To check the camera power, its winding, rewind, flash function were normal, the reason is not open the shutter.bdjservice manual download site
Disassembly and maintenance
1 open the camera, unscrew and remove the camera bottom cover 1 black screws, remove the flash bracket below the front 1 Black screw, open the cover, unscrew and remove the internal 3 black screws. Open the camera back cover, unscrew and remove the rear cover switch 3 black screws, remove the spring, so as not to remove the front cover of the fall. Then using a screwdriver, carefully lift force the camera bottom cover, the bottom cover over the camera and took the camera front cover from three feet above the nut, internal camera overall exposed.
2 loosen and remove the flash bracket below the rear 1 black screws, remove rear upper cover.
Decorative plate in front of 3 gently pry the lens, unscrew and remove the lens 2 fixing screws, the screws are fixed above the lens plate, and remove the two metal plates are connected between the spring, once again to take off the lens and lens hood, visible to the internal two shutter electric magnet. The shutter is composed of two pieces of the shutter blade to control exposure. Removing this found the root causes of the fault, the shutter by the wire to the electromagnet to realize the shutter open exposure, now wire circuit, so it can not open the shutter.
4 the camera this wire is very short and rather special, a soft ribbon. If you don't have this kind of conductor, can consider to replace 4 wires welded directly on.
5 for a small transformer and disassembled, the thin one group, the length is greater than the damage the wire length 1 ~ 2cm enameled wire four, the both ends of the line to paint and tin stand-by.
6 use the soldering iron heat will damage the wire welding and this place cleaned with alcohol, and one end of the electromagnet is connected with the scissors from the roots directly connected with corresponding cut, solder joint for four enameled wire. Then check it again carefully, ensure that the wire welding is correct, then each part according to the reverse order of disassembly back test machine, the camera back to normal.
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