[HP48GX] Testing repaired keyboard
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07-25-2016, 02:32 PM
Post: #8
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RE: [HP48GX] Testing repaired keyboard
Hi fnas,
You should need only a single connection to a pad to supply ground to the CPU board. Alternatively, you might use a jumper wire from a ground point on the board to the case ground. Placing the board over the twist ties and pressing down with sufficient force would be enough to test the electrical connection. As one member reported, the twist ties may be good for five or six open/close sequences, but once they break you're in trouble ~ Mark Remember kids, "In a democracy, you get the government you deserve." |
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Messages In This Thread |
[HP48GX] Testing repaired keyboard - fnas - 07-21-2016, 09:29 AM
RE: [HP48GX] Testing repaired keyboard - mfleming - 07-21-2016, 11:29 PM
RE: [HP48GX] Testing repaired keyboard - TomC - 07-24-2016, 11:59 AM
RE: [HP48GX] Testing repaired keyboard - TomC - 07-24-2016, 01:52 PM
RE: [HP48GX] Testing repaired keyboard - fnas - 07-24-2016, 05:00 PM
RE: [HP48GX] Testing repaired keyboard - mfleming - 07-25-2016, 01:58 AM
RE: [HP48GX] Testing repaired keyboard - fnas - 07-25-2016, 12:32 PM
RE: [HP48GX] Testing repaired keyboard - mfleming - 07-25-2016 02:32 PM
RE: [HP48GX] Testing repaired keyboard - fnas - 07-25-2016, 05:17 PM
RE: [HP48GX] Testing repaired keyboard - mfleming - 07-26-2016, 02:42 PM
RE: [HP48GX] Testing repaired keyboard - fnas - 08-01-2016, 12:00 PM
RE: [HP48GX] Testing repaired keyboard - mfleming - 08-01-2016, 03:49 PM
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