Hardware Maintenance Manual
Page 34
... using the cursor keys to recover data from the hard-disk drive. Power on the "LCD off timer" in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Press F10. 8. Both user HDP and master HDP will have been removed. Power management To reduce power consumption, the computer...
... using the cursor keys to recover data from the hard-disk drive. Power on the "LCD off timer" in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Press F10. 8. Both user HDP and master HDP will have been removed. Power management To reduce power consumption, the computer...
Hardware Maintenance Manual
Page 45
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU... 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 T23 series 68 ...T22 series 89 For T23 series 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...
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU... 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 T23 series 68 ...T22 series 89 For T23 series 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...
Hardware Maintenance Manual
Page 56
...has failed. Reseat the hard-disk drive. 2. DIMM. 2. Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. Hard-disk drive. 4. Security chip. 3. Enter IBM BIOS Setup Utility by ...that you installed; Remove one specified in IBM BIOS Setup Utility. 3. System board. 0196 Security hardware removed 1. System board. 0231 System RAM error-System RAM fails at offset nnnn. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Remove the Ethernet More ...
...has failed. Reseat the hard-disk drive. 2. DIMM. 2. Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. Hard-disk drive. 4. Security chip. 3. Enter IBM BIOS Setup Utility by ...that you installed; Remove one specified in IBM BIOS Setup Utility. 3. System board. 0196 Security hardware removed 1. System board. 0231 System RAM error-System RAM fails at offset nnnn. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Remove the Ethernet More ...
Hardware Maintenance Manual
Page 61
... by the FRU code. Power off the computer. 2. Non-IBM devices b. Power on page 35.) 1. Verify that the power... "Power system checkout" on the computer. 5. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 Intermittent problems Symptom-to-FRU index Intermittent system hang...verify that have no more errors exist. Replace any FRUs. 3. Remove or disconnect all attached devices are installed, a short circuit is...do the following: 1. Battery pack e. Hard-disk drive f. External diskette drive g. CD-ROM and diskette drive in loop mode at the time of ...
... by the FRU code. Power off the computer. 2. Non-IBM devices b. Power on page 35.) 1. Verify that the power... "Power system checkout" on the computer. 5. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 Intermittent problems Symptom-to-FRU index Intermittent system hang...verify that have no more errors exist. Replace any FRUs. 3. Remove or disconnect all attached devices are installed, a short circuit is...do the following: 1. Battery pack e. Hard-disk drive f. External diskette drive g. CD-ROM and diskette drive in loop mode at the time of ...
Hardware Maintenance Manual
Page 69
... attached to physical shock. 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 For access, remove this FRU: v "1010 Battery pack" on the drive if possible. The hard-disk drive is sensitive to the cover. Before removing the drive, have the user...
... attached to physical shock. 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 For access, remove this FRU: v "1010 Battery pack" on the drive if possible. The hard-disk drive is sensitive to the cover. Before removing the drive, have the user...
Hardware Maintenance Manual
Page 70
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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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
Page 88
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. 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)
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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...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 -part is for T21, T22 series only. Other models do not have this bracket. 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...
...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 -part is for T21, T22 series only. Other models do not have this bracket. 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...
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
Page 104
... 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... 82 v "1120 Fan assembly" on page 94 For T20, T21 and T22 series Rotate the the head of the screw (A) to the direction of the arrow b to release the lock and then remove the CPU. 2 1 a b A c When installing: 1. Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2.
... 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... 82 v "1120 Fan assembly" on page 94 For T20, T21 and T22 series Rotate the the head of the screw (A) to the direction of the arrow b to release the lock and then remove the CPU. 2 1 a b A c When installing: 1. Removing and replacing a FRU 1130 CPU For access, remove these FRUs, in the step c . 2.
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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... 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
Page 113
... the FPC connector is firmly attached. (continued) ThinkPad T20, T21, T22 and T23 series 107 After step 2 , go to step 5 . 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... 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 .
... the FPC connector is firmly attached. (continued) ThinkPad T20, T21, T22 and T23 series 107 After step 2 , go to step 5 . 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... 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 .
Hardware Maintenance Manual
Page 119
... 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 ...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-coated (1) Torque 0.392 Nm (4 kgfcm) (continued) ThinkPad T20, T21, T22 and T23 series 113
... 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 ...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-coated (1) Torque 0.392 Nm (4 kgfcm) (continued) ThinkPad T20, T21, T22 and T23 series 113
Hardware Maintenance Manual
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ThinkPad T20, T21, T22 and T23 series 117 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 v "1070 Ultrabay 2000... bezel" on page 88 v "1120 Fan assembly" on page 94 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 v "1180 System board" on page 113 When installing: Make sure that the connector...
ThinkPad T20, T21, T22 and T23 series 117 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 v "1070 Ultrabay 2000... bezel" on page 88 v "1120 Fan assembly" on page 94 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 v "1180 System board" on page 113 When installing: Make sure that the connector...