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Ⅶ.TROUBLESHOOTING
1. Check List for repairing
1) When received
· Grasp customer's complaints exactely
· Check the product's condition of exterior view(damage by shock)
· Check the condition of battery and all kinds of cables(USB cable, AV cable, AC Adaptor)
· Check working condition with new battery or adaptor
- ON/OFF
- TELE/WIDE
- Check if the image shows correctly with TFT LCD on
(Turn on the TFT LCD and check if the image shows correctly)
- Take a picture by pressing the shutter button
- Turn the dial and check if modes change correctly
· Download from the camera by connecting it with PC and check if correctly
· Check if the image shows correctly with it connected to monitor
2) When repairing
· Check the connectors' condition to each PCB(dirt, short, assembly, lean, etc.)
· Change each doubtful PCB one after another to find out bad PCB
- When doubtful of Main PCB Ass'y, check the operating condition by assembling with a good
Main PCB ass'y (Manufacture of checking machine for each bad PCB is in schedule)
· Refer to each page to fix bad items of each PCB
· Check the connections of each PCB before assembling covers and embarkation of the parts
(soldering condition) with the naked eye
· Ateter assembling the camera, insert battery only when condition of the parts' embarkation and connection
is all right (Inserting battery when the camera has inside-short will result in death or serious injury to the
CPU and all parts)
· After setting the mode dial in position assemble the Top Cover and check if the dial nverts correctly
3) After repairing
· A/S Check list for each item
- To judge inferior goods, begin with doubtful PCBs, replacing one after another to replace bad parts
ex.) When Main PCB ass'y is in trouble, try replacing it with inferior camera's fair Main PCB ass'y
Discharge Positions
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