Hardware Maintenance Manual
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... has been forgotten, check whether a master HDP has been set and is known by pressing and holding F1. 2. The hard-disk drive can be made available to the servicer, there is available, IBM does not provide any services to reset either the user or the master HDP, or to move down the menu... battery pack. (B) If an SVP has been set . If it has, it blank and press Enter twice. 7. Remove the backup battery. Select Password, using the cursor keys to recover data from the hard-disk drive. In the Changes have forgotten, do the following: (A) If no master HDP is no service procedure to system...
... has been forgotten, check whether a master HDP has been set and is known by pressing and holding F1. 2. The hard-disk drive can be made available to the servicer, there is available, IBM does not provide any services to reset either the user or the master HDP, or to move down the menu... battery pack. (B) If an SVP has been set . If it has, it blank and press Enter twice. 7. Remove the backup battery. Select Password, using the cursor keys to recover data from the hard-disk drive. In the Changes have forgotten, do the following: (A) If no master HDP is no service procedure to system...
Hardware Maintenance Manual
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...standby, and hibernation. Notes v Screen blank mode is the letter of the hard-disk drive. Enter the SVP. Select Master HDP. 6. then, in IBM BIOS Setup Utility expires, v The LCD backlight turns off. How to remove the hard-disk password Attention: If User only mode is called standby mode in Windows...field blank and press Enter twice. 7. Select Yes in Windows 95 and Windows NT. Power on the "LCD off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v Standby mode is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. Screen ...
...standby, and hibernation. Notes v Screen blank mode is the letter of the hard-disk drive. Enter the SVP. Select Master HDP. 6. then, in IBM BIOS Setup Utility expires, v The LCD backlight turns off. How to remove the hard-disk password Attention: If User only mode is called standby mode in Windows...field blank and press Enter twice. 7. Select Yes in Windows 95 and Windows NT. Power on the "LCD off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v Standby mode is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. Screen ...
Hardware Maintenance Manual
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ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations... Restoring the serial number of the system unit 57 Retaining the UUID 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 Backup battery 61 1030 Hard-disk drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and... series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM Corp. 2002 39
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations... Restoring the serial number of the system unit 57 Retaining the UUID 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 Backup battery 61 1030 Hard-disk drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and... series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM Corp. 2002 39
Hardware Maintenance Manual
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...Remove one specified in IBM BIOS Setup Utility. 0230 Shadow RAM error-Shadow RAM fails at offset nnnn. 1. Load Setup Defaults in CMOS. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. Enter IBM...warning message. 2. Reseat the hard-disk drive. 2. device that you installed; System board. 0196 Security hardware removed 1. DIMM. 2. Security chip. 3. Remove the Ethernet More than one Ethernet...
...Remove one specified in IBM BIOS Setup Utility. 0230 Shadow RAM error-Shadow RAM fails at offset nnnn. 1. Load Setup Defaults in CMOS. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. Enter IBM...warning message. 2. Reseat the hard-disk drive. 2. device that you installed; System board. 0196 Security hardware removed 1. DIMM. 2. Security chip. 3. Remove the Ethernet More than one Ethernet...
Hardware Maintenance Manual
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... supported by the FRU code. Verify that all of the following : 1. Non-IBM devices b. Power on page 35.) 1. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 If no error is inoperative. Follow these procedures to isolate the failing ... Verify that have nothing to do not isolate FRUs that the power supply being used at least 10 times. 2. Remove or disconnect all attached devices are installed, a short circuit is suspected, or the system is detected, do the ...off the computer. 2. If any damaged FRU. 3. Printer, mouse, and other external devices d. Hard-disk drive f.
... supported by the FRU code. Verify that all of the following : 1. Non-IBM devices b. Power on page 35.) 1. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 If no error is inoperative. Follow these procedures to isolate the failing ... Verify that have nothing to do not isolate FRUs that the power supply being used at least 10 times. 2. Remove or disconnect all attached devices are installed, a short circuit is suspected, or the system is detected, do the ...off the computer. 2. If any damaged FRU. 3. Printer, mouse, and other external devices d. Hard-disk drive f.
Hardware Maintenance Manual
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.... Never remove the drive while the system is operating or is attached to physical shock. Before removing the drive, have the user make a backup copy of data. Removing and replacing a FRU 1030 Hard-disk drive Attention Do not drop or apply any shock to remove the security screw. (continued) ThinkPad T20, T21, T22 and T23 series 63 The hard-disk drive is...
.... Never remove the drive while the system is operating or is attached to physical shock. Before removing the drive, have the user make a backup copy of data. Removing and replacing a FRU 1030 Hard-disk drive Attention Do not drop or apply any shock to remove the security screw. (continued) ThinkPad T20, T21, T22 and T23 series 63 The hard-disk drive is...
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Removing and replacing a FRU When removing the hard-disk drive, open the LCD a little as shown in the figure. 2 3 4 3 When installing: Make sure that the HDD connector is firmly connected. 64 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU When removing the hard-disk drive, open the LCD a little as shown in the figure. 2 3 4 3 When installing: Make sure that the HDD connector is firmly connected. 64 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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After step 1 , go to 4 . Removing and replacing a FRU 1080 Keyboard For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 For T20, T21 and T22 series 1 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) Note: T20, T21 and T22 series do not have the removal procedures 2 to step 5. (continued) 74 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
After step 1 , go to 4 . Removing and replacing a FRU 1080 Keyboard For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 For T20, T21 and T22 series 1 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) Note: T20, T21 and T22 series do not have the removal procedures 2 to step 5. (continued) 74 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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In some models, the shape might be slightly different from the insulator in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 Note: The shape of the keyboard CRU insulator varies from model to model. Removing and replacing a FRU 1090 Keyboard CRU insulator For access, remove these FRUs, in this figure. 1 82 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
In some models, the shape might be slightly different from the insulator in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 Note: The shape of the keyboard CRU insulator varies from model to model. Removing and replacing a FRU 1090 Keyboard CRU insulator For access, remove these FRUs, in this figure. 1 82 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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1100 Hinge cover Removing and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 Note: Step 1 is common for all models. 1 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 83
1100 Hinge cover Removing and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 Note: Step 1 is common for all models. 1 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 83
Hardware Maintenance Manual
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Removing and replacing a FRU 1110 Keyboard bezel For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 For T20, T21 and T22 series 1 Step 1 Screw (quantity) M2.5 × 3.5 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) 88 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU 1110 Keyboard bezel For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 For T20, T21 and T22 series 1 Step 1 Screw (quantity) M2.5 × 3.5 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) 88 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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... a FRU 1120 Fan assembly For T20, T21, T22 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 ...Other models do not have this bracket. Other models do not have this bracket. 2. Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) Torque 0.245 Nm (2.5 kgfcm) (continued) 94 ThinkPad T20, T21, T22, T23 (MT 2647/2648) b -part is for T21 series and MT2647-3Cx, -3Ex, -7Cx, -7Ex (T22 series) only.
... a FRU 1120 Fan assembly For T20, T21, T22 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 ...Other models do not have this bracket. Other models do not have this bracket. 2. Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) Torque 0.245 Nm (2.5 kgfcm) (continued) 94 ThinkPad T20, T21, T22, T23 (MT 2647/2648) b -part is for T21 series and MT2647-3Cx, -3Ex, -7Cx, -7Ex (T22 series) only.
Hardware Maintenance Manual
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Removing and replacing a FRU For T23 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 2 3 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (1) 2 M2.5 × 14 mm, nylon-coated (1) (continued) Torque 0.245 Nm (2.5 kgfcm) 0.392 Nm (4 kgfcm) 96 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU For T23 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 2 3 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (1) 2 M2.5 × 14 mm, nylon-coated (1) (continued) Torque 0.245 Nm (2.5 kgfcm) 0.392 Nm (4 kgfcm) 96 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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... direction of the arrow a to release the lock and then remove the CPU. 2 1 a b A c When installing: 1. When attaching the CPU to the socket, do as shown in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73... 94 For T20, T21 and T22 series Rotate the the head of the screw (A) to the direction of the arrow b to lock the CPU. 98 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2.
... direction of the arrow a to release the lock and then remove the CPU. 2 1 a b A c When installing: 1. When attaching the CPU to the socket, do as shown in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73... 94 For T20, T21 and T22 series Rotate the the head of the screw (A) to the direction of the arrow b to lock the CPU. 98 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2.
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Removing and replacing a FRU 1140 PC Card slot assembly For T20, T21, T22 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 1 2 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) (continued) Torque 0.245 Nm (2.5 kgfcm) 100 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU 1140 PC Card slot assembly For T20, T21, T22 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 1 2 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) (continued) Torque 0.245 Nm (2.5 kgfcm) 100 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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Removing and replacing a FRU For T23 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 1 2 4 3 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) Torque 0.245 Nm (2.5 kgfcm) 102 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU For T23 series For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 1 2 4 3 Step 1 Screw (quantity) M2 × 13.5 mm, nylon-coated (4) Torque 0.245 Nm (2.5 kgfcm) 102 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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1150 Speaker Removing and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 2 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 103
1150 Speaker Removing and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard bezel" on page 88 1 2 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 103
Hardware Maintenance Manual
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... a FRU 1160 Hard-disk bay For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" ... page 88 v "1150 Speaker" on page 103 Note: Step 3 and 4 are only for the case when Asset ID RF adapter has been attached into the hard-disk bay. 4 3 1 2 Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 105
... a FRU 1160 Hard-disk bay For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on page 73 v "1080 Keyboard" on page 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" ... page 88 v "1150 Speaker" on page 103 Note: Step 3 and 4 are only for the case when Asset ID RF adapter has been attached into the hard-disk bay. 4 3 1 2 Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 105
Hardware Maintenance Manual
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... sure that the FPC connector is firmly attached. (continued) ThinkPad T20, T21, T22 and T23 series 107 Removing and replacing a FRU 1170 Ultrabay 2000 slot For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on... page 88 For T20 series 1 2 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) Note: T20 series do not have the removal procedure 3 and 4 . After step 2 , go to step 5 .
... sure that the FPC connector is firmly attached. (continued) ThinkPad T20, T21, T22 and T23 series 107 Removing and replacing a FRU 1170 Ultrabay 2000 slot For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1070 Ultrabay 2000 device" on... page 88 For T20 series 1 2 Step 1 Screw (quantity) M2.5 × 14 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) Note: T20 series do not have the removal procedure 3 and 4 . After step 2 , go to step 5 .
Hardware Maintenance Manual
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... System board For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1040 DIMM" on page 65 v "1050 Mini PCI adapter" on page 66 v "1060 Ethernet daughter card" on page 70 (only for T23 series) v "1070 Ultrabay ... v "1120 Fan assembly" on page 94 v "1130 CPU" on page 98 v "1140 PC Card slot assembly" on page 100 v "1150 Speaker" on page 103 v "1160 Hard-disk bay" on page 105 v "1170 Ultrabay 2000 slot" on page 107 For T20, T21, T22 series 4 1 2 3 5 Step 4 Screw (quantity) M2.5 × 4.8 mm, nylon-...
... System board For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 Backup battery" on page 61 v "1030 Hard-disk drive" on page 63 v "1040 DIMM" on page 65 v "1050 Mini PCI adapter" on page 66 v "1060 Ethernet daughter card" on page 70 (only for T23 series) v "1070 Ultrabay ... v "1120 Fan assembly" on page 94 v "1130 CPU" on page 98 v "1140 PC Card slot assembly" on page 100 v "1150 Speaker" on page 103 v "1160 Hard-disk bay" on page 105 v "1170 Ultrabay 2000 slot" on page 107 For T20, T21, T22 series 4 1 2 3 5 Step 4 Screw (quantity) M2.5 × 4.8 mm, nylon-...