Canon Canovision8 E50E - FM Audio Deviation Adjiistment; Recording Current Adjustment; Y FM Carrier Adjustment., 1~26; Y FM Deviation Adjustment

6-7
YC
separation
adjustment
-
6-10
FM
audio
carrier
adjustment
[Sina
[Color
bar
signal
SIGNAL
[No
signal
(Terminal-opened)
Mope
[Ee
MODE
Ea
M.
EQ.
[Oscilloscope
M,
&Q.
[Oscilloscope,
Frequency
counter
TP/TRIG.
[R,MAIN
C.B.A,
TP107
(EMPHASIS)
TP/TRIG.[R.MAIN
C.B.A.
TP103
(A
FM)
ADJ.
R.MAIN
C.B.A,
VRIO7_(Y/C
SEP)
ADJ.
R.MAIN
C.B.A,
VRIO4
(A
CAR)
SPEC.
[Minimize
chrominance
component
SPEC.
1.5 + 0.02 MHz
6-11 FM audio deviation adjustment
as possible.
SIGNAL |D.0. Adj. Master (DY9~1064-000)
R.MAIN C.B.A, VRIO3 (A DEV)
890 + 50 mVp-p _]
Fig. 11-64 20 mV/10 us
6-8 Y FM carrier adjustment
SIGNAL
Black (Cut R.G. and B with raster.)
™, £0,
pads. |
Oscilloscope
VRIO9 (CY _CAR,)
0,24 sec./1 cycle (4.2 MHz approx.)
Fig, II-67 50 mV/O.5 ms
6-12 Recording current adjustment
Fig,
11-65
10
mV/50
ns
(2)
Luminance
signal
*
Note:
Use
the
signal
waveform
having
longer
cycle.
6-9 Y FM deviation adjustment
SIGNAL
No
signal
(terminal-opened)
MODE
REC
My EQ. Oscilloscope
TP/TRIG.}HA-C.B.A.
TP220
(REC
CURR)
ADJ.
R.MAIN
C.B.A.
VRI06
(REC
Y)
SPEC. 300 + 10 Vp-p
* Note: Use the signal waveform having the
shortest cycle.
SIGNAL [100% white video signal
Mone [EE
(m. £0. [Oscilloscope
TP/TRIG.{R.MAIN C.B.A. TPIO6 (Y FM)
ADI. R.MAIN C.B.A, VRIO8 (Y DEV)
SPEC. _|0.57 lisec./2 cycle (5.4 MHz approx.)
300% 1omv.
TUT A
aia TT
7
Fig. 11-68 10 m¥/50 ns
Fig. I1-66 10 mV/50 ns