Lenovo ThinkPad T21 T20, T21, T22, T23 - Hardware Maintenance Manual (April 20 - Page 104
CPU, For T20, T21 and T22 series, CPU - fan assembly
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Removing and replacing a FRU 1130 CPU 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 "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 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 the step c . 2. Rotate 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)
1130 CPU
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
“
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
±a²
to release the lock and then remove the CPU.
2
1
b
a
c
A
When installing:
1.
When attaching the CPU to the socket, do as shown in
the step
±c²
.
2.
Rotate the head of the screw (
A
) to the direction of the
arrow
±b²
to lock the CPU.
Removing and replacing a FRU
98
ThinkPad T20, T21, T22, T23 (MT 2647/2648)