First, complete the groundplane / patch antenna assembly:
Fold the 3 supporting sides 8mm from the edges.
The resulting total height of the groundplane should be 8.5mm (+/- 0.5mm).
Fix the patch antenna to the groundplane, at the center of the protruding side, 2mm from the edge.
Conductive glue is preferred.
Run the antenna cable through the corner hole.
Seal the corners using small pieces of copper tape. - - -
1. Disconnect AC-adapter
2. Remove main battery, hard drive/caddy, and any MP device (CD/DVD, Media Bay Battery)
3. Remove WM-cover, 2 screws.
4. Remove DIMM cover, 4 screws.
5. Disconnect speaker, remove DIMM module.
6. Remove screws holding bottom panel, total of 16 (8 + 8).
7. Remove bottom panel.
8. Remove plastic casing installed above HDD caddy, 3 screws.
9. Insert FFC cable into connector cn18. Connector side face down.
10. Fold FFC cable to make a 90 degree, so as to point it towards the WM-location.
Do not fold the FFC cable completely flat, let there be a 1-2mm diameter in the fold.
11. Reinstall the plastic casing.
When tightening the screws, make sure you hold the FFC cable in under the mainboard so it will be out of the way, and not caught by the caddy when this is reinserted.
12. Put the groundplane in its position and fix with copper tape.
A 74mm piece of copper tape on the back and a 13mm piece on the side.
The groundplane is a tight fit, make sure you get it all the way into its position.
13. Insulate the bottom of the interface board and fit it and the GPS engine with double sided tape.
14. Fix the interface board & GPS engine using the double sided tape.
15. Connect antenna MMCX connector to GPS engine
16. Connect FFC cable to interface board, connector side face up.
17. Ground the GPS engine using a piece of copper tape.
18. Remove the four protrusions inside the WM-cover and install it over the patch antenna assembly.
19. Fold the extra length of the FFC cable down and fix using Kapton tape or similar.
20. Put the computer back together.
Follow the service manual instructions on what order to tighten the back panel screws.
21. On first boot, enter BIOS (pressing F2 at Panasonic screen) and make sure GPS is enabled (or auto).
22. To test and monitor the gps you may download this program:
Try to connect at com3 4800 baud.
The gps will usually be on com2 or com3.
If you get a message "Cannot open com port", try the following:
Right click on my computer and select properties.
Under the hardware tab, enter the device manager.
Expand the tree called "ports (COM and LPT)"
Here you will usually see two com ports, "com1" and "com3"
(com1 is the physical external serial port on the back of your toughbook, com3 (or com2) will be your internal serial port for the gps)
Right click on "com3" (or com2), select properties.
First, select the second tab called "port settings" , click on the "advanced" button, change the "COM-portnumber" to a different one, f. ex. com4 or com5, then click "ok"
Next, select the "resources tab" and deselect the "use automatic settings"
In the "Settings based on" pull down meny, select "Basic configuration0001" and click "ok"
Confirm any questions from Windows that you want to change the com port settings, and exit device manager.
If you should get any irq conflicts, try a different setting.
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This product was added to our catalog on Tuesday 18 May, 2004.