Sony CCD-TRV715 - Video Camera Recorder 8mm Руководство по эксплуатации - Страница 2
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4-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
• For printed wiring boards.
• b : Pattern from the side which enable seeing.
• Measuring conditions voltage value and waveform.
(The other layer's patterns are not indicated.)
• The object is color bar chart of pattern box.
• Circled numbers refer to waveforms.
• Voltages and dc between ground and measurement points.
• Through hole is omitted.
Readings are taken with a digital multimeter (DC 10MΩ).
• There are few cases that the part printed on diagram isn't
• Voltages variations may be noted due to normal production
mounted in this model.
tolerances.
• Chip parts.
1.Connection
Transistor
Diode
Pattern box
C
6
5 4
4
5 6
4
5
1
2
3
3
3
Q
Q
Q
Q
Q
B E
2 1
2 1
2 1
1
2
3
3
2
1
3
2
1
5
4
3
• For schematic diagrams.
• All capacitors are in µF unless otherwise noted. pF: µµF.
50 V or less are not indicated except for electrolytics and tantalums.
• Chip resistor are 1/16W unless otherwise noted.
Lens reference plane
kΩ : 1000Ω, MΩ : 1000kΩ.
surface lmaging surface
• Caution when replacing chip parts.
of CCD imager
New parts must be attached after removal of chip.
(IC401 on CD-197/198 board)
Be careful not to heat the minus side of tantalum capacitor, because
it is damaged by the heat.
• Some chip part will be indicated as follows.
Example
C541
L452
2.Adjust the distance so that the output waveform of Fig. a and the
22U
10UH
TA A
2520
Fig. b can be obtain.
Â
Â
Temperature
External dimensions (mm)
Kinds of capacitor
chracteristics
• Constants of resistors, capasitors, ICs and etc with XX indicate
tha they are not used. In such cases, the unused circuits may be
indicated.
• Parts with
differ according to the model/destination. Refer to
the mount table for each function.
• All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
• Signal name
Fig. a (Video output terminal output waveform)
XEDIT n EDIT
PB/XREC n PB/REC
• 2 : non flammable resistor.
• 1 : fusible resistor.
• H : panel designation.
• A : B+ Line
• B : B– Line
J : IN/OUT direction of (+, –) B LINE.
•
• C : adjustment for repair.
• Circled numbers refer to waveforms.
Les composants identifiés par
The components identified by
mark !or dotted line with mark
une marque ! sont critiques
! are critical for safety.
pour la sécurité.
Replace only with part number
Ne les remplacer que par une
piéce portant le numéro spécifié.
specified.
When indicating parts by refer-
ence number, please include the
board name.
Refer to page 3 as for "Table for difference
of functions" of models and classification.
4-7
CD-197/198 (CCD IMAGER) (2.5 INCH LCD, 3 INCH/3.5 INCH LCD MODEL)
WIRING BOARD
– Ref No. CD-197 BOARD: 4,000 series, CD-198 BOARD: 9,000 series –
CD-197/198 BOARD (SIDE B)
B
3
1.5m
A
09
1
CD-197/
CD-198 BOARD
C401
A-3
C403
B-3
H
C405
A-3
C406
A-3
C407
B-3
CN401
B-4
IC401
A-1
L401
B-1
Q402
B-3
R401
A-3
R404
B-3
A B
A=B
B A
R405
A-3
Electron beam
scanned frame
CRT picture frame
Fig. b (Picture on monitor TV)
PRINTED
CD-197/198 BOARD (SIDE A)
2
1
12 22
1-668-945-
1-668-936-
12
2
3
4
• For Printed Wiring Boards.
There are few cases that the part isn't mounted in this model is
printed on this diagram.
• Chip transistor
C
Q
B E
CD-197 (2.5 INCH LCD MODEL)
CD-198 (3 INCH/3.5 INCH LCD MODEL)
(CCD IMAGER)
DD-105
MA-331 (2.5 INCH LCD MODEL)
(POWER)
MA-312 (3 INCH/3.5 INCH LCD MODEL)
(STEREO MIC, LASER LINK)
CF-50 (2.5 INCH LCD MODEL)
PJ-83 (2.5 INCH LCD MODEL)
CF-51 (3 INCH/3.5 INCH LCD MODEL)
PJ-84 (3 INCH/3.5 INCH LCD MODEL)
(CONTROL)
(AV IN/OUT)
4-8
CCD-TRV3E/TRV13E/TRV23E/TRV45E/TRV55E/TRV65E/
TRV69E/TRV75/TRV75PK/TRV715
Note on the CCD imager replacement
CD-197/198 BOARD
• The CCD imager is not mounted for the already mounted
CAMERA REC
CD-197/198 board supplied as the repair parts.
1
When replacing the CD-197/198 board, remove the CCD
imager from the old board and install on the new board.
7Vp-p
• Perform all adjustments of the camera block when the CCD
imager has been replaced.
H
• Handle the CCD imager with attention such as MOS IC as it
IC401
1
,
2
may be broken by static electricity in the structure.
2
Also, prevent the receiving light section from dust attached
and strong light.
7Vp-p
H
IC401
3
4
,
3
1.3Vp-p
H
IC401
7
4-9
CCD IMAGER
CD-197/198 (2.5INCH, 3 INCH/3.5 INCH LCD MODEL