I fixed the board. Capacitor and two diodes replaced.
Attached is the partial schematic I made. Hopefully will help others.
Some general info:
The meters are called "Instrument Cluster" in service manuals. The manual which has over 1300 pages contains simplified schematics of the cluster...
Yes. Replaced a fuse, lots of smoke, board dead. And there are no shorts on power inputs of the more complex chips.
Yes, that's Vin. I already identified most of the ICs, I'm now in the process of preparing symbols for them to put on the schematic.
Parts:
Num Package Symbol Function...
Thank you @Gruffalo; I should probably fill my profile - I'm not based in UK.
Yes, the forum scaled them down. Here are higher res versions:
https://mega.nz/#!tEtBlQrD!JKCMfpqu5Q5IzshQWsXYrJfcPZqk5wzVZzaxH0JHdFo
https://mega.nz/#!4RthmLiJ!8oIhZ9PcJtDWvKd_vfaLt4CRTcR5903DAIb2Er2WOkY
I tried...
Hello,
I'm repairing electronics on a meters board (aka dashboard gauges board).
I'm attaching board images in possibly high quality, so that it will hopefully help others with issues in that board.
The board is labelled Magneti Marelli 550010000006 LS
The board clearly shows fried capacitor...
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