Sony DCR-TRV120P, Service Manual, Page: 4 / 195

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TABLE OF CONTENTS
Section Title Page Section Title Page
SERVICE NOTE
................................................................... 7
1. Power Supply During Repairs ....................................... 7
2. To Take Out a Cassette
When Not Eject (Force Eject) ....................................... 7
3. Note for Repair .............................................................. 8
SELF-DIAGNOSIS FUNCTION
........................................ 9
1. Self-diagnosis Function ................................................. 9
2. Self-diagnosis Display ................................................... 9
3. Service Mode Display ................................................... 9
3-1. Display Method .............................................................. 9
3-2. Switching of Backup No. ............................................... 9
3-3. End of Display ............................................................... 9
4. Self-diagnosis Code Table ............................................ 10
1. GENERAL
Checking Supplied Accessories ............................................. 1-1
Quick Start Guide .................................................................... 1-1
Using This Manual ................................................................... 1-2
Step 1 Preparing the Power Supply ........................................ 1-2
Step 2 Inserting a Cassette ..................................................... 1-4
Recording a Picture ................................................................. 1-4
Checking the Recording
– END SEARCH/EDITSEARCH/Rec Review ......................... 1-7
Playing Back a Tape ................................................................ 1-7
Viewing the Recording on TV .................................................. 1-8
Recording a Still Image on a Tape
– Tape Photo Recording .......................................................... 1-9
Using the Wide Mode .............................................................. 1-10
Using the Fader Function ........................................................ 1-10
Using Special Effects
– Picture Effect ........................................................................ 1-11
Using Special Effects
– Digital Effect ......................................................................... 1-11
Using the PROGRAM AE Function ......................................... 1-12
Adjusting the Exposure Manually ............................................ 1-13
Focusing Manually ................................................................... 1-13
Superimposing a Title .............................................................. 1-13
Making Your Own Titles ........................................................... 1-14
Inserting a Scene .................................................................... 1-14
Playing Back a Tape with Picture Effects ................................ 1-15
Playing Back a Tape with Digital Effects ................................. 1-15
Enlarging Recorded Images
– PB ZOOM ............................................................................. 1-15
Quickly Locating a Scene Using the Zero Set
Memory Function ..................................................................... 1-15
Searching a Recording by Date
– Date Search .......................................................................... 1-16
Searching for a Photo
– Photo Search/Photo Scan .................................................... 1-16
Dubbing a Tape ........................................................................ 1-17
Changing the Menu Settings ................................................... 1-18
Resetting the Date and Time .................................................. 1-19
Digital8 System, Recording and Playback .............................. 1-20
Changing the Lithium Battery in Your Camcorder ................... 1-20
Troubleshooting ....................................................................... 1-21
Self-diagnosis Display ............................................................. 1-22
Warning Indicators and Messages .......................................... 1-22
Using Your Camcorder Abroad ................................................ 1-23
Maintenance Information and Precautions ............................. 1-23
Identifying the Parts and Controls ........................................... 1-25
2. DISASSEMBLY
2-1. LCD Assembly, PD-117 Board (TRV model) ................ 2-2
2-2. Front Panel Assembly ................................................... 2-3
2-3. Cabinet (L) Assembly, Cassette Lid Assembly ............. 2-3
2-4. Cabinet (R) Assembly ................................................... 2-4
2-5. CF-69 Board (TRV model) ............................................ 2-4
2-6. CF-71 Board (TR model) ............................................... 2-4
2-7. EVF Block ...................................................................... 2-4
2-8. EVF Assembly ............................................................... 2-5
2-9. VF-129 Board , CRT Assembly ..................................... 2-5
2-10. Battery Panel Assembly ................................................ 2-6
2-11. Cabinet (L) Assembly .................................................... 2-6
2-12. Lens Block ..................................................................... 2-6
2-13. Control Switch Block (FK-10000) .................................. 2-6
2-14. FU-138/143 Board ......................................................... 2-7
2-15. VC-235 Board ................................................................ 2-7
2-16. Circuit Boards Location ................................................. 2-8
2-17. Flexible Boards Location ............................................... 2-9
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram 1 ................................................ 3-1
3-2. Overall Block Diagram 2 ................................................ 3-3
3-3. Overall Block Diagram 3 ................................................ 3-5
3-4. Power Block Diagram 1 ................................................. 3-7
3-5. Power Block Diagram 2 ................................................. 3-9
3-6. Power Block Diagram 3 ................................................. 3-11
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
4-1. Frame Schematic Diagrams .......................................... 4-3
Frame (1) Schematic Diagram ...................................... 4-3
Frame (2) Schematic Diagram ...................................... 4-5
4-2. Printed Wiring Boards and Schematic Diagrams ......... 4-7
CD-242 Printed Wiring Board and
Schematic Diagram ....................................................... 4-7
CD-244/269 Printed Wiring Board and
Schematic Diagram ....................................................... 4-9
VC-235 Printed Wiring Board ........................................ 4-11
VC-235 (CAMERA PROCESSOR)
Schematic Diagram ....................................................... 4-15
VC-235 (Y/C PROCESSOR)
Schematic Diagram ....................................................... 4-17
VC-235 (LENS MOTOR DRIVE)
Schematic Diagram ....................................................... 4-19
VC-235 (VIDEO IN/OUT) Schematic Diagram ............. 4-21
VC-235 (BASE BAND INPUT)
Schematic Diagram ....................................................... 4-23
VC-235 (VIDEO/AUDIO DSP, D/A CONVERTER)
Schematic Diagram ....................................................... 4-25
VC-235 (DV INTERFACE, OSD)
Schematic Diagram ....................................................... 4-27
VC-235 (A/D CONVERTER, REC/PB AMP)
Schematic Diagram ....................................................... 4-29
VC-235 (Hi8/Std8 PB AMP) Schematic Diagram ......... 4-31
VC-235 (HI CONTROL) Schematic Diagram ................ 4-33
VC-235 (Digital8 MECHANISM CONTROL)
Schematic Diagram ....................................................... 4-35
VC-235 (CAMERA CONTROL, Hi8/Std8 MECHANISM
CONTROL) Schematic Diagram ................................... 4-37
FP-38, FP-220, FP-221, FP-249, FP-355, FP-356,
VC-235 (SERVO) Schematic Diagram ........................ 4-39
FP-249, FP-355, FP-356 Printed Wiring Boards and
VC-235 (D/A CONVERTER) Schematic Diagram ........ 4-41
VC-235 (AUDIO IN/OUT) Schematic Diagram ............. 4-43
VC-235 (DC/DC CONVERTER)
Schematic Diagram ....................................................... 4-45
SE-104/113 Printed Wiring Board ................................. 4-47
SE-104/113 Schematic Diagram ................................... 4-49
FP-156, MI-37 Printed Wiring Boards ........................... 4-51
FP-156, MI-37 (STEREO MIC AMP)
Schematic Diagram ....................................................... 4-55
MI-37 (IR TRANSMITTER) Schematic Diagram ........... 4-57
CF-69 Printed Wiring Board .......................................... 4-59
MF-10000, CF-69 Schematic Diagram ......................... 4-63
MF-10000, CF-71 Schematic Diagram ......................... 4-65
CF-71 Printed Wiring Board .......................................... 4-67
FK-10000 Schematic Diagram ...................................... 4-71
VF-129 Schematic Diagram .......................................... 4-73
PD-117 Printed Wiring Board ........................................ 4-75