Samsung VP-M50, Руководство по обслуживанию

Страница: 83 / 105

Samsung Electronics 4-44
Alignment and Adjustment
k. Repeat step g), h), i).
l. Be sure to press the “MENU(CONFIRM)” but-
ton on FUNCTION to memorize setting.
m. Reset the power source so as to fix the new
data to the camcorder’s EEPROM.
2-13. BAND Pass Filter
: This adjustment is performed to set the band-
width of the 1.5MHz BPF.
By this adjustment, we can playback the audio
without distortion.
a. Preparations
b. Connect a power source.
c. Get into the VCR adjustment mode.
d. Press the “FADE(MODE UP)” or ”BLC(MODE
DOWN)” button of FUNCTION so as to select
the address 0E.
e. Insert the Standard Color Bar Tape(monaural)
and press the “PLAY” button.
f. Connect the oscilloscope to the addressed Test
Point.
g. Press the “Z.RETURN(DATA
DOWN)/TITLE(DATA UP)” button so as to set
the waveform to be as below.
h. Be sure to press the “MENU(CONFIRM)” but-
ton on FUNCTION to memorize setting.
i. Reset the power source so as to fix the new data
to the EEPROM.
14
12
10
8
6
4
2
13
11
9
7
5
3
1
13 VIDEO OUT
12
11
10
9
8
7
6
5
4
3
2
1
NC
PB RF
AUDIO OUT
HD SW
VCR UNREG
JIG CS
VCR UNREG
JIG SCK
SS GND
JIG SO
JIG DETECT
JIG SI
VIDEO GND 14
APPROX.
0.7V
APPROX.
0.3V
WHITE ( APPROX. 100% )
H
1.0 0.02Vp-p
OSCILLOSCOPE
NONE
CN452 PIN 10
0E
BPF ADJ
EQUIPMENT
OTHER
TEST POINT
ADDRESS
NAME
STANDARD COLOR BAR
TAPE(MONAURAL)
TAPE
14
12
10
8
6
4
2
13
11
9
7
5
3
1
13
VIDEO OUT
12
11
10
9
8
7
6
5
4
3
2
1
NC
PB RF
AUDIO OUT
HD SW
VCR UNREG
JIG CS
VCR UNREG
JIG SCK
SS GND
JIG SO
JIG DETECT
JIG SI
VIDEO GND
14
MINIMIZE THE DISTORTION.
THE BEST IS SINE WAVE.
CN452
CN452