LF 128*8 0.065um Memory HYNIX SO-DIMM DDRIII 1066 1GB HMT112S6BFR6C-G7 N0 LF 64*...16 0.055um Memory HYNIX SO-DIMM DDRIII 1066 2GB HMT125S6BFR8C-G7 N0 LF...
Aspire 1420P and 1820PT Service Guide
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... Removing 121 brightness hotkeys 12 Button Board Removing 61 C Camera Board Removing 85, 106 caps lock on indicator 8 Common Problems 144 CRT Cable Removing 115 D DIMM Module Removing 47 Display 3 display hotkeys 12 E Euro Key 13 Index External Module Disassembly Flowchart 41 F Features 1 FLASH Utility 31 Flash Utility 31 FRU (Field...
... Removing 121 brightness hotkeys 12 Button Board Removing 61 C Camera Board Removing 85, 106 caps lock on indicator 8 Common Problems 144 CRT Cable Removing 115 D DIMM Module Removing 47 Display 3 display hotkeys 12 E Euro Key 13 Index External Module Disassembly Flowchart 41 F Features 1 FLASH Utility 31 Flash Utility 31 FRU (Field...