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Troubleshooting
4-5
No Display Issues
0
If the Display does not work, perform the following, one at a time. Do not replace a non-defective FRU:
Figure 4-2.
No Display Issue
No POST or Video
0
If the POST or video does not appear, perform the following, one at a time.
1.
Make sure that internal display is selected. Switching between internal and external by
pressing
Fn+F5
. Reference Product pages for specific model procedures.
2.
Make sure the computer has power by checking for one of the following:
Fans start up
Status LEDs illuminate
If no power, refer to
Power On Issues
.
3.
Drain stored power by removing the power cable and battery. Hold the power button for 10
seconds.
4.
Connect the power and reboot the computer.
START
Power On?
Ext.DDRRAM
Module well
connected?
Ext DDRRAM
Module OK?
CPU Thermal
Module well
screwed?
LCD Moduel
OK?
NG
Power On Issue
Replace MB
NG
Check Connection
NG
Replace
Ext. DDRRAM
Module
NG
Fasten Screw
NG
Replace LCD
Panel/LCD Cable
Содержание Aspire 7250
Страница 19: ...Hardware Specifications and Configurations 1 23 System Block Diagram 0 Figure 1 9 System Block Diagram ...
Страница 36: ...1 40 Hardware Specifications and Configurations ...
Страница 45: ...System Utilities 2 11 Figure 2 9 Setup Warning ...
Страница 59: ...System Utilities 2 25 5 Execute RU bat to read SMBIOS Type 1 UUID Figure 2 27 Figure 2 28 Read UUID ...
Страница 60: ...2 26 System Utilities 6 Execute WU bat to write SMBIOS Type 1 UUID Figure 2 28 Figure 2 29 Write UUID ...
Страница 64: ...2 30 System Utilities ...
Страница 71: ...3 11 Figure 3 7 HDD Module Figure 3 8 HDD Module 3 Remove HDD follow the arrowhead ...
Страница 72: ...3 12 Figure 3 9 HDD Module Figure 3 10 HDD Module ...
Страница 74: ...3 14 Figure 3 13 WLAN Module ...
Страница 77: ...3 17 Figure 3 19 Memory Module Figure 3 20 Memory Module Figure 3 21 Memory Module ...
Страница 78: ...3 18 Removing Main screws on bottom case 0 1 Remove 26 M2 5 6 screws on bottom case Figure 3 22 MAIN SCREWS ...
Страница 85: ...3 25 Figure 3 35 TOP Case Figure 3 36 TOP Case ...
Страница 88: ...3 28 Figure 3 42 I O BD Figure 3 43 I O BD ...
Страница 90: ...3 30 Figure 3 46 Mother board Figure 3 47 Mother board 3 Take out the RTC battery ...
Страница 91: ...3 31 Figure 3 48 RTC BATTERY Figure 3 49 RTC BATTERY ...
Страница 93: ...3 33 Figure 3 51 Thermal Figure 3 52 Thermal ...
Страница 98: ...3 38 Figure 3 61 LCD Module Figure 3 62 LCD Module 3 Disconnect LVDS Cable Figure 3 63 LCD Module ...
Страница 101: ...3 41 Figure 3 68 LCD Panel Figure 3 69 LCD Panel 3 Put camera and MIC in the right place ...
Страница 102: ...3 42 Figure 3 70 LCD Panel Figure 3 71 LCD Panel ...
Страница 105: ...3 45 Figure 3 76 Hinge ...
Страница 108: ...3 48 Figure 3 81 Main board Figure 3 82 Main board ...
Страница 110: ...3 50 Figure 3 85 ODD BD Figure 3 86 ODD BD 2 Connect IO BD and ODD B D FFC CONN ...
Страница 111: ...3 51 Figure 3 87 IO BD Figure 3 88 ODD BD ...
Страница 114: ...3 54 Figure 3 93 Top case Figure 3 94 Top case ...
Страница 116: ...3 56 Figure 3 97 Top case Figure 3 98 Top case Figure 3 99 Top case ...
Страница 121: ...3 61 Figure 3 108 ...
Страница 123: ...3 63 Figure 3 111 2 Secure 26 M2 5 6L screws on bottom case Figure 3 112 3 Install main door secure 2 screws M2 6L ...
Страница 124: ...3 64 Figure 3 113 HDD Module Figure 3 114 HDD Module Replacing Battery Module 0 1 Install the battery on bottom case ...
Страница 125: ...3 65 Figure 3 115 Battery ...
Страница 126: ...3 66 ...
Страница 152: ...4 28 Troubleshooting ...
Страница 155: ...Jumper and Connector Locations 5 5 Figure 5 2 Mainboard Bottom ...
Страница 160: ...5 10 Jumper and Connector Locations ...
Страница 186: ...6 28 FRU Field Replaceable Unit List ...
Страница 215: ...Test Compatible Components 8 11 ...
Страница 216: ...8 12 Test Compatible Components ...
Страница 217: ...Test Compatible Components 8 13 ...
Страница 218: ...8 14 Test Compatible Components ...
Страница 219: ...Test Compatible Components 8 15 ...
Страница 220: ...8 16 Test Compatible Components ...
Страница 221: ...Test Compatible Components 8 17 ...
Страница 222: ...8 18 Test Compatible Components ...