EasyManua.ls Logo

Yashica FX-DQUARTZ - System Checks and Specifications; Voltage Checks and Adjustments

Yashica FX-DQUARTZ
24 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
Vs
Vr
Standard Voltage
295mV
Voltage Check
and
Adjustment
Ra1
Offet
voltage
adjustment
Ra2 Standard
Voltage
adjustment
I
1-AJ--'VJUI
.....
...................
,
AE
Lock
0
Ra3
Auto
exposure
adjustment
Ra4
Battery
check
adjustment
VK
VA
5mV
* The adjustment should
be
performed
as
follows.
(
1)
ASA 100
and
without
lens.
(2)
(3)
2.BV from the regulated
D.C
power supply.
Press
the exposure check
button
before checking the respective voltage (it workes for 10
sec).
(4)
Use
the digital multimeter.
Item
Method
of
Adjustment
Ra1
OFF-SET
voltage Connect the
(+)lead
of
multimeter
to
VK
adjustment
and(-)
lead
of
multimeter
to
VA.
Voltage
between
VA
and
VK
should be
5mV±5mV.
.
Measurement should be made
by
ex-
posing
to
a
light
of
more
than
LV
12.
Ra2
Standard voltage
Connect
the(+)
lead
of
multimeter
to
Vr
adjustment
and
(-)
lead
of
multimeter
to
Vs.
Voltage between
Vr
and
Vs
should be
295
mV
±5
mV.
Ra3
Auto-Exposure
Setting
of
the
test
equipment;
k = 1.3,
ASA100.
or
adjustment
setting
of
the camera
with
standard lens;
ASA
80
·
F5.6,
for
each luminance,
the
(By changing
the
position
of
adjustment
should be
within
±Q.7
EV.
ASA
contact
holder)
(See
figure)
Ra4
Battery
check
circuit
Set
shutter
dial
at
auto.
adjustment
The
adjustment
should
be
performed
while
changing
the
power
source voltage.
Shutter
-
LED
is
lit
at
2.65V
and
blinking
(1
Hz)
at
2.55V
and I
it
off
at
1.5V.
11

Related product manuals