Sony DCR-IP1 / DCR-IP1E (serv.man4) Service Manual ▷ View online
DCR-IP1/IP1E
6-38
6-3. VIDEO SECTION ADJUSTMENTS
NTSC model :
DCR-IP1
PAL model :
DCR-IP1E
3-1.
PREPARATIONS BEFORE ADJUSTMENTS
Use the following measuring instruments for video section adjust-
ments.
ments.
3-1-1.
Equipment Required
1)
TV monitor
2)
Oscilloscope (dual-phenomenon, band above 30 MHz with
delay mode) (Unless specified otherwise, use a 10 : 1 probe.)
delay mode) (Unless specified otherwise, use a 10 : 1 probe.)
3)
Frequency counter
4)
Pattern generator with video output terminal.
5)
Digital voltmeter
6)
Audio generator
7)
Audio level meter
8)
Audio distortion meter
9)
Audio attenuator
10) Regulated power supply
11) Alignment tapes
11) Alignment tapes
• Tracking adjustment (XH8-1)
Parts code: 8-967-998-01
• Operation check for NTSC (XH8-2)
Parts code: 8-967-998-11
• Operation check for PAL (XH8-3)
Parts code: 8-967-998-21
12) Adjustment remote commander (J-6082-053-B)
13) Multi cable for service (J-6082-535-A)
13) Multi cable for service (J-6082-535-A)
DCR-IP1/IP1E
6-39
3-1-2.
Precautions on Adjusting
This set is adjusted in two modes, VTR mode and CAMERA mode.
3-1-3.
Connecting the Equipment
Connect the measuring instruments as shown in Fig. 6-3-1, and
perform the adjustments.
perform the adjustments.
Monitor TV
VIDEO (yellow)
AUDIO L (white)
S VIDEO (black)
AUDIO R (red)
Adjustment remote commander
(RM-95)
AC adaptor
AC IN
DC IN jack
AUDIO/
VIDEO jack
VIDEO jack
Multi cable
for service
(J-6082-535-A)
for service
(J-6082-535-A)
Fig. 6-3-1
DCR-IP1/IP1E
6-40
3-1-4.
Alignment Tapes
Use the alignment tapes shown in the following table.
Use tapes specified in the signal column of each adjustment.
Use tapes specified in the signal column of each adjustment.
Fig. 6-3-2 shows the 75% color bar signals recorded on the align-
ment tape for Audio Operation Check.
ment tape for Audio Operation Check.
Note:
Measure with video terminal (Terminated at 75
Ω)
Name
Tracking adjustment (XH8-1)
Operation check
(XH8-2 (NTSC), XH8-3 (PAL))
(XH8-2 (NTSC), XH8-3 (PAL))
Use
Tape path adjustment
Operation check
For NTSC model
For PAL model
Color bar signal waveform
Color bar pattern
Color bar signal waveform
Color bar pattern
1V
0.714V
0.286V
White (75%)
White (100%)
Y
ello
w
Cy
an
Green
Magenta
Red
Blue
Burst signal
0.286V
Q
I
Horizontal sync signal
(75%)
White
Y
ello
w
Cy
an
Green
Magenta
Red
Blue
Q
I
White
(100%)
Black
1V
0.7V
0.3V
White (100%)
Ye
llo
w
Cy
an
Green
Magenta
Red
Blue
Burst signal
Horizontal sync signal
0.3V
(100%)
Y
ello
w
Cy
an
Green
Magenta
Red
Blue
White
Blac
k
Fig. 6-3-2. Color bar signal of alignment tapes
3-1-5.
Input/Output Level and Impedance
A/V jack
Input/output auto switch
Video signal:
1 Vp-p, 75
Ω (ohms), unbalanced, sync negative
Luminance signal:
1 Vp-p, 75
Ω (ohms), unbalanced, sync negative
Chrominance signal:
0.286 Vp-p (IP1), 0.3 Vp-p (IP1E),
75
75
Ω (ohms), unbalanced
Audio signal:
327 mV, (at output impedance more than 47 k
Ω (kilohms))
Input impedance with more than 47 k
Ω (kilohms)
Output impedance with less than 22 k
Ω (kilohms)
DCR-IP1/IP1E
6-41
3-2.
SYSTEM CONTROL SYSTEM ADJUSTMENTS
1.
Initialization of 4, 8, 9, A, B, C, D, E, F, 14, 19, 1B,
1E, 1F Page Data
1E, 1F Page Data
If the 4, 8, 9, A, B, C, D, E, F, 14, 19, 1B, 1E, 1F page data is
erased due to some reason, perform “1-2. INITIALIZATION OF
4, 8, 9, A, B, C, D, E, F, 14, 19, 1B, 1E, 1F PAGE DATA” of
“CAMERA SYSTEM ADJUSTMENTS”.
Check that the data of page: 0, address: 10 is “00”.
If not, select page: 0, address: 10, and set the data “00”.
erased due to some reason, perform “1-2. INITIALIZATION OF
4, 8, 9, A, B, C, D, E, F, 14, 19, 1B, 1E, 1F PAGE DATA” of
“CAMERA SYSTEM ADJUSTMENTS”.
Check that the data of page: 0, address: 10 is “00”.
If not, select page: 0, address: 10, and set the data “00”.
2.
Touch Panel Adjustment
Adjust the calibration of touch panel.
Mode
VTR stop (PLAY/EDIT mode)
Signal
Arbitrary
Adjustment Page
A
Adjustment Address
90 to 93
Note 1:
Check that the data of page: 0, address: 10 is “00”.
Note 2:
Adjustment must be performed while observing the LCD
screen from the front.
screen from the front.
Adjusting method:
1) Select page: 7, address: 05, and set data: 01.
2) Using a ball-point pen etc., push the center of “
1) Select page: 7, address: 05, and set data: 01.
2) Using a ball-point pen etc., push the center of “
” indicated
in the part A.
3) Using a ball-point pen etc., push the center of “
” indicated
in the part B.
4) Using a ball-point pen etc., push the center of “
” indicated
in the part C.
5) Select page: 7, address: 05, and check that the data is “00”.
A
C
B
Fig. 6-3-3
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