ThinkPad T23 Remove Fan - Lenovo

ThinkPad T23 Remove Fan

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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 21
Stand on when they are removed from injury. Use extreme care when measuring high voltages. First, check that it has been powered off power. - The surface is to attachment of a plastic ... an electrical accident occurs: - Safety information - v Always look carefully for possible hazards in a machine: - such touching can cause personal injury and machine damage. Blowers and fans - do not become a victim yourself. - As each machine was designed and built, required safety items were installed to get medical aid. Observe the special safety...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 45
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48...56 Screw 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... For T20, T21 and 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...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 53
Diagnostics --> Diskette Drives 2. If two DIMMs are installed, remove one , and run the test again. 3. Full. Run Diagnostics --> Other Devices --> IBM Fan. Turn on the computer and check the air turbulence at the louver near the power switch. 2. ThinkPad T20, T21, T22 and T23 series 47 Interactive Tests --> CD-ROM/DVD Test Memory 1. If the...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 100
... 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 ... MT2647-3Cx, -3Ex, -7Cx, -7Ex (T22 series) only. 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) Other models do not have this bracket. 2. a -part is for T21, T22 series only. Other models do not have this bracket.
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 101
For T21, T22 Apply the thermal grease (05K5751) on the fan assembly. Removing and replacing a FRU When installing the fan assembly: For T20 Remove the protective sheet from the thermal rubber on the a -part of the fan as shown in the following figure. a ThinkPad T20, T21, T22 and T23 series 95
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 103
Removing and replacing a FRU 4 6 5 Step 4 Screw (quantity) M2.0 × 13.5 mm, nylon-coated (3) Torque 0.245 Nm (2.5 kgfcm) When installing: Apply the thermal grease (05K5751) on the a -part of the fan as shown in the following figure. a ThinkPad T20, T21, T22 and T23 series 97
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 104
Rotate the head of the screw (A) to the 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" ... 74 v "1090 Keyboard CRU insulator" on page 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 lock the CPU. 98 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Removing and replacing a FRU 1130 CPU For access...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 119
...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 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 v "1120 Fan ... 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
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 123
..., 9Nx, 9Mx, DFx, HNx, NNx v MT2647-5Rx, 5Sx, 5Ux, 9Rx, 9Sx, 9Ux, HSU Other models do not have the secure chip. 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... 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 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...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 124
Cable slacking is firmly attached into place a . b a 118 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Removing and replacing a FRU 1200 Microphone cable 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" ... 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 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...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 125
Removing and replacing a FRU 2010 LCD assembly 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 "1050 Mini PCI adapter" on page 66 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 v "1120 Fan assembly" on page 94 1 1 Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (4) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 119
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 128
Removing and replacing a FRU 2020 Front 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 v "1110 Keyboard bezel" on page 88 v "1120 Fan assembly" on page 94 v "2010 LCD assembly" on page 119 2 1 1 1 Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (3) Torque 0.392 Nm (4 kgfcm) 122 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 129
2030 Inverter card 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 ... 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 v "1120 Fan assembly" on page 94 v "2010 LCD assembly" on page 119 v "2020 Front bezel" on page 122 1 2 3 Cable routing: When replacing the inverter card, route the...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 130
... cover for the others as shown in the figure 1a . Removing and replacing a FRU 2040 LCD panel For access, remove these FRUs, in the figure 1b . 1a 1b (continued) 124 ThinkPad T20, T21, T22, T23 (MT 2647/2648) To do this, remove the screw from both side of the adapter as shown in order: v "1010... 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 v "1120 Fan assembly" on page 94 v "2010 LCD assembly" on page 119 v "2020 Front bezel" on page 122 v "2030 Inverter card" on page 123...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 134
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 ... page 88 v "1120 Fan assembly" on page 94 v "2010 LCD assembly" on page 119 v "2020 Front bezel" on page 122 v "2030 Inverter card" on page 123 v "2040 LCD panel" on page 124 1 1 (continued) 128 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Other models do not have the antenna assembly. Removing and replacing a FRU...
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T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)


Page 137
2060 Sub card 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 ... 74 v "1090 Keyboard CRU insulator" on page 82 v "1100 Hinge cover" on page 83 v "1110 Keyboard 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 ... 3 1 2 Step 1 Screw (quantity) Hex stud (6) 2 M2.5 × 4.8 mm, nylon-coated (4) (continued) Torque 0.392 Nm (4 kgfcm) 0.392 Nm (4 kgfcm) ThinkPad T20, T21, T22 and T23 series 131

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We have the following 18 documents available for the Lenovo ThinkPad T23:
  • T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)
  • IBM System Information Center Administrator's Guide
  • Spanish - Service and Troubleshooting Guide for T23
  • 46P4564 - English - Service and Troubleshooting Guide for T23
  • (English) Access Connections Profile Deployment guide
  • (English) Deployment Guide for IBM Access Connections
  • Client Security Password Manager v1.3 - User's Guide (English)
  • IDC white paper titled "The Coming of Age of Client Security: Top Managers Realize They Have to Lock Down the Point of Entry"
  • Microsoft Windows XP Conversion Kit
  • 46P4549 - Portuguese - Setup Guide for T23
  • 46P4550 - Spanish - Setup Guide for T23
  • 8 More!
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