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... Processor 27 Removing the HDD-ODD Bracket 28 Detaching the Front Bezel 33 Removing the Expansion Boards 34 Removing the Memory Modules 36 Removing the Power Supply Unit 36 Removing the Front I/O and Optional Card Reader Assemblies 39 Removing the Mainboard 42 Hardware Diagnostic Procedure 45 System Check Procedures 45 Checkpoints 46...
... Processor 27 Removing the HDD-ODD Bracket 28 Detaching the Front Bezel 33 Removing the Expansion Boards 34 Removing the Memory Modules 36 Removing the Power Supply Unit 36 Removing the Front I/O and Optional Card Reader Assemblies 39 Removing the Mainboard 42 Hardware Diagnostic Procedure 45 System Check Procedures 45 Checkpoints 46...
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Table of Contents BIOS 93 Memory 93 Hard Disk Drive 94 Optical Disc Drive 94 Card Reader (optional 94 Gigabit Ethernet 95 Audio 95 Power Supply Unit 95 Power Management 95 Index ...97 viii
Table of Contents BIOS 93 Memory 93 Hard Disk Drive 94 Optical Disc Drive 94 Card Reader (optional 94 Gigabit Ethernet 95 Audio 95 Power Supply Unit 95 Power Management 95 Index ...97 viii
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... ports LED display and buttons Description • Front panel - Memory Stick PRO (MS PRO) AVerMedia H751 PCI-E Hybrid Analog/ATSC Card 220 W power supply unit (non-PFC 110V and 220V with 8 MB SPI ROM • Supports ACPI revision 2.0 standard • Supports Plug and Play, STR(S3...Audio Codec • Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in jacks • Power LED • Power button 2 Aspire AX1920 Service Guide Multi-in -1 card reader • The following memory cards are supported: - External display (VGA) port - Ethernet ...
... ports LED display and buttons Description • Front panel - Memory Stick PRO (MS PRO) AVerMedia H751 PCI-E Hybrid Analog/ATSC Card 220 W power supply unit (non-PFC 110V and 220V with 8 MB SPI ROM • Supports ACPI revision 2.0 standard • Supports Plug and Play, STR(S3...Audio Codec • Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in jacks • Power LED • Power button 2 Aspire AX1920 Service Guide Multi-in -1 card reader • The following memory cards are supported: - External display (VGA) port - Ethernet ...
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Removing the Power Supply Unit 1. Gently pull the DIMM upward (2) to release the DIMM. 2. Press the holding clips (1) on both sides of the DIMM slot outward to remove it from the mainboard. 36 Aspire AX1920 Service Guide Disconnect the 4-pin and 24-pin ATX power supply cables from the chassis. Removing the Memory Modules 1.
Removing the Power Supply Unit 1. Gently pull the DIMM upward (2) to release the DIMM. 2. Press the holding clips (1) on both sides of the DIMM slot outward to remove it from the mainboard. 36 Aspire AX1920 Service Guide Disconnect the 4-pin and 24-pin ATX power supply cables from the chassis. Removing the Memory Modules 1.
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2. Remove the screw that secure the power supply to the chassis. 3. Remove the screws that secures the power supply to the rear panel. Aspire AX1920 Service Guide 37
2. Remove the screw that secure the power supply to the chassis. 3. Remove the screws that secures the power supply to the rear panel. Aspire AX1920 Service Guide 37
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4. Tilt the power supply module slightly to the right (2) and lift it out (3) of the chassis. 38 Aspire AX1920 Service Guide Push the power supply module (1) toward the front. 5.
4. Tilt the power supply module slightly to the right (2) and lift it out (3) of the chassis. 38 Aspire AX1920 Service Guide Push the power supply module (1) toward the front. 5.
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...• Mainboard NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. 56 Aspire AX1920 Service Guide the Control Panel. • Reload software from Recovery CD. system does not work , then replace the heat sink... module • Mainboard System works but power supply fan runs. If directed to Enabled. Blinking cursor only; In Windows saving mode when the Power Management systems, check settings in the left column. 2. Find the error symptom in Power Management Property of the processor fan connector....
...• Mainboard NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems. 56 Aspire AX1920 Service Guide the Control Panel. • Reload software from Recovery CD. system does not work , then replace the heat sink... module • Mainboard System works but power supply fan runs. If directed to Enabled. Blinking cursor only; In Windows saving mode when the Power Management systems, check settings in the left column. 2. Find the error symptom in Power Management Property of the processor fan connector....
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... work. • Keyboard Power Supply-related Symptoms Symptom/Error Pressing the power button does not turn off the system. (Only unplugging the power cord from electrical outlet can turn off the system.) Pressing the power button does not turn on the system Executing software shutdown from Recovery CD. • Power supply • Mainboard Aspire AX1920 Service Guide 59...
... work. • Keyboard Power Supply-related Symptoms Symptom/Error Pressing the power button does not turn off the system. (Only unplugging the power cord from electrical outlet can turn off the system.) Pressing the power button does not turn on the system Executing software shutdown from Recovery CD. • Power supply • Mainboard Aspire AX1920 Service Guide 59...
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.... 2. Remove or disconnect all attached devices are found, replace the FRU. 3. Power on page 45) Follow the procedures below to isolate the failing FRU. Do not replace a nondefective FRU. Aspire AX1920 Service Guide 61 Visually check them for damage. If any problems are supported by...(one at a time). Do not isolate non-defective FRU. 1. Undetermined Problems NOTE • Verify that the power supply being used at the time of the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Hard disk drive • DIMM • ...
.... 2. Remove or disconnect all attached devices are found, replace the FRU. 3. Power on page 45) Follow the procedures below to isolate the failing FRU. Do not replace a nondefective FRU. Aspire AX1920 Service Guide 61 Visually check them for damage. If any problems are supported by...(one at a time). Do not isolate non-defective FRU. 1. Undetermined Problems NOTE • Verify that the power supply being used at the time of the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Hard disk drive • DIMM • ...
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Connect the standard power supply connector to ATX12V. Connect the auxiliary case power supply connector to ATX_POWER. 3. Connect the case switches and indicator LEDs to SYS_FAN. 5. Connecting Case Components After you have installed the motherboard into a case, you can...Connect the system cooling fan connector to the F_PANEL. 4. Connect the CPU cooling fan cable to the following: 1. Refer to CPU_FAN. 2. CPU_FAN: CPU Cooling FAN Power Connector Pin Signal Name 1 GND 2 +12V 3 Sense 4 PWM Function System ground Power +12V Sensor PWM Aspire AX1920 Service Guide 75
Connect the standard power supply connector to ATX12V. Connect the auxiliary case power supply connector to ATX_POWER. 3. Connect the case switches and indicator LEDs to SYS_FAN. 5. Connecting Case Components After you have installed the motherboard into a case, you can...Connect the system cooling fan connector to the F_PANEL. 4. Connect the CPU cooling fan cable to the following: 1. Refer to CPU_FAN. 2. CPU_FAN: CPU Cooling FAN Power Connector Pin Signal Name 1 GND 2 +12V 3 Sense 4 PWM Function System ground Power +12V Sensor PWM Aspire AX1920 Service Guide 75
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... Devices Power Button USB Keyboard/Mouse PME RCT WOR S1 V V Disabled Disabled Disabled S3 V V Disabled Disabled Disabled S4 V N/A Disabled Disabled Disabled S5 V N/A Disabled Disabled Disabled 95 Aspire AX1920 Service Guide DPS-220UB-5A (FR) • Lite-On - PS-5221-06A2 (non-PFC) • Lite-On - Gigabit Ethernet Item... 5.1 Channel High Definition Audio Codec • Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in jacks Power Supply Unit Item Vendor and Model Input Output (max.) Connectors Specification • Delta -
... Devices Power Button USB Keyboard/Mouse PME RCT WOR S1 V V Disabled Disabled Disabled S3 V V Disabled Disabled Disabled S4 V N/A Disabled Disabled Disabled S5 V N/A Disabled Disabled Disabled 95 Aspire AX1920 Service Guide DPS-220UB-5A (FR) • Lite-On - PS-5221-06A2 (non-PFC) • Lite-On - Gigabit Ethernet Item... 5.1 Channel High Definition Audio Codec • Front panel: Headphone and microphone jacks • Rear panel: Microphone, line-out, and line-in jacks Power Supply Unit Item Vendor and Model Input Output (max.) Connectors Specification • Delta -
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... 2 Advanced BIOS Feature 12 Advanced Configuration Power Interface checkpoints 50 specifications 2 antivirus software 2 asset tag number 10 audio microphone jack, rear 5 specifications 95 troubleshooting 58 B beep codes 60 BIOS checkpoints 46 clear... expansion board 34 front bezel 33 front I/O assembly 39 hard disk drive 29 HDD-ODD bracket 28 mainboard 42 memory 36 optical disc drive 29 power supply unit 36 side panel 24 Disassembly Requirements 23 E environmental requirements 3 Ethernet port specifications 95 expansion slots expansion board, remove 34 specifications 1 exploded view 78 F ...
... 2 Advanced BIOS Feature 12 Advanced Configuration Power Interface checkpoints 50 specifications 2 antivirus software 2 asset tag number 10 audio microphone jack, rear 5 specifications 95 troubleshooting 58 B beep codes 60 BIOS checkpoints 46 clear... expansion board 34 front bezel 33 front I/O assembly 39 hard disk drive 29 HDD-ODD bracket 28 mainboard 42 memory 36 optical disc drive 29 power supply unit 36 side panel 24 Disassembly Requirements 23 E environmental requirements 3 Ethernet port specifications 95 expansion slots expansion board, remove 34 specifications 1 exploded view 78 F ...
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... 57 OS support 1 P panel rear 5 PC Health Status 16 POST, see Power-On Self-Test 47 power ACPI compliance 2 specifications 2 power management ACPI mode table 95 specifications 2 Power Management Setup 15 power supply unit 24-pin ATX connector 70 4-pin ATX connector 71 remove 36 specifications 95 ...troubleshooting 59 Power-On Self-Test beep codes 60 checkpoints 47 error messages 50 processor specifications 92 troubleshooting 56 PSU, see power supply unit 36 R release date BIOS 10 Return Merchandise Authorization 77 RMA, ...
... 57 OS support 1 P panel rear 5 PC Health Status 16 POST, see Power-On Self-Test 47 power ACPI compliance 2 specifications 2 power management ACPI mode table 95 specifications 2 Power Management Setup 15 power supply unit 24-pin ATX connector 70 4-pin ATX connector 71 remove 36 specifications 95 ...troubleshooting 59 Power-On Self-Test beep codes 60 checkpoints 47 error messages 50 processor specifications 92 troubleshooting 56 PSU, see power supply unit 36 R release date BIOS 10 Return Merchandise Authorization 77 RMA, ...
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... expansion 5 software specifications antivirus 2 operating system 1 specifications audio 95 card reader 94 Ethernet 95 hard disk drive 94 memory 93 optical disc drive 94 power management 95 power supply unit 95 processor 92 system BIOS 93 system chipsets 93 speed processor 10 supervisor password 18 setting 18 system architecture 69 system chipsets 93...
... expansion 5 software specifications antivirus 2 operating system 1 specifications audio 95 card reader 94 Ethernet 95 hard disk drive 94 memory 93 optical disc drive 94 power management 95 power supply unit 95 processor 92 system BIOS 93 system chipsets 93 speed processor 10 supervisor password 18 setting 18 system architecture 69 system chipsets 93...