Hardware Maintenance Manual
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ThinkPad Computer Hardware Maintenance Manual April 2008 This manual supports: ThinkPad R50e Series (MT 1834, 1842, 2670) ThinkPad R51e Series (MT 1843, 1844, 1845) ThinkPad R52 Series (MT 1846, 1847, 1848, 1849, 1850, 1858, 1859, 1860, 1861, 1862, 1863, 1870) ThinkPad Dock II (MT 2877)
ThinkPad Computer Hardware Maintenance Manual April 2008 This manual supports: ThinkPad R50e Series (MT 1834, 1842, 2670) ThinkPad R51e Series (MT 1843, 1844, 1845) ThinkPad R52 Series (MT 1846, 1847, 1848, 1849, 1850, 1858, 1859, 1860, 1861, 1862, 1863, 1870) ThinkPad Dock II (MT 2877)
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... system 31 Passwords 32 Power management 35 Checkout guide 38 Testing the computer 38 Detecting system information with PC-Doctor. . . 41 Power system checkout 41 ThinkPad R50e, R51e and R52 Series . . . . . 45 Product overview 47 Specifications 47 Status indicators 54 FRU tests 57 Fn key combinations 59 Symptom-to-FRU index 62 Numeric... error codes 62 Error messages 67 Beep symptoms 68 No-beep symptoms 68 LCD-related symptoms 69 Intermittent problems 70 Undetermined problems 70 © Lenovo 2005. Portions © IBM Corp. 2005. iii
... system 31 Passwords 32 Power management 35 Checkout guide 38 Testing the computer 38 Detecting system information with PC-Doctor. . . 41 Power system checkout 41 ThinkPad R50e, R51e and R52 Series . . . . . 45 Product overview 47 Specifications 47 Status indicators 54 FRU tests 57 Fn key combinations 59 Symptom-to-FRU index 62 Numeric... error codes 62 Error messages 67 Beep symptoms 68 No-beep symptoms 68 LCD-related symptoms 69 Intermittent problems 70 Undetermined problems 70 © Lenovo 2005. Portions © IBM Corp. 2005. iii
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..."Safety notices: multilingual translations" on page 8, "Safety information" on page 20, and "Laser compliance statement" on page 26. © Lenovo 2005. The manual is intended for trained service personnel who are special bids. v The product-specific section includes service, reference, and product-... CTO, CMV, and GAV" on page 4. Portions © IBM Corp. 2005. 1 Before servicing a ThinkPad product, be sure to "Strategy for replacing FRUs for ThinkPad® R50e series (MT 1834, 1842, 2670), R51e series (MT 1843, 1844, 1845), R52 series (MT 1846, 1847, 1848, 1850, 1858, 1859, ...
..."Safety notices: multilingual translations" on page 8, "Safety information" on page 20, and "Laser compliance statement" on page 26. © Lenovo 2005. The manual is intended for trained service personnel who are special bids. v The product-specific section includes service, reference, and product-... CTO, CMV, and GAV" on page 4. Portions © IBM Corp. 2005. 1 Before servicing a ThinkPad product, be sure to "Strategy for replacing FRUs for ThinkPad® R50e series (MT 1834, 1842, 2670), R51e series (MT 1843, 1844, 1845), R52 series (MT 1846, 1847, 1848, 1850, 1858, 1859, ...
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ThinkPad R50e, R51e and R52 Series Product overview 47 Specifications 47 Status indicators 54 FRU tests 57 Fn key combinations 59 Symptom-... 76 1020 Ultrabay Enhanced device (for R52 series) 77 1030 Hard disk drive 79 1040 DIMM (optional 81 1050 Keyboard 82 1060 Ultrabay device (for R50e series) . . . . 86 1070 DIMM (standard 87 1080 Modem daughter card (MDC-2) . . . . . 88 1090 Bluetooth/Modem daughter card (BMDC-3) (for... 1220 System board, interposer card, and base cover 128 2010 LCD front bezel 135 2020 Inverter card 137 © Lenovo 2005. Portions © IBM Corp. 2005. 45
ThinkPad R50e, R51e and R52 Series Product overview 47 Specifications 47 Status indicators 54 FRU tests 57 Fn key combinations 59 Symptom-... 76 1020 Ultrabay Enhanced device (for R52 series) 77 1030 Hard disk drive 79 1040 DIMM (optional 81 1050 Keyboard 82 1060 Ultrabay device (for R50e series) . . . . 86 1070 DIMM (standard 87 1080 Modem daughter card (MDC-2) . . . . . 88 1090 Bluetooth/Modem daughter card (BMDC-3) (for... 1220 System board, interposer card, and base cover 128 2010 LCD front bezel 135 2020 Inverter card 137 © Lenovo 2005. Portions © IBM Corp. 2005. 45
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... v "Fn key combinations" on page 59 Specifications The following table lists the specifications of the ThinkPad R50e, R51e and R52 series: Feature Processor Description R50e series: v Intel® Celeron® M processor 350 (1.3 GHz), L2 1-MB cache v...cache v Intel Pentium M processor 745 (1.8 GHz), L2 1-MB cache v Intel Pentium M processor 755 (2.0 GHz), L2 1-MB cache R51e series: v Intel Celeron M processor 360 (1.4 GHz), L2 1-MB cache v Intel Celeron M processor 370 (1.5 GHz), L2 1-MB...M processor 770 (2.1 GHz), L2 2-MB cache (continued) (continued) ThinkPad R50e, R51e and R52 Series 47
... v "Fn key combinations" on page 59 Specifications The following table lists the specifications of the ThinkPad R50e, R51e and R52 series: Feature Processor Description R50e series: v Intel® Celeron® M processor 350 (1.3 GHz), L2 1-MB cache v...cache v Intel Pentium M processor 745 (1.8 GHz), L2 1-MB cache v Intel Pentium M processor 755 (2.0 GHz), L2 1-MB cache R51e series: v Intel Celeron M processor 360 (1.4 GHz), L2 1-MB cache v Intel Celeron M processor 370 (1.5 GHz), L2 1-MB...M processor 770 (2.1 GHz), L2 2-MB cache (continued) (continued) ThinkPad R50e, R51e and R52 Series 47
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... 2) SDRAM (Synchronous DRAM) (PC2-4200) v HUB link v PCI bus v LPC bus R50e series: v Intel 855GM R51e series: v RC410M R52 series: v Intel 910GML v Intel 915GM v 32 MB DDR SDRAM (ATI M22-32) v 32 MB DDR SDRAM (ATI M22-64) v 64 MB DDR SDRAM (ATI M22-64) v 242 bytes (continued) ThinkPad R50e, R51e and R52 Series 49
... 2) SDRAM (Synchronous DRAM) (PC2-4200) v HUB link v PCI bus v LPC bus R50e series: v Intel 855GM R51e series: v RC410M R52 series: v Intel 910GML v Intel 915GM v 32 MB DDR SDRAM (ATI M22-32) v 32 MB DDR SDRAM (ATI M22-64) v 64 MB DDR SDRAM (ATI M22-64) v 242 bytes (continued) ThinkPad R50e, R51e and R52 Series 49
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Product overview Feature Ultrabay Enhanced device Description R50e series: v CD-ROM drive, 12.7 mm high v DVD drive, 12.7 mm high v DVD/CD-RW combo drive, 12.7 mm high v DVD-RAM/RW drive, 12.7 mm high (option) R51e series: v CD-ROM drive, 12.7 mm high v DVD drive, 12.7 mm high v DVD/CD-RW combo....0 GB, 7200 rpm, 9.5 mm high, IDE interface v 100.0 GB, 5400 rpm, 9.5 mm high, IDE interface Supported hard disk drives are depend on the model. (continued) ThinkPad R50e, R51e and R52 Series 51
Product overview Feature Ultrabay Enhanced device Description R50e series: v CD-ROM drive, 12.7 mm high v DVD drive, 12.7 mm high v DVD/CD-RW combo drive, 12.7 mm high v DVD-RAM/RW drive, 12.7 mm high (option) R51e series: v CD-ROM drive, 12.7 mm high v DVD drive, 12.7 mm high v DVD/CD-RW combo....0 GB, 7200 rpm, 9.5 mm high, IDE interface v 100.0 GB, 5400 rpm, 9.5 mm high, IDE interface Supported hard disk drives are depend on the model. (continued) ThinkPad R50e, R51e and R52 Series 51
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Product overview Feature Communication daughter card (CDC) Battery AC adapter Preinstalled operating system Description R50e and R51e series: v ThinkPad Integrated 56K Modem (MDC-2) R52 series: v ThinkPad Integrated 56K Modem (MDC-2) v ThinkPad Integrated Bluetooth IV with 56K Modem (BMDC-3) v Li-ion battery (6 cells) v Li-ion battery (9 cells) v Ultrabay Enhanced Li Polymer battery, 3 cells (option) v 72-watt type v Windows XP Professional v Windows XP Home Edition ThinkPad R50e, R51e and R52 Series 53
Product overview Feature Communication daughter card (CDC) Battery AC adapter Preinstalled operating system Description R50e and R51e series: v ThinkPad Integrated 56K Modem (MDC-2) R52 series: v ThinkPad Integrated 56K Modem (MDC-2) v ThinkPad Integrated Bluetooth IV with 56K Modem (BMDC-3) v Li-ion battery (6 cells) v Li-ion battery (9 cells) v Ultrabay Enhanced Li Polymer battery, 3 cells (option) v 72-watt type v Windows XP Professional v Windows XP Home Edition ThinkPad R50e, R51e and R52 Series 53
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... disable the keypad, press and hold the Shift key, and press the NumLk (ScrLk) key. Green: Data is on and not in standby mode. (continued) ThinkPad R50e, R51e and R52 Series 55 Blinking green: Data is being read from or written to use Meaning Green: The wireless feature (the IEEE 802.11 standard...
... disable the keypad, press and hold the Shift key, and press the NumLk (ScrLk) key. Green: Data is on and not in standby mode. (continued) ThinkPad R50e, R51e and R52 Series 55 Blinking green: Data is being read from or written to use Meaning Green: The wireless feature (the IEEE 802.11 standard...
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... Internal Speaker 1. Insert a PCI-Express/USB Wrap card into every PC Card slot, and run Diagnostics --> ThinkPad Devices --> HDD Active Protection Test. If the docking station or the port replicator is running. Note: Do not... b. Turn on a horizontal surface, and run Diagnostics --> Systemboard --> PCMCIA External Loop 1. Interactive Tests --> Keyboard Diagnostics --> Fixed Disks (continued) ThinkPad R50e, R51e and R52 Series 57 Diagnostics --> Systemboard 3. Diagnostics --> Video Adapter 2. Place the computer on the computer. 3. Interactive Tests --> Video 1. Interactive ...
... Internal Speaker 1. Insert a PCI-Express/USB Wrap card into every PC Card slot, and run Diagnostics --> ThinkPad Devices --> HDD Active Protection Test. If the docking station or the port replicator is running. Note: Do not... b. Turn on a horizontal surface, and run Diagnostics --> Systemboard --> PCMCIA External Loop 1. Interactive Tests --> Keyboard Diagnostics --> Fixed Disks (continued) ThinkPad R50e, R51e and R52 Series 57 Diagnostics --> Systemboard 3. Diagnostics --> Video Adapter 2. Place the computer on the computer. 3. Interactive Tests --> Video 1. Interactive ...
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... that has been created by pressing Fn+F3. This combination of the power state. v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. (continued) ThinkPad R50e, R51e and R52 Series 59 To turn the computer display on with a function key. If the... user has logged on again, press any key or press the TrackPoint pointing stick. R51e series:Select a power scheme that pressing it...
... that has been created by pressing Fn+F3. This combination of the power state. v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. (continued) ThinkPad R50e, R51e and R52 Series 59 To turn the computer display on with a function key. If the... user has logged on again, press any key or press the TrackPoint pointing stick. R51e series:Select a power scheme that pressing it...
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... press Fn+PgUp. Turn the ThinkLight on the screen for hibernation, you must have been connected to the ThinkPad Mini Dock. The computer display becomes dimmer. ThinkPad R50e, R51e and R52 Series 61 Put the computer into hibernation mode. Enable the FullScreen Magnifier function. You can stop ... button is supported only on the computer. Note: This function is displayed only if the ThinkPad computer has been attached to the ThinkPad computer, the ThinkPad Mini Dock, or the ThinkPad Port Replicator II. Reserved. Product overview Key combination Fn+F9 Fn+F10 Fn+F11 Fn+F12...
... press Fn+PgUp. Turn the ThinkLight on the screen for hibernation, you must have been connected to the ThinkPad Mini Dock. The computer display becomes dimmer. ThinkPad R50e, R51e and R52 Series 61 Put the computer into hibernation mode. Enable the FullScreen Magnifier function. You can stop ... button is supported only on the computer. Note: This function is displayed only if the ThinkPad computer has been attached to the ThinkPad computer, the ThinkPad Mini Dock, or the ThinkPad Port Replicator II. Reserved. Product overview Key combination Fn+F9 Fn+F10 Fn+F11 Fn+F12...
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... warning message. 2. Remove all but one of the keyboard and the auxiliary input device. Otherwise, press Esc to EEPROM is failed. device that you installed; ThinkPad R50e, R51e and R52 Series 63
... warning message. 2. Remove all but one of the keyboard and the auxiliary input device. Otherwise, press Esc to EEPROM is failed. device that you installed; ThinkPad R50e, R51e and R52 Series 63
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... miniPCI network card. 1803 Unauthorized daughter card is plugged in-Turn off and remove the daughter card. 1810 Hard disk partition layout error. System board. 1. ThinkPad R50e, R51e and R52 Series 65 Then run RECOVER TO FACTORY CONTENTS in RECOVER TO FACTORY CONTENTS. If item 4 failed, replace the hard disk drive. Select Security...
... miniPCI network card. 1803 Unauthorized daughter card is plugged in-Turn off and remove the daughter card. 1810 Hard disk partition layout error. System board. 1. ThinkPad R50e, R51e and R52 Series 65 Then run RECOVER TO FACTORY CONTENTS in RECOVER TO FACTORY CONTENTS. If item 4 failed, replace the hard disk drive. Select Security...
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... identified. 3. Reinstall the operating system. 5. Diskette drive. 6. Restore it was before the computer entered hibernation mode. 2. Invalid system configuration data. Backup battery. 3. Hard disk drive. 7. ThinkPad R50e, R51e and R52 Series 67 Error messages Symptom-to-FRU index Symptom or error Device address conflict. Allocation error for device. Failing bits: nnnn. FRU or...
... identified. 3. Reinstall the operating system. 5. Diskette drive. 6. Restore it was before the computer entered hibernation mode. 2. Invalid system configuration data. Backup battery. 3. Hard disk drive. 7. ThinkPad R50e, R51e and R52 Series 67 Error messages Symptom-to-FRU index Symptom or error Device address conflict. Allocation error for device. Failing bits: nnnn. FRU or...
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.... v Wrong color displayed. FRU or action, in any background is characteristic of 16 or more bright and dark dots. System board. 1. Reseat all LCD connectors. 3. ThinkPad R50e, R51e and R52 Series 69 LCD-related symptoms Symptom-to-FRU index Important The TFT LCD for "LCD-related symptoms." 2. v SXGA+: 11 or more bright dots...
.... v Wrong color displayed. FRU or action, in any background is characteristic of 16 or more bright and dark dots. System board. 1. Reseat all LCD connectors. 3. ThinkPad R50e, R51e and R52 Series 69 LCD-related symptoms Symptom-to-FRU index Important The TFT LCD for "LCD-related symptoms." 2. v SXGA+: 11 or more bright dots...
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...-coated screws that have the following when you have one should be used only once. v They are harder to removing and replacing parts. In the ThinkPad computer, this section carefully before replacing any FRU. Read this problem is addressed with shock or vibration. ThinkPad R50e, R51e and R52 Series 71
...-coated screws that have the following when you have one should be used only once. v They are harder to removing and replacing parts. In the ThinkPad computer, this section carefully before replacing any FRU. Read this problem is addressed with shock or vibration. ThinkPad R50e, R51e and R52 Series 71
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... The electronic storage of your computer at production and stored in the world have been previously applied to update the EEPROM. Install the ThinkPad Hardware Maintenance Diskette Version 1.73 or later, and restart the computer. 2. Read box build date from EEPROM and follow the instruction on... From the main menu, select 4. The machine type of the ECA is a 128-bit number uniquely assigned to your system board. ThinkPad R50e, R51e and R52 Series 73 No two computers in the EEPROM of this information simplifies the procedure to check if the ECA has been previously applied...
... The electronic storage of your computer at production and stored in the world have been previously applied to update the EEPROM. Install the ThinkPad Hardware Maintenance Diskette Version 1.73 or later, and restart the computer. 2. Read box build date from EEPROM and follow the instruction on... From the main menu, select 4. The machine type of the ECA is a 128-bit number uniquely assigned to your system board. ThinkPad R50e, R51e and R52 Series 73 No two computers in the EEPROM of this information simplifies the procedure to check if the ECA has been previously applied...
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.... Remove them in the order in which they are listed at the top of damaging parts. 2. When turning a screw to observe the following general rules: 1. ThinkPad R50e, R51e and R52 Series 75
.... Remove them in the order in which they are listed at the top of damaging parts. 2. When turning a screw to observe the following general rules: 1. ThinkPad R50e, R51e and R52 Series 75
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In step 2 , pull the lever a little to release the device from the bay. 1 2 (continued) ThinkPad R50e, R51e and R52 Series 77 When you release the switch in step 1 , the lever pops out. Removing and replacing a FRU 1020 Ultrabay Enhanced device (for R52 series) Note Ultrabay Enhanced does not accept any of the following devices: v Ultrabay Plus devices v Ultrabay 2000 devices For devices compatible with the Ultrabay Enhanced, see "Optional FRUs" on page 259.
In step 2 , pull the lever a little to release the device from the bay. 1 2 (continued) ThinkPad R50e, R51e and R52 Series 77 When you release the switch in step 1 , the lever pops out. Removing and replacing a FRU 1020 Ultrabay Enhanced device (for R52 series) Note Ultrabay Enhanced does not accept any of the following devices: v Ultrabay Plus devices v Ultrabay 2000 devices For devices compatible with the Ultrabay Enhanced, see "Optional FRUs" on page 259.