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ideacentre c345, 57-311160
Инструкция по эксплуатации Страница: 60

Lenovo ideacentre c345, 57-311160 [60/61] Chapter 8 additional service information

Lenovo ideacentre c360, 57-325442 [60/61] Chapter 8 additional service information

56 Lenovo C2/C3 Hardware Maintenance Manual

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Chapter 1 about this manual 1 3
Chapter 2 safety information 3 3
Chapter 3 general information 9 3
Chapter 4 general checkout 11 3
Chapter 5 using the setup utility 13 3
Chapter 6 symptom to fru index 17 3
Chapter 7 replacing hardware 21 3
Chapter 8 additional service information 57 3
Contents 3
Chapter 1 about this manual 4
Important safety information 4
Chapter 1 about this manual 5
Important safety information 5
Chapter 2 safety information 6
Electrical safety 6
General safety 6
Chapter 2 safety information 7
Electrical safety 7
General safety 7
Handling electrostatic discharge sensitive devices 8
Safety inspection guide 8
Grounding requirements 9
Handling electrostatic discharge sensitive devices 9
Safety inspection guide 9
Safety notices 9
Grounding requirements 10
Safety notices 10
Chapter 3 general information 12
Specifications 12
Chapter 3 general information 13
Speci cations 13
This chapter provides general information that applies to all machine types supported by this publication 13
This section lists the physical speci cations for your computer 13
Chapter 4 general checkout 14
Problem determination tips 14
Chapter 4 general checkout 15
Problem determination tips 15
Chapter 5 using the setup utility 16
Starting the setup utility program 16
Using passwords 16
Viewing and changing settings 16
Chapter 5 using the setup utility 17
Starting the setup utility program 17
Using passwords 17
Viewing and changing settings 17
Selecting a startup device 18
Using device 18
Exiting from the setup utility program 19
Selecting a startup device 19
Using device 19
Chapter 6 symptom to fru index 20
Exiting from the setup utility program 20
Hard disk drive boot error 20
Power supply problems 20
A hard disk drive boot error error codes 1962 and i999030x can have the following causes 21
Chapter 6 symptom to fru index 21
Hard disk drive boot error 21
If you cannot run the diagnostic tests or you get a diagnostic error code when running a test but did receive a post error message diagnose the post error message rst 21
If you did not receive any error message look for a description of your error symptoms in the rst part of this index 21
If you have both an error message and an incorrect audio response diagnose the error message rst 21
If you suspect a power problem use the following procedures 21
Post error codes 21
Power supply problems 21
The symptom to fru index lists error symptoms and possible causes the most likely cause is listed rst always begin with chapter 4 general checkout on page 11 this index can also be used to help you decide which frus to have available when servicing a computer if you are unable to correct the problem using this index go to undetermined problems on page 18 21
Undetermined problems 21
A external devices modem printer or mouse 22
B any adapters 22
Checks some basic system board operations 22
Checks the memory operation 22
Each time you power on the system it performs a series of tests that check the operation of the system and some options this series of tests is called the power on self test or post post does the following operations 22
If the post detects a problem an error message appears on the screen a single problem can cause several error messages to appear when you correct the cause of the rst error message the other error messages probably will not appear on the screen the next time you turn on the system 22
If this computer has a parallel ata hard disk drive make sure that the hard disk drive is jumpered as a master and the optical drive is jumpered as a slave 22
Post error codes 22
Power off the computer 22
Remove or disconnect the following components if installed one at a time 22
Starts the video operation 22
Undetermined problems 22
Veri es that the boot drive is working 22
Chapter 7 replacing hardware 24
General information 24
Chapter 7 replacing hardware 25
General information 25
Hardware components 25
Hardware components 26
The following illustration shows the components that make up your computer 26
Identifying parts on the motherboard 27
The motherboard sometimes called the planar or system board is the main circuit board in your computer it provides basic computing functions and supports a variety of devices that are factory installed or that you can install later 27
Replacing a memory module 29
Replacing a memory module 30
Replacing the optical drive 30
Replacing the optical drive 31
Replacing the hard disk drive 32
Replacing the hard disk drive 33
Replacing the keyboard and mouse 34
Removing the speaker cover 35
Replacing the keyboard and mouse 35
Replacing the power cord 35
Removing the speaker cover 36
Replacing the power cord 36
Removing the computer cover 37
Removing the computer cover 38
Replacing the converter board 38
Removing the computer stand 39
Replacing the converter board 39
Removing the computer stand 40
Removing the emi cover 40
Removing the emi cover 41
Replacing the system fan 41
Replacing the system fan 42
Replacing the tv tuner card 43
Replacing the tv tuner card 44
Replacing the wlan card 44
Replacing the heatsink 45
Replacing the wlan card 45
Replacing the heatsink 46
Replacing the cpu 47
Replacing the cpu 48
Replacing the rear i o module 49
Step 12 make sure that the microprocessor retainer is fully open 49
Step 13 holding the sides of the microprocessor with your ngers remove the protective cover 2 that protects the gold contacts on the new microprocessor 1 49
Replacing the rear i o module 50
Replacing the speaker system 51
Replacing the motherboard 52
Replacing the speaker system 52
Replacing the motherboard 53
Replacing the camera 54
Replacing the camera 55
Replacing the front indicator and power button board 55
Replacing the front function board 56
Replacing the front indicator and power button board 56
Replacing the front function board 57
Replacing the led panel 57
Replacing the led panel 58
Chapter 8 additional service information 60
Chapter 8 additional service information 61

Lenovo ideacentre c345, 57-311160 [60/61] Chapter 8 additional service information

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