Canon NEW F-1 Service Manual page 45

Shutter TVS
speed
1/2000 11
1/1000 10
1/500 9
1/250 8
1/125 7
1/60 6
1/30 5
1/15 4
1/8 3
5. V AVO Output Check (Checkpoint Fig. 3 #1)
5.1 Check the output at 1 (Fig. 3) for each maximum aperture pin height (AVO). It
should be the produce of VC times the number listed below +/-4mV.
AVO (f/No.)
0.5
1
2
3
4
5
5.2 Activate the stop-down slide. The V AVO value is the same as for AVO 5.
6. SV (ASA) Resistor (VR1) ASA 100 Positioning
6.1 Turn the ASA resistor so that the output at #2 (Fig. 3) is 1.2VC. This is the ASA 100
position. If the position is not pre-marked, make a reference mark on the edge of
the
resistor disk.
6.2 The VR SV positioning tool can be used to hold the resistor disk
in position for other adjustments.
Canon NEW F-1 Service manual
Assembly and Adjustment Notes
VR3 Output
1.3461*VC
1.2692*VC
1.1923*VC
1.1153*VC
1.0384*VC
0.9615*VC
0.8846*VC
0.8076*VC
0.7307*VC
V AVO
•>
(1.2) 1.225*VC
(1.4) 1.250*VC
(2.0) 1.300*VC
(2.8) 1.350*VC
(4.0) 1.400*VC
(5.6) 1.450*VC
Page 45
Shutter TVS
speed
¼ 2
½ 1
1" 0
2" -1
4" -2
8" -3
R
B
AVO (f/No.) V AVO
1.7 (1.8) 1.285
2.633 (2.5) 1.332
3.6 (3.5) 1.380
4.333 (4.5) 1.4 17
VR3 Output
0.6538*VC
0.5769*VC
0.5000*VC
0.4230*VC
0.3461*VC
0.2692*VC
0
0