Acer Aspire M1640 User Manual Download

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Aspire M5640

Aspire M3640

Aspire M1640
Service Guide

Service guide files and updates are

available on the AIPG/CSD web; for

more information please refer to

http://csd.acer.com.tw

PRINTED IN TAIWAN

Summary of Contents for Aspire M1640

Page 1: ...Aspire M5640 Aspire M3640 Aspire M1640 Service Guide Service guide files and updates are available on the AIPG CSD web for more information please refer to http csd acer com tw PRINTED IN TAIWAN ...

Page 2: ...II Revision History Please refer to the table below for the updates made on Aspire M5640 Aspire M3640 Aspire M1640 service guide Date Chapter Updates ...

Page 3: ...espect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and ...

Page 4: ...s bits and pieces of additional information related to the current topic WARNING Alerts you to any damage that might result from doing or not doing specific actions CAUTION Gives precautionary measures to avoid possible hardware or software problems IMPORTANT Remind you to do specific actions relevant to the accomplishment of procedures ...

Page 5: ... NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 Please note WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the printe...

Page 6: ...4 Advanced BIOS Features 27 Integrated Peripherals 31 P o w e r M a n a g e m e n t 3 8 P n P P C I C o n f i g u r a t i o n 4 1 PC Heal th Statu s 43 Frequency Voltage Control 44 Load Default Settings 46 Set Supervisor User Password 4 7 S a v e E x i t S e t u p 4 9 E x i t W i t h o u t S a v i n g 50 Chapter 3 Machine Disassembly and Replacement 51 G e n e r a l I n f o r m a t i o n 5 2 D i s...

Page 7: ...066 1333 MHz CPUs Chipset NV MCP73PV S NV MCP73VE PCB Form Factor Micro ATX Dimension Layer 244mm x244mm Memory Memory Type DDR2 533 667 800 Support single channel 64 bit mode with maximum memory size up to 4GB Support un buffered DIMM MCP73S DIMM Slot 2 Memory Max 512MB to 4GB DDR2 memory technologies Capacity Up to 2GB per DIMM with maximum memory size up to 4GB PCI PCI Express Slot Type x16 PCI...

Page 8: ... Mode 0 1 2 3 4 ATA mode 33 66 100 133 Storage Type support HDD CD ROM CD RW DVD ROM DVD RW DVD RW DVD Dual DVD SuperMultiPlus HD DVD BlueRay DVD SATA Slot Type SATA slot Slot Quantity 4 Storage Type support HDD CD ROM CD RW DVD ROM DVD RW DVD RW DVD Dual DVD SuperMultiPlus Blu Ray ODD Audio Audio Type HD audio codec Audio Channel 7 1 channel Audio Controller Codec ALC888S HD codec 7 1 Connectors ...

Page 9: ...pose your solution S N ratio 90 dB at rear output jack LAN MAC Controller NV MCP73PV S Intel 82566DC 10M 100M 1000M LAN PHY Realtek 8211BL Gigabit Ethernet Phy USB Controller Type NV MCP73PV S Ports Quantity 10 4 back panel ports On board 3 2 5 headers 4 ports for front daughter board 4 ports for rear I O 2 ports for internal card reader Connector Pin standard Intel FPIO pin definition Data transf...

Page 10: ... avoid checksum error when boot I O Connector Controller Super I O ITE 8718FX F stepping or after must full support Intel platform Rear I O Connector 1 PS 2 Keyboard port 1 PS 2 Mouse port 1 COM port 1 DVI port Aspire M1000 series only 1 HDMI port Aspire M3000 5000 series only 1 D Sub port 1 RJ45 LAN port 1 IEEE 1394 port 6 pin Aspire sku only 4 USB ports 7 1 channel phone jack 6 audio jacks On bo...

Page 11: ...DIF out header reserve header on all sku 1 4 pin CPU Fan connector 1 3 pin System FAN connector with linear circuit 1 24pin 4pin ATX interface PS3 PS2 SPS connector 1 2 7 pin front panel IO header 1 Jumper for clear CMOS 1 on board buzzer Color management for on board connecter pls provide proposal Power Supply Power Supply Mounting Features Chassis accepts ATX style power supply Chasses accepts P...

Page 12: ...quotations are needed Minimum 2 Serial ATA power connector solution should be included by default Minimum 3 big 4 pin power connector included Minimum 1 small 4 pin power connector included PFC version will not provide switch selector for 115 230V AC input but it should be universal for Europe and China Non PFC version should provide switch selector for 115 230V AC input and universal for worldwid...

Page 13: ...7 Main board Placement ...

Page 14: ...8 Block Diagram ...

Page 15: ...e M5640 Front Panel The computer s front panel consists of the following Label Description 1 Optical drive 2 Card reader 3 Power and HDD LED 4 Power button 5 Speaker or headphone 6 Microphone jack 7 USB ports ...

Page 16: ...1 Power card socket 9 PS 2 mouse connector 2 Voltage selector switch 10 HDMI port 3 PS 2 keyboard connector 11 System Fan connector 4 COM port 12 IEEE 1394 port 5 Monitor connector 13 SPDIF port 6 USB 2 0 ports 14 LAN port 7 Audio port 15 Lock Handle 8 Fan aperture ...

Page 17: ...11 Aspire M3640 Front Panel Label Description 1 USB ports 2 Floppy disk drive 3 Card reader cover 4 Acer Logo 5 Microphone jack 6 Speaker or headphone 7 Optical drive 8 Power button 9 LED module ...

Page 18: ...1 Power card socket 9 PS 2 mouse connector 2 Voltage selector switch 10 HDMI port 3 PS 2 keyboard connector 11 System Fan connector 4 COM port 12 IEEE 1394 port 5 Monitor connector 13 SPDIF port 6 USB 2 0 ports 14 LAN port 7 Audio port 15 Lock Handle 8 Fan aperture ...

Page 19: ...13 Aspire M1640 Front Panel Label Description 1 Optical drive 2 Floppy disk drive 3 Speaker or headphone 4 USB Ports 5 Acer Logo 6 Power button 7 LED Module 8 Microphone jack ...

Page 20: ...iption 1 Power card socket 8 Fan aperture 2 Voltage selector switch 9 PS 2 mouse connector 3 PS 2 keyboard connector 10 System Fan connector 4 COM port 11 IEEE1394 port 5 Monitor connector 12 SPDIF port 6 USB 2 0 ports 13 LAN port 7 Audio port 14 Lock Handle ...

Page 21: ...o Enabled BIOS Item Specification BIOS code programmer Phoenix Award or AMI Kernel with Acer skin BIOS version V6 0 BIOS ROM type SPI Flash BIOS ROM size 4Mb Support protocol SMBIOS DMI 2 4 DMI 2 0 log file Device Boot Support 1st priority SATA HDD 2nd priority CD ROM 3rd priority FDD 4th priority LAN 5th priority USB device Support to LS 120 drive YES Support to BIOS boot block feature YES BIOS H...

Page 22: ...Memory Combinations Slot Memory Total Memory Slot 1 512MB 1GB 2GB 512MB 2GB Slot 2 512MB 1GB 2GB 512MB 2GB Maximum System Memory Supported 512MB 4GB System Memory Item Specification Memory slot number 2 slot Support Memory size per socket 512MB 1GB 2GB Support memory type DDR2 Support memory interface DDR2 800MHz Support memory voltage 1 8V Support memory module package 240 pin DDR2 Support to par...

Page 23: ...C 97 support Full native DOS games compatibility Virtual FM enhances audio experience through real time FM to Wavetable conversionMPU 401 UART mode interface for Wavetable synthesizers and MIDI devices Integrated dual game port Meets AC 97and WHQL specifications Music synthesizer Yes internal FM synthesizer Sampling rate 48 KHz max MPU 401 UART support Yes Microphone jack Supported Headphone jack ...

Page 24: ...rt ECP EPP SPP Bi directional ECP EPP Connector type 25 pin D type female connector Parallel port function control Enable disable by BIOS Setup Optional EV CP DMA channel in BIOS setup DMA channel 1 DMA channel 3 Optional parallel port I O address via BIOS setup 378h 278h Optional parallel port IRQ via BIOS setup IRQ5 IRQ7 USB Port Item Specification Universal HCI USB 2 0 1 1 USB Class Support leg...

Page 25: ...2 20g RMS random 10 minutes per axis in all 3 axes 5 500 Hz 1 09g RMS random 1 hour per axis in all 3 axes Power Management Devices S1 S3 S4 S5 Power Button V V V V USB Keyboard Mouse V V N A N A PME Disabled Disabled Disabled Disabled RCT Disabled Disabled Disabled Disabled WOR Disabled Disabled Disabled Disabled Devices wake up from S3 should be less than Devices wake up from S5 should be less t...

Page 26: ...loads configuration values into the battery backed nonvolatile memory called CMOS RAM This memory area is not part of the system RAM NOTE If you repeatedly receive Run Setup messages the battery may be bad flat In this case the system cannot retain configuration values in CMOS Before you run Setup make sure that you have saved all open files The system reboots immediately after you exit Setup ...

Page 27: ... to enter SETUP appears on the screen press the key of Delete to enter the setup menu NOTE If the message disappears before you respond and you still wish to enter Setup restart the system by turning it OFF and On You may also restart the system by simultaneously pressing Ctrl Alt Delete The Setup Utility main menu then appears ...

Page 28: ...ll the items of Green function features PnP PCI Configuration This setup page includes all configurations of PCI PnP ISA resources PC Health Status This setup page is the System auto detect Temperature voltage and fan speed Load Optimized Defaults Load Optimized Settings Default Settings indicates the value of the system parameters which the system would be in best performance configuration Set Su...

Page 29: ...ort The following table describes the parameters found in this menu Parameter Description Production Name This item lists the product name System S N This item lists the system serial number Main Board ID This item lists the main board ID Main Board S N This item lists the main board serial number System BIOS Version This item lists the system BIOS version SMBIOS Version This item lists the system...

Page 30: ...24 Standard CMOS Setup Select standard CMOS features from the main menu to configure some basic parameters in your system the following screen shows the standard CMOS features menu ...

Page 31: ...ear format Week From Sun to Sat determined by BIOS and is display only Day from 1 to 31 or the maximum allowed in the month Year from 1999 to 2099 System Time To set the time following the hour minute second format The items format is hour minute second The time is calculated base on the 24 hour timer clock Base Memory Size 640 K for system base memory ...

Page 32: ... BIOS automatically detects IDE devices during POST default None No IDE devices are used and the system will skip the automatic detection step and allow for faster system start up Manual Manually input the correct settings Access Mode To set the access mode for the hard drive The four options are CHS LBA Large Auto default Auto Cylinder Number of cylinders Head Number of heads Precomp Write precom...

Page 33: ...meter Description Options Hard Disk Boot Priority This features displays the Hard Disk Boot Device priority from high to low and allows users to set the Hard Disk Boot Device Priority Press Enter to enter the setting screen Use wory to select a device then press to move it up or to move it down the list Press ESC to exit Press Enter ...

Page 34: ... not during POST Enabled Disabled First Second Third Boot Device The item allows you to see the sequence of boot device where BIOS attempts to load the disk operation system Floppy LS120 Hard Disk CD ROM ZIP USB FDD USB ZIP USB CDROM USB HDD LAN Disabled Boot From Other Devices This item allows user to enable or disable to boot from other device Enabled Disabled Boot Up NumLock Status This item al...

Page 35: ...meter Description Options Dual Monitor Support This category allows you to enable or disable dual monitor support function Enabled Disabled Frame Buffer Size This field displays how much frame buffer size of the system CPU Frequency This field allows you to determine CPU frequency of the system ...

Page 36: ...CPU and North Bridge Enabled Disabled SSE SSE2 Instructions This feature controls the availability of the processor s SSE and SSE2 instruction sets When enabled the processor s SSE and SSE2 instruction sets are enabled Software applications can make use of those instructions to better process large amounts of data quickly When disabled the processor s SSE and SSE2 instruction sets are disabled Sof...

Page 37: ... in this menu Parameter Description Options IDE Function Setup This page allows you to setup IDE function Press Enter Onboard Device Setup This page allows you to setup onboard devices Press Enter Onboard I O Chip Setup This page allows you to setup onboard I O chip Press Enter ...

Page 38: ...32 Integrated Peripherals IDE Function Setup ...

Page 39: ...aster Slave UDMA UDMA Ultra DMA is a DMA data transfer protocol that utilized ATA transfer protocol that utilizes ATA commands and the ATA bus to allow DMA commands to transfer data ata maximum burst rate of 33 MB s When you select Auto in the four IDE UDMA fields for each of up to four IDE devices that the internal PCI IDE interface supports the system automatically determines the optimal data tr...

Page 40: ...d write If your IDE hard drive supports block mode most new drives do select Enabled for automatic detection of the optimal number of block read write per sector the drive can support Enabled Disabled SATA PORT Speed Settings This category allows you to determine the speed of SATA port Auto Integrated Peripherals Onboard Device Setup ...

Page 41: ... enables or disables USB mouse support function Enabled Disabled ALC888S Audio Change the on board Audio to auto or disabled Auto Disable MAC LAN Enables or disables onboard LAN controller If you wish to use the motherboard s onboard LAN controller you should certainly enable this BIOS feature You can disable this feature if you do not want to use the motherboard s onboard LAN controller This may ...

Page 42: ...36 Integrated Peripherals Onboard I O Chip Setup ...

Page 43: ...elect an address and corresponding interrupt for the serial port UR2 Duplex Mode In an infrared port mode this field appears Full duplex mode permits simultaneous tow direction transmission Half duplex mode permits transmission in one direction only at a time Select the value required by the IR device connected to the IR port Onboard Parallel Port Select a logical LPI port address and correspondin...

Page 44: ...gement menu lets you configure your system to most effectively save energy while operating in a manner consistent with your own style of computer use The following screen shows the Power Management parameters and their default settings ...

Page 45: ...e S3 sleep mode is s power down state in which power is supplied only to essential components such as main memory and wake capable devices and all system context is saved to main memory The information stored in memory will be used to restore the PC to the previous state when an wake up event occurs S1 POS Set ACPI suspend type to S1 POS Power On Suspend S3 STR Set ACPI suspend type to S3 STR HDD ...

Page 46: ... sec WOL PME From Soft Off This category enables or disables wake on Lan from soft off Enabled Disabled Resume by Alarm You can set Resume by Alarm item to enabled and key in Date Time to power on system Disabled Enabled Enable alarm function to Power On system If RTC Alarm Lead to Power On is Enabled Date of Month Alarm Everyday 1 31 Time hh mm ss Alarm 0 23 0 59 0 59 POWER ON Function Select the...

Page 47: ...41 PCI PnP Setup ...

Page 48: ...ed By This item allows user to assign PnP resource I O address IRQ DMA channels for Plug and Play compatible devices automatically or manually Auto Manual IRQ Resources When resource are controlled by manually assign each system interrupt a type depending on the type of device using the interrupt Option PCI Device Assign this IRQ for PCI device Reserved Reserve this IRQ for other device Press Ente...

Page 49: ...43 PC Health Status ...

Page 50: ...AN Control The item displays the system Smart Fan Function status It is always enabled by system Frequency Voltage Control Manufacturer Intel Ratio Status Unlocked Min 06 Max 10 CPU Frequency 266MHz F1 General Help F9 Optimized Defauits KLIJ Move Enter Select Value F10 Save ESC Exit CMOS Setup Utility Copyright C 1985 2005 American Megatrends Inc Frequency Voltage Control Ratio Actual Value 10 Ena...

Page 51: ...erator pulses the extreme values spikes of the pulses create EMI Electromagnetic Interference The spread Spectrum function reduces the EMI generated by modulating the pulses so that the spikes of the pulses are reduced to flatter curves If you do not have any EMI problem leave the setting at Disabled for optimal system stability and performance But if you are plagued by EMI setting to Enabled for ...

Page 52: ...tems in the Setup Utility Parameter Description Options Load Default Settings Select the field loads the factory defaults for BIOS and Chipset Features which the system automatically detects This option opens a dialog box that lets you install optimized defaults for all appropriate items in the Setup Utility ...

Page 53: ...47 Set Supervisor User Password When this function is selected the following message appears at the center of the screen to assist you in creating a password ...

Page 54: ...the selection PASSWORD DISABLED To disable password just press Enter when you are prompted to enter password with empty A message will confirm the password being disabled If you have selected System in Security Option of BIOS Feature Setup menu you will be prompted for the password every time the system reboots or any time you try to enter BIOS Setup If you have selected Setup at Security Option f...

Page 55: ...anges that you have made in the Setup Utility and exit the Setup Utility Parameter Description Options Save Exit Setup Press Enter to save the changes that have made in the Setup Utility and exit the Setup Utility Press Y to save and Exit or N to return to the main menu ...

Page 56: ...ght this item and press Enter to discard any changes that you have made in the Setup Utility and exit the Setup Utility Parameter Description Options Exit Without Saving Press Enter to discard any changes and exit the Setup Utility ...

Page 57: ...trap and conductive mat for preventing electrostatic discharge Wire cutter Phillips screwdriver may require different size NOTE The screws for the different components vary in size During the disassembly process group the screws with the corresponding components to avoid mismatches when putting back the components ...

Page 58: ...ore You Begin Before proceeding with the disassembly procedure make sure that you do the following 1 Turn off the power to the system and all peripherals 2 2 Unplug the AC adapter and all power and signal cables from the system ...

Page 59: ...tells you how to disassemble the system when you need to perform system service Please also refer to the disassembly video if available CAUTION Before you proceed make sure you have turned off the system and all peripherals connected to it ...

Page 60: ...embly Process Bezel Label Process 1 According to the requirement paste ATI OS CPU HDMI and marketing label by SKU Marketing label for EMEA AAP HDMI Label ATI Label CPU Label Marketing Label OS Label 5 0 5m Marketing label for AAC Aspire M3640 ...

Page 61: ...55 ATI Label Intel Viiv label OS Label HDMI Label Marketing Label 5 0 5m CPU Label Core 2 Quad Label Aspire M5640 Aspire M1640 ...

Page 62: ... Process 1 Put the Computer on the worktable lightly 2 Release left side cover with 2 screws then remove left side cover Remove CPU fan pipe Process 1 Release the CPU pipe Push the side cover Screw location Screw location ...

Page 63: ...oless 2 Remove VGA TV Modem Card the following list is for your reference about the mutual location relation Optional by SKU Notice I Remove card don t touch any electric parts on PCB Modem card TV card VGA card SLOT 2 SLOT 1 VGA card TV card Modem card ...

Page 64: ...58 Remove HDD Data Cables Process 1 Remove master HDD from M B SATA1 2 Remove slave ODD data cable from M B SATA3 SATA1 slot on M B ATA3 slot on M B Remove slave HDD Remove master HDD ...

Page 65: ...r ODD 2 Remove slave ODD data cable from master and Slave ODD Optional by SKU Remove HDD power cable Process 1 Remove master HDD data cable from master HDD 2 Remove slave HDD data cable from slave HDD Slave ODD Remove master ODD SATA2 SATA4 Remove master HDD Remove slave HDD ...

Page 66: ...DIF02 3 Remove front USB cable from USB2 and USB3 4 Remove card reader USB cable from USB1 5 Release cable clip no modem and audio cable is longer Notice I Front panel USB cable must be always connect to M B USB2 and USB3 port whether has card reader USB1 USB3 Cable clip JAUD2 USB2 JSPDIF02 1394cable ...

Page 67: ...61 Remove HDD Process 1 Remove Master HDD from the first HDD location 2 Remove Slave HDD from the second HDD location Optional by SKU Master HDD Slave HDD ...

Page 68: ...power cable Process 1 Remove ODD power cable from master ODD for SATA ODD 2 Remove ODD power cable from slave ODD for SATA ODD Remove card reader Process 1 Remove card reader from chassis SATA power cable Master ODD ...

Page 69: ...s 1 Remove FDD digital cable just as pictures Optional by SKU 2 Plug 4 pins power cord from FDD slot 3 Remove front bezel light cable from PATA power cable Remove from FDD Remove from M B FDD1 slot Remove Front bezel light cable ...

Page 70: ...64 Remove ODD Process 1 Push the lock handle release ODD 2 Remove Master ODD from the location 3 Remove slave ODD from the location Optional by SKU Master ODD location Slave ODD location ...

Page 71: ... M B power cable from M B ATX1 2 Remove 12 V power cable from M B JPW1 3 Remove panel power cable from F PANEL1 4 Remove System Fan cable from M B SYS F2 F PANEL1 System Fan cable 12 V Power cable M B power cable M B IED1 ODD connector ...

Page 72: ...66 Remove System FAN Process 1 Release four screws according to the following picture 2 Remove Sys FAN Optional by SKU Release four screws 4 3 1 2 The direction of System FAN ...

Page 73: ...67 Remove mother board Process 1 Release 8 pcs screws form the corresponding hole 2 Release screws according to the following picture in turn 3 Remove the Mother board from chassis ...

Page 74: ...B CPU F2 2 Release screw 1 first then fixes screw 2 screw 3 screw 4 As Picture 3 Remove Cooler from the Retention module Remove memory Process 1 Remove the first Memory from DIMM 2 Remove the second Memory from DIMM2 Optional by SKU 1 3 2 4 Cooler power DIMM1 DIMM2 ...

Page 75: ...69 Remove CPU Process 1 Remove CPU according following the pictures Remove I O shielding Process 1 Remove I O Shielding Lock the Handle ...

Page 76: ...oubleshooting Please refer to generic troubleshooting guide for troubleshooting information relating to following topics Power On Self Test POST POST Check Points POST Error Messages List Error Symptoms List ...

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Page 79: ... 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 Pin Signal Name Pin Signal Name 1 3 3 13 3 3V 2 3 3 14 12V 3 COM 15 COM 4 5V 16 PS_ON 5 COM 17 COM 6 5V 18 COM 7 COM 19 COM 8 PWR OK 20 5V 9 5VSB 21 5V 10 12V 22 5V 11 12V 23 5V 12 3 3V 24 COM ...

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Page 83: ...me Pin Signal Name 1 STROBE 14 ALF 2 PD0 15 ERROR 3 PD1 16 INIT 4 PD2 17 SLCTIN 5 PD3 18 GROUND 6 PD4 19 GROUND 7 PD5 20 GROUND 8 PD6 21 GROUND 9 PD7 22 GROUND 10 ACK 23 GROUND 11 BUSY 24 GROUND 12 PE 25 GROUND 13 SLCT ...

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Page 86: ...PARTS that you should check the most up to date information available on your regional web or channel For whatever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by ...

Page 87: ...0_MAIN_BEZEL 10 POWER SUPPLY 2 AM50_USB 11 FAN 3 AM50_USB_PANEL 12 PCI BRACKET 4 FDD_LOCK_SLIDE 13 LEFT SIDE DOOR 5 CD_ROM LOCK SLIDE 14 HOTHER BOARD 6 CHASSIS 15 HDD 7 USB_PCB_ASN 16 3 5 DEVICE 8 USB SHIELDING 17 CD ROM 9 RIGHT SIDE DOCR 18 HDD LOCK SLIDE ...

Page 88: ...3 25 COVER 12 PCI BRACKET 3 5 25 COVER 13 LEFT SIDE DOOR 4 AM30 USB 14 NOTHERBOARD 5 AM30 USB PENEL 15 HDD 6 CHASSIS 16 3 5 DEVICE 7 USB PCE ASN 17 CD ROM 8 USB SHTELDING 18 HDD LOCK SLIDE 9 RIGHT SIDE DOOR 19 FDD LOCK SLTDE 10 POWER SUPPLY 20 CD ROM LOCK SLIDE ...

Page 89: ...EL 11 FAN 2 3 25 COVER 12 PCI BRACKET 3 5 25 COVER 13 LEFT SIDE DOOR 4 USB SHIELDING 14 MOTHERBOARD 5 USB PCB ASM 15 HDD LOCK SLIDE 6 FDD LOCK SLIDE 16 HDD 7 CD ROM LOCK SLIDE 17 3 5 DEVICE 8 CHASSIS 18 CD ROM 9 RIGHT SIDE DOOR 19 10 POWER SUPPLY 20 ...

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