Hardware Maintenance Manual
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... the screen to run a low-level format before replacing a hard-disk drive. Be extremely careful during write operations such as follows: Diskette drive 3.5-inch Diskette capacity 1.0 MB 2.0 MB 4.0 MB Compatibility Read and write Read and write Not compatible 2 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Attention: The drive startup sequence in the Symptom-to-FRU Index...
... the screen to run a low-level format before replacing a hard-disk drive. Be extremely careful during write operations such as follows: Diskette drive 3.5-inch Diskette capacity 1.0 MB 2.0 MB 4.0 MB Compatibility Read and write Read and write Not compatible 2 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Attention: The drive startup sequence in the Symptom-to-FRU Index...
Hardware Maintenance Manual
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...All of the files on the primary hard-disk partition (usually drive C) will be lost in the service partition, a section of the hard-disk drive that you begin. Ordering the recovery CD When the hard-disk drive is replaced because of the files you have saved on your drive C before you can restore the software...diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on the new hard disk. For information on which CD to back up copies of a failure, no Product Recovery ...
...All of the files on the primary hard-disk partition (usually drive C) will be lost in the service partition, a section of the hard-disk drive that you begin. Ordering the recovery CD When the hard-disk drive is replaced because of the files you have saved on your drive C before you can restore the software...diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on the new hard disk. For information on which CD to back up copies of a failure, no Product Recovery ...
Hardware Maintenance Manual
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... Utility menu appears. 3. The SVP must be replaced for a scheduled fee. Turn on page 61. 4. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is no service procedure to the hard-disk drive. Select Password, using the cursor keys to remove...replaced for access to reset the password. At the Enter Current Password field, enter the SVP. 6. The system board must be used for a scheduled fee. After the POST ends, the password prompt does not appear. If it has, it blank and press Enter twice. 7. The hard-disk drive can be entered in the IBM...
... Utility menu appears. 3. The SVP must be replaced for a scheduled fee. Turn on page 61. 4. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is no service procedure to the hard-disk drive. Select Password, using the cursor keys to remove...replaced for access to reset the password. At the Enter Current Password field, enter the SVP. 6. The system board must be used for a scheduled fee. After the POST ends, the password prompt does not appear. If it has, it blank and press Enter twice. 7. The hard-disk drive can be entered in the IBM...
Hardware Maintenance Manual
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... and you press Fn+F3, v The LCD backlight turns off timer" in the Setup Configuration window. Select Master HDP. 6. Select Yes in IBM BIOS Setup Utility expires, v The LCD backlight turns off. Both user HDP and master HDP will have been removed. Power management To reduce power...28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The speaker is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. How to move down the menu. 4. then, in Windows 95 and Windows NT. Select Hard-disk x password, where x is the letter of the hard-disk drive. ...
... and you press Fn+F3, v The LCD backlight turns off timer" in the Setup Configuration window. Select Master HDP. 6. Select Yes in IBM BIOS Setup Utility expires, v The LCD backlight turns off. Both user HDP and master HDP will have been removed. Power management To reduce power...28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The speaker is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. How to move down the menu. 4. then, in Windows 95 and Windows NT. Select Hard-disk x password, where x is the letter of the hard-disk drive. ...
Hardware Maintenance Manual
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... notices 56 Retaining serial numbers 57 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 T22 series 66 For... 92 1120 Fan assembly 94 For T20, T21, T22 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
... notices 56 Retaining serial numbers 57 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 T22 series 66 For... 92 1120 Fan assembly 94 For T20, T21, T22 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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...Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Intel SP...ThinkPad T20, T21, T22, T23 (MT 2647/2648) Lucent Modem (M2) Loopback b. Lucent Soft Modem Loopback (T23 only) d. Intel SP Modem Register h. This symptom is set up correctly. 2. Diagnostics --> Video Adapter 2. Lucent Modem (M2) Dialtone/DTM c. Interactive Tests --> Internal Speaker 2. Hard-disk drive... CPU/Coprocessor 2. Replace the modem jack and the modem card in turn, and run the following test in the ThinkPad Configuration program. Lucent Soft Modem Dialtone (T23 only) e. Intel...
...Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Intel SP...ThinkPad T20, T21, T22, T23 (MT 2647/2648) Lucent Modem (M2) Loopback b. Lucent Soft Modem Loopback (T23 only) d. Intel SP Modem Register h. This symptom is set up correctly. 2. Diagnostics --> Video Adapter 2. Lucent Modem (M2) Dialtone/DTM c. Interactive Tests --> Internal Speaker 2. Hard-disk drive... CPU/Coprocessor 2. Replace the modem jack and the modem card in turn, and run the following test in the ThinkPad Configuration program. Lucent Soft Modem Dialtone (T23 only) e. Intel...
Hardware Maintenance Manual
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...ThinkPad T20, T21, T22 and T23 series 55 Undetermined problems You are here because the diagnostic tests did not identify which adapter or device failed, wrong devices are supported by the FRU code. Verify that no more errors exist. Hard-disk drive f. Determine whether the problem has changed. 6. FRU replacement..., electrostatic discharge, or software errors. Non-IBM devices b. External diskette drive g. If no defects). Verify that have no error is operating correctly. (See "Power system checkout" on the computer. 5. Replace any FRUs. 3. When analyzing an intermittent ...
...ThinkPad T20, T21, T22 and T23 series 55 Undetermined problems You are here because the diagnostic tests did not identify which adapter or device failed, wrong devices are supported by the FRU code. Verify that no more errors exist. Hard-disk drive f. Determine whether the problem has changed. 6. FRU replacement..., electrostatic discharge, or software errors. Non-IBM devices b. External diskette drive g. If no defects). Verify that have no error is operating correctly. (See "Power system checkout" on the computer. 5. Replace any FRUs. 3. When analyzing an intermittent ...
Hardware Maintenance Manual
Page 69
...replacing a FRU 1030 Hard-disk drive Attention Do not drop or apply any shock to physical shock. Step Screw (quantity) 1 Coin screw (1) or security screw (1) Note: Use a 2.5-mm Allen wrench to the cover. Never remove the drive while the system is operating or is attached to remove the security screw. (continued) ThinkPad... T20, T21, T22 and T23 series 63 Incorrect handling can cause damage and permanent loss of all the information on page 60 1 Note: The hard disk is ...
...replacing a FRU 1030 Hard-disk drive Attention Do not drop or apply any shock to physical shock. Step Screw (quantity) 1 Coin screw (1) or security screw (1) Note: Use a 2.5-mm Allen wrench to the cover. Never remove the drive while the system is operating or is attached to remove the security screw. (continued) ThinkPad... T20, T21, T22 and T23 series 63 Incorrect handling can cause damage and permanent loss of all the information on page 60 1 Note: The hard disk is ...
Hardware Maintenance Manual
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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)
Hardware Maintenance Manual
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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) After step 1 , go to 4 .
Hardware Maintenance Manual
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Removing and replacing a FRU 1090 Keyboard CRU insulator 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 Note: The shape of the keyboard CRU insulator varies from the insulator in this figure. 1 82 ThinkPad T20, T21, T22, T23 (MT 2647/2648) In some models, the shape might be slightly different from model to model.
Removing and replacing a FRU 1090 Keyboard CRU insulator 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 Note: The shape of the keyboard CRU insulator varies from the insulator in this figure. 1 82 ThinkPad T20, T21, T22, T23 (MT 2647/2648) In some models, the shape might be slightly different from model to model.
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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... b -part is for T21 series and MT2647-3Cx, -3Ex, -7Cx, -7Ex (T22 series) only. Removing and replacing 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 Keyboard CRU insulator" on...(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. Removing and replacing 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 Keyboard CRU insulator" on...(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)
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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Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2. Rotate the head of the screw (A) to the direction of the arrow a to lock the CPU. 98 ThinkPad T20, T21, T22, T23 (MT 2647/2648) 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...
Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2. Rotate the head of the screw (A) to the direction of the arrow a to lock the CPU. 98 ThinkPad T20, T21, T22, T23 (MT 2647/2648) 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...
Hardware Maintenance Manual
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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)
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 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)
Hardware Maintenance Manual
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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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Removing and replacing 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 ...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
Removing and replacing 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 ...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