Samsung VP-A30 Service Manual page 55

b. Connect a power source.
c. Get into the VCR adjustment mode.
d. Press the "DATE/TIME(MODE UP)/TITLE
(MODE DOWN)" button of CAMCORDER so
as to select the address 05.
e. Insert a NORMAL Tape to the camcorder.
f. Press the START/STOP button on the Rear
board so as to set the camcorder to RECORD-
ING mode.
g. Record for enough time to check the waveform
when you playback where you recorded in
step f).
* 1 minute may be enough to check the waveform
in playback mode.
h. Connect the oscilloscope to the addressed Test
Point.
i. Make sure that the waveform is to be as below.
If OK, go to step l).
j. In case of the waveform level is bigger than
1Vp-p, press the Data Down button so as to set
to down the waveform level and if the wave-
form level smaller than 1Vp-p, press the Data
Up button so as to set to up the waveform level.
k. Repeat step g), h), i).
14 13
12 11
10 9
8 7
6 5
4 3
2 1
WHITE ( APPROX. 100% )
APPROX.
0.7V
APPROX.
0.3V
H
l. Be sure to press the "MENU/ENTER(CON-
FIRM)" button of CAMCORDER to memorize
setting.
m. Reset the power source so as to fix the new
data to the camcorder's EEPROM.
Samsung Electronics
14
AUDIO OUT R
13
VIDEO OUT
12 AUDIO OUT R
11 PB RF
10 AUDIO OUT L
9
HD SW
8
VCR UNREG
7 JIG CS
6 VCR UNREG
5 JIG SCK
4
SS GND
3 JIG SO
2 JIG DETECT
1 JIG SI
1.0 0.02Vp-p
2-8. Y-EMPHASIS INPUT (HI8)
a. Preparations
TAPE HI8 TAPE
EQUIPMENT OSCILLOSCOPE
OTHER NONE
TEST POINT IC201 PIN13
ADDRESS 1A
NAME Y-EMPHASIS IN (HI8)
b. Connect a power source.
c. Get into the VCR adjustment mode.
d. Press the "DATE/TIME(MODE UP)/TITLE
(MODE DOWN)" button of CAMCORDER so
as to select the address 1A.
e. Insert the Hi-8 tape to the camcorder.
f. Connect the oscilloscope to the addressed Test
Point.
g. Press the "C/RESET(DATA UP)/Z/RTN(DATA
DOWN)" button so that the IC201 PIN13 is
0.5±0.02Vp-p from SYNC tip to peak level.
h. Be sure to press the "MENU/ENTER(CON-
FIRM)" button of CAMCORDER to memorize
setting.
i. Reset the power source so as to fix the new data
to the camcorder's EEPROM.
Alignment and Adjustment
0.5 0.02Vp-p
5-37