Reparaciones motherboard computadoras MB L1.pdf

Reparaciones motherboard

1. ASUS Confidential
MB Level 1 MB Level 1 Training Materials Training Materials
CMTR1 REV 1.0

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„Chapter 1. Testing flow chart………………………..P3~5 „Chapter 2. Customer Induced Damage (CID) criteria
………………..…………………………….P6~31
„Chapter 3. ASUS pretest kit package contents..P32~38 „Chapter 4. Pretest operate description………..…P39~68
Overview Overview

3. ASUS Confidential
Chapter 1 Chapter 1 Testing Flow Chart Testing Flow Chart
––
1. Pretest Flow 1. Pretest Flow 2. Final test Flow 2. Final test Flow

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1. Pretest Flow Chart 1. Pretest Flow Chart
Visual Inspection
CIDcheck
Visual Inspection CIDcheck Rework (ARN)
Check
Rework (ARN) Check
Turn OFF Power supply
Remove all test devices.
Plug in Cpu,Ram,port80
Check post code has passed
CPU& Memory.
Plug in CPU voltage test
tool on the CPU socket.
Measure CPU voltage
(Vcore)
Plug in CPU voltage test
tool on the CPU socket.
Measure CPU voltage
(Vcore)
Plug all test
tools, run ASUS
test program .
Plug all test tools, run ASUS
test program .
Windows OS (USB Test)
Windows OS (USB Test)
Return to CID
process
Return
to CID
process
RR
R R
R
Means Return to RMA or Pass to Repair Engineer.
R

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2. Final Test Flow Chart 2. Final Test Flow Chart
Plug all test tools,
run ASUS test
program .
Plug all test tools, run ASUS test
program .
Windows OS Test
Windows OS Test
Visual
inspection (OQC)
Visual
inspection (OQC)
Rework Check
(ARN)
Rework Check
(ARN)
Return to engineer
repair again, if can’t
repair, pass to
exchange flow.
Finished, pass to next station

6. ASUS Confidential
Chapter 2 Chapter 2 Customer Induced Damage (CID) Customer Induced Damage (CID) criteria criteria

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CID Outline CID Outline
1. PCB Trace Scratched 2. PCB Broken 3. 3. Damaged capacitors, resistors, inductors,
small passive components, socket, etc.
4. PCB & Component Oxidation 5. PCB Burned 6. Component Burned 7. Missing Component 8. Dirt 9. CID & O.O.W. service process flow chart

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11
--
1 PCB Trace Scratched 1 PCB Trace Scratched
Figure 1.
Figure 2.
Figure 3 .
Figure 4.

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Damage Comments Repair Exchange
In-
Warranty
Out-
Warranty
Less than 2 lines and
PCB no broken inside
Accepted-
More than 3 lines or
PCB broken inside
Rejected ---
More than 3 lines or
PCB broken inside
(If customer request)
- Accepted Charge Charge
Charge Charge
PCB Trace
Scratched
[Figure 1~6]
11
--
2 PCB Trace Scratched 2 PCB Trace Scratched
Figure 5.
Figure 6.

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Damage Comments Repair Exchange
In-
Warranty
Out-
Warranty
Less than 2 lines and
PAD no broken
Accepted-
More than 3 lines or
PAD broken
Rejected ---
More than 3 lines or
PAD broken
(If customer request)
- Accepted Charge Charge
Charge Charge
PCB Trace
Scratched
[Figure 7~8]
11
--
3 PCB Trace Scratched 3 PCB Trace Scratched
Figure 7.
Figure 8.

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22
--
1 PCB Broken 1 PCB Broken
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
PCB Broken

[Figure 9~10]
The broken part
already destroy PCB
Rejected
-
-
-
Figure 9 .
Figure 10.

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22
--
2 PCB Broken 2 PCB Broken
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
PCB Broken
[Figure 11~12]
Only a bit broken in
the edge of PCB and
wil
l repair after
informing Customer
Accepted
-
PCB Broken

[Figure 12]
If the bot
t
om side
has circuit trace
Rejected
-
-
-
-
-
Figure 11.
Figure 12.

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33
--
1 Damaged capacitors, resistors, inductors, small 1 Damaged capacitors, resistors, inductors, small
passive components, socket, etc. passive components, socket, etc.
Figure 13.
Figure 14.
Figure 15.
Figure 16.

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3-2 Damaged capacitors, resistors, inductors, small
passive components, socket, etc.
Figure 17.
Figure 18.
Figure 19.
Figure 20.

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33
--
3 Damaged capacitors, resistors, inductors, small 3 Damaged capacitors, resistors, inductors, small
passive components, socket, etc. passive components, socket, etc.
Figure 21.
Figure 22.
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
If only few impacted
broken components
slightly and PCB is ok
without any broken
Accepted
-
If it’s serious
impacted or PCB
broken more than 3
lines
Rejected
-
-
-
Charge
Charge
Damaged
Component
[Figure 13~22]

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33
--
4 Damaged capacitors, resistors, inductors, small 4 Damaged capacitors, resistors, inductors, small
passive components, socket, etc. passive components, socket, etc.
Figure 23.
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
Damaged
Component

[Figure 23]
If only few damaged

components slightly
and PCB is ok without
any broken
Accepted
-
Free
Charge
Socket 478, 940, 939, Socket 478, 940, 939, 754, 604, 462, 423, 370, 754, 604, 462, 423, 370, 8, 7, 5 etc. 8, 7, 5 etc.

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Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
Lost Protective
Cover
[Figure 24]
The protective cover
is removed by
customer
Accept
-
Charge
Charge
-
Socket Pin
Damaged
[Figure 25]
The pin inside socket
is damaged by
customer
Accept
Charge
Charge
33
--
5 Damaged capacitors, resistors, inductors, small 5 Damaged capacitors, resistors, inductors, small
passive components, socket, etc. passive components, socket, etc.
Figure 24.
Figure 25.
LGA775
LGA775

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44
--
1 PCB & Component Oxidation 1 PCB & Component Oxidation
Figure 26.
Figure 27.
Figure 28.
Figure 29.

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Figure 30.
Figure 31.
44
--
2 PCB & Component Oxidation 2 PCB & Component Oxidation
Figure 32.
Figure 33.

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Figure 34.
Figure 35.
44
--
3 PCB & Component Oxidation 3 PCB & Component Oxidation
Figure 36.
Figure 37.

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Damage Comments Repair Exchange
In-
Warranty
Out-
Warranty
If the PCB is verified
as user’s faulty. e.g. a. Customer repaired by
themselves and use wrong
way to clear to get the
oxygenation. b. splash
by water.
Rejected -
If it’s verified as
ASUS’s faulty
- Accepted Free Charge
If only component
oxidation and PCB is
ok without any
oxidation and verified
as user’s faulty.
Accepted - Charge Charge
Component
Oxidation
[Figure 33~37]
If only component
oxidation and PCB is
ok without any
oxidation and verified
as ASUS’s faulty.
Accepted - Free Charge
--
PCB Oxidation
[Figure 26~32]
44
--
4 PCB & Component Oxidation 4 PCB & Component Oxidation

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55
--
1 PCB Burned 1 PCB Burned
Figure 38.
Figure 39.
Figure 40.
Figure 41.

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55
--
2 PCB Burned 2 PCB Burned
Figure 42.
Figure 43.

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55
--
3 PCB Burned 3 PCB Burned
Damage Comments Repair Exchange
In-
Warranty
Out-
Warranty
If M/B PCB is burned.
Non-CID
- Accepted
If the PCB is burned
as user’s faulty. e.g. a. Customer repaired by
themselves.
b. splash by water.
- Accepted Charge Charge
PCB Burned
[Figure 43]
If gold finger of the
card is burned.
e.g. Customer wrong to plug
in the video card.
Rejected ---
Free Charge
PCB Burned
[Figure 38~42]

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66
--
1 Component Burned 1 Component Burned
Figure 44.
Figure 45.
Figure 46.
Figure 47.

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66
--
2 Component Burned 2 Component Burned
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
For general
Accepted
-
If it’s very obvious
as user’s faulty
Accepted
-
Charge
Charge
Free
Charge
Component
Burned
[Figure 44~49]


Figure 48.
Figure 49.

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77
--
1 Missing Component 1 Missing Component
Figure 50.
Figure 51.
Figure 52.
Figure 53.

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77
--
2 Missing Component 2 Missing Component
Figure 54.
Figure 55.
Figure 56.
Figure 57.

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77
--
3 Missing Component 3 Missing Component
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
Missing
Component
[Figure 50~57]
For general, if missing
less than 3
components by user
Accepted
-
Missing
Component
[Figure 58]
If the PCB or PAD is destroyed by user
Rejected
-
-
-
Charge
Charge
Figure 58.

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88
--
1 Dirt 1 Dirt
Figure 59.
Figure 60.
Damage
Comments
Repair
Exchange
In-
War
r
anty
Out-
War
r
anty
Dirt
[Figure 59~60]


For general, if the
board is dirt and
doesn't influence
function. We wil
l
clean it.
Accepted
-
-
-

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ASUS
Authorized Service Side

32. ASUS Confidential
Chapter 3 Chapter 3
ASUS Pretest Fixture Package ASUS Pretest Fixture Package

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ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 1 Page 1
PART NUMBER FIXTURE NAMEAMOUNT PHOTO
22-060000210 CABLE 20P IDC1
22-060001280 AUDIO CABLE1
22-060001290 AUDIO CABLE1
60R-R00IR1000 IR LOOP BACK1
60R-R00IR1001 IR LOOP BACK1

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PART NUMBER FIXTURE NAMEAMOUNT PHOTO
60R-R00LA1000 LAN TOOL1
70-C1OG10-01 COM PORT-11
70-C1OG15-02 SWBO-ASUS1
80-C1G002-0202 ENG_PRT1
80-C1G024-0100 ENG_GPORT_A1
ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 2 Page 2

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ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 3 Page 3
PART NUMBER FIXTURE NAMEAMOUNT PHOTO
80-C1OG29-0100 PORT80M1
22-210005890
USER MANUAL AND
TEST
1
22-060002570 ASUS CD_ROM TEST CD1
10-090101030 P2T-CABLE THERMAL SE2
14-000012220
CABLE USB
2PORT+GAME
1

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ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 4 Page 4
PART NUMBER FIXTURE NAMEAMOUNT PHOTO
14-000011360 CABLE 3IN1 ATA/FD/9P1
60R-R0000040
SOCKET370 VOLTAGE
TOOL
1
60R-R0000050
SOCKET462 VOLTAGE
TOOL
1
14-000500010 USB CABLE 4PORT, W/B1
60R-R0000030 STEREO TEST CABLE 4P2

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ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 5 Page 5
PART NUMBER FIXTURE NAMEAMOUNT PHOTO
60R-R0000060
SOCKET423 VOLTAGE
TOOL
1
60R-R0000070
SOCKET478 VOLTAGE
TOOL
1
60R-R0000250
SOCKET 754 VOLTAGE
TOOL
1
60R-R00MO1000 MODEM LOOP BACK1
60R-R00SF1000 SPDIF FIXTURES1

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ASUS Pretest Fixture Package Contents ASUS Pretest Fixture Package Contents
(70R(70R
--
R00FT1000) R00FT1000)
––
Page 6 Page 6
PART NUMBER
FIXTURE NAME
AMOUNT
PHOTO
60R-R0000260
SOCKET 940 VOLTAGE Tool
1
60R-R00LA1001
LAN TOOL2
1

39. ASUS Confidential
Chapter 4 Chapter 4
Pretest operate description Pretest operate description
CMTR1

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2. Pretest operate description 2. Pretest operate description
--
11
1 2
Visual inspection:
Inspect M/B have broken, oxidized…..
(Please refer Visual inspection Description)
Customer induce or not.
(Please refer Customer Induce Description)
If any M/B components failed to work after
inspection, Please paste the arrow stacker and
write on Diagnostic Card
Measure RTC current:
Find out the resistance(1K ohm) near
the battery.
Measure the voltage of resistance, the
range must be between 1.0mV~10mV.

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If Visual inspection is OK.
Please plug in the power connector on
Motherboard
4
Some Motherboards have 4pin ATX extended power connector.
Please also remember to plug it on.
Pretest operate description Pretest operate description
--
22

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5
Plug in CPU test sock on CPU socket and
Turn on power supply.
6
Check CPU voltage on CPU test
card ( ±10% Voltage to permit)
2. Pretest operate description 2. Pretest operate description
--
33

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437 8
Turn OFF Power supply and Remove
CPU Test sock
Plug CPU into CPU socket and CPU
FAN、PWR FAN 、CHA FAN
connector
2. Pretest operate description 2. Pretest operate description
--
44

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9
Plug DDR(SDRAM) into memory Slot
10
Plug in Port 80M card on Motherboard
PCI Slot
2. Pretest operate description 2. Pretest operate description
--
55

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11
Plug VGA Card into AGP slot and
connect VGA output to Monitor. If only
has onboard VGA just connect VGA
output to Monitor.
12
Plug the ASUS power button and turn on
the power. If you find no display on the monitor
please pass it to engineer for repair.
2. Pretest operate description 2. Pretest operate description
--
66

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13
Put in TEST CD on CD_ ROM Drive NOTE:
CD Name : ASUS CD_ROM TEST CD Parts Number : 22-060002570
14
1.Turn OFF the power supply
2. Plug in PS2 K/B, Mouse
2. Pretest operate description 2. Pretest operate description
--
77

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15
Plug in COM ports
16
Plug in Printer port loop back
NOTE:
Please plug in power
connector
On printer port loopback.
2. Pretest operate description 2. Pretest operate description
--
88

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17
Plug Lan loop back into Lan
connector
18
Plug in Audio ports
2. Pretest operate description 2. Pretest operate description
--
99

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19
Plug Audio loop back into
Motherboard audio connector
CD_IN, AUX_IN
20
Plug in IR Loop back on Motherboard
Connector
NOTE: 1*5 IR Loop back Yellow line is pin 1
2*5 IR Loop back Black line is pin 1
1*5 IR Loopback
2*5 IR Loopback
Only used in old model
2. Pretest operate description 2. Pretest operate description
--
1010

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5021
Plug in Thermal Sensor Cable on Motherboard
(TRPWRor PWRTMPor JTPWR) Connector
NOTE:
Make sure your Motherboard has this function.
If your motherboard doesn’t have power thermal function. Please skip this
procedure.
Thermal Sensor Cable
22
Plug in Modem loop back on Motherboard
(MODEM) Connector
NOTE:
Make sure your Motherboard has this
function.
Only old model needs to do this procedure.
( Please refer to M/B individual pretest SOP in
MSGtechnical support web)
Only used in old modelOnly used in old model
2. Pretest operate description 2. Pretest operate description
--
1111

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5123
Plug in SPDIF Fixture on Motherboard
(SPDIF) Connector if necessary.
NOTE: Make sure your MB has this function. Only old MB needs to do this process. ( Please refer to M/B individual pretest SOP in
MSGtechnical support web)
Only used in old model
24
Plug in Floppy, Hard disc and CD_ROM on Motherboard Connector
NOTE:
Primary IDE connect Hardisk
Secondary IDE connect CD_ROM
2. Pretest operate description 2. Pretest operate description
--
1212

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25
Plug SATA HDD into SATA connector
NOTE:
Inside SATA HDD must have
SATA.P RAID.P & NEWWIDE.P
three files in side. 26
Put in Diskette on Floppy Disk Drive NOTE:
The Diskette setting to write
protect OFF
Write Protect OFF
2. Pretest operate description 2. Pretest operate description
--
1313

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27
Push (SWBO_ASUS) the PWR.SW
switch button once will switch on
the system and test motherboard
function.
28
Enter Bios Setup Utility, Load Setup Defaults.
2. Pretest operate description 2. Pretest operate description
--
1414

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Enter main menu, make sure System
Clock is correct, if not please adjust to
local time.
28 29
Enter boot menu, set the 1st boot
priority to HDD which test program is
inside..
2. Pretest operate description 2. Pretest operate description
--
1515

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30
Save configuration changes and
exit.
31
After setting CMOS, if boot ok will enter
to ASUS test program under DOS mode.
You can choose MB’s type under
C:\BAT, inside the BAT folder are
automatic executing files.
2. Pretest operate description 2. Pretest operate description
--
1616

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33
M8LAV5
Find out correct model P/N which
shows on the sticker attached on the
MB.
32
Find out correct model name . For example left picture shows the model
name is “P4P800”. We can choose P4P
seriesÆP4P800.
2. Pretest operate description 2. Pretest operate description
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1717

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5734
Choose correct model P/N which you
want to test and execute.
2. Pretest operate description 2. Pretest operate description
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1818

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Standard Sample of Test Program Flow Standard Sample of Test Program Flow
Plug all test devices,
Select related P/N,
Run Test Program
Lan Test
Bios Ver. Check
Audio Test
Game Port Test
Floppy Test
COM Port Test Print Port Test PS2 Mouse Test
Function Test
CD-ROM Test
Lan/1394
Mac Check
ESCD Check
SPEED Check Memory Check
H/W Monitor
Test
1394 Test
SATA Test
USB Test Finished

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Lan Test:
The screen & test item is created by
Lan chipset vendor. Left photo just
shows a sample of 3COM 3C-940 test
screen.
1
2
Bios Check:
Check current Bios version.
Test program description Test program description
--
11

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3
Audio Test:
Different audio chipset has different
test screen & items.
4
Game Port Test:
Some models need to enable Game
port function in the Bios setting if you
find it’s fail during the test.
Test program description Test program description
--
22

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Com Port Test:
Please also check Com Port setting in
the Bios is enable before testing.
5
6
Print Port Test:
Some models need to change Parallel
Port setting to “EPP mode”.
Test program description Test program description
--
33

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7
Floppy Test:
Please ensure Floppy setting is enable
in the Bios. Don’t forget put a 1.44MB
disk into the Floppy before testing.
8
PS2 Mouse Test:
Check all click button & moving cursor
is correct.
Test program description Test program description
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44

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9
Function Test:
Check some items like Clock, Interrupt,
DMA mode….
10
CD-ROM Test:
Please put ASUS testing CD into CD-
ROM before testing.
Test program description Test program description
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55

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11
ESCD Check:
Test Bios chip ESCD function.
12
SPEED Check:
Check current CPU speed & External
Clock. Make sure the speed is the
same as your real CPU.
Test program description Test program description
--
66

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13
Memory Check:
Check memory size shows on the
upper screen is the same as real
memory plug in. If possible, please
plug full of memory slots to avoid any
lost.
14
Hardware Monitor Test: Check H/W Monitor function which
included Fan rotation speed ,
Temperature, Voltage…Please make
sure you’ve plugged all testing devices
like fan card.
Test program description Test program description
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77

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6615
1394 Test:
Some models have 1394 function, if you
can’t get 1394 testing card please skip
this procedure & test it under Windows.
16
Lan /1394 Mac address check: Check Lan /1394 Mac address on the sticker. If it’s incorrect please re-write it.
Test program description Test program description
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88

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17
SATA test:
Plug SATA HDD which has SATA
testing file inside to test. Or you can
use a real SATA HDD which installed
OS already for booting.
18
USB test:
Plug USB test devices before testing. If
you can’t get USB testing device from
ASUS please test it under Windows.
Test program description Test program description
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99

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19
Asus Test Program finished screen:
All ASUS test program finished, press
“F5” to Power Down.
Test program description Test program description
--
1010