Chapter 4
149
USB Failure (Right up/down side)
If the rightside
USB
port fails, perform the following actions one at a time to correct the problem. Do not
replace non-defective FRUs:
Other Failures
If the VGA board, LAN Port, external MIC or Speakers, PCI Express Card, 5-in-1 Card Reader or Volume
Wheel fail, perform the following general steps to correct the problem. Do not replace non-defective FRUs:
1.
Check whether the drive is OK.
2.
Verify that the Test Fixture is OK.
3.
Swap the mainboard and retest.
Start
Check USB/B to
M/B cable
Re-assemble the
USB/B cable to M/B
OK
NG
Check USB/B
OK
Swap USB/B and
USB cable
OK
NG
Swap M/B
Start
Check USB/B to
M/B cable
Re-assemble the
USB/B cable to M/B
OK
NG
Check USB/B
OK
Swap USB/B and
USB cable
OK
NG
Swap M/B
Summary of Contents for ASPIRE 7745
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 40: ...30 Chapter 1 ...
Page 56: ...46 Chapter 2 ...
Page 68: ...58 Chapter 3 5 Pull the WLAN module out and away ...
Page 73: ...Chapter 3 63 5 Remove the ODD bracket 6 Pry the ODD bezel off of the ODD module ...
Page 83: ...Chapter 3 73 5 Detach the Bluetooth module cable from the module ...
Page 91: ...Chapter 3 81 4 Lift the thermal module away from the main board ...
Page 96: ...86 Chapter 3 4 Unlock and disconnect the switch board FFC ...
Page 101: ...Chapter 3 91 4 Remove the bezel from the LCD module ...
Page 108: ...98 Chapter 3 5 Pry the right antenna from the casing ...
Page 111: ...Chapter 3 101 3 Lay the cables around the module edge ...
Page 115: ...Chapter 3 105 10 Place the LVDS cable into cable guides ...
Page 118: ...108 Chapter 3 4 Replace the two 2 bezel screws ...
Page 129: ...Chapter 3 119 4 Connect the Bluetooth module cable to the main board ...
Page 136: ...126 Chapter 3 6 Connect and lock the Power board FFC ...
Page 143: ...Chapter 3 133 4 Grasp the tab and slide the HDD firmly into the docking connector ...
Page 145: ...Chapter 3 135 4 Push the ODD completely into the bay until flush with the lower cover ...
Page 148: ...138 Chapter 3 ...
Page 166: ...156 Chapter 4 ...
Page 288: ...278 Appendix B ...
Page 290: ...280 ...