Olympus OM-1 - Page 98

E-7.
Page
II. S HUTTER AND MIRROR:
1. Excessive or insufficient speed of the curtains .. 17
2 . 1 st curtain bounces..
3. Adjustment of "B“ shutter speed.22
4. Shutter timing..
5. Improper timing at high shutter speeds .2 5
6 . Improper timing at low shutter speeds..
7. Irregular shutter timing at low speeds.27
8 . Irregularity in Curtain Speeds.32
9 . Even when the mirror is raised, it does not reach the
topmost position. During mirror-up operation, the
MU knob gets heavy towards the end of its motion.. 35
10. M irror bounds while being raised..
III. E XPOSURE METER:
1 . The meter needle gets stuck.36
2 . Inaccurate indications ..
3. Improper operation of CA8879 (Ring).40
4. improper adjustment of CA8948 (Screw) ... 43
5 . Dial gear operation. 44
6 . Changes in CdS Features . 45
7 . Warning switch adjustment. 46
IV. M AJOR FUNCTIONS:
Poor focus. 47
http://oIvmpus.dcmcntia.org/Hardwarc