DOWNLOAD Sony DCR-TRV250 (serv.man4) Service Manual ↓ Size: 1.74 MB | Pages: 67 in PDF or view online for FREE

Model
DCR-TRV250 (serv.man4)
Pages
67
Size
1.74 MB
Type
PDF
Document
Service Manual
Brand
Device
Movie / SECTION 6 ADJUSTMENTS
File
dcr-trv250-sm4.pdf
Date

Sony DCR-TRV250 (serv.man4) Service Manual ▷ View online

SECTION 6
ADJUSTMENTS
ADJ
Revision History
Revision History
Ver 1.2  2003. 03
Link
Link
Adjusting items when replacing main parts and boards
Before starting adjustments
Adjusting items when replacing main parts and boards
Before starting adjustments
ELECTRONIC VIEWFINDER SYSTEM ADJUSTMENTS
CAMERA SYSTEM ADJUSTMENTS
LCD SYSTEM ADJUSTMENTS
INITIALIZATION OF 8, A, B, C, D, E, F, 18, 1B, 1C, 1F PAGE DATA
PREPARATIONS BEFORE ADJUSTMENTS
CAMERA SECTION ADJUSTMENTS
ELECTRONIC VIEWFINDER SYSTEM ADJUSTMENTS
CAMERA SYSTEM ADJUSTMENTS
LCD SYSTEM ADJUSTMENTS
INITIALIZATION OF 8, A, B, C, D, E, F, 18, 1B, 1C, 1F PAGE DATA
PREPARATIONS BEFORE ADJUSTMENTS
CAMERA SECTION ADJUSTMENTS
HOW TO ENTER PLAYBACK MODE WITHOUT CASSETTE
HOW TO ENTER RECORD MODE WITHOUT CASSETTE
CHECKS AFTER ADJUSTMENTS
TAPE PATH ADJUSTMENT
ADJUSTMENT REMOTE COMMANDER
MECHANISM SECTION ADJUSTMENTS
HOW TO ENTER PLAYBACK MODE WITHOUT CASSETTE
HOW TO ENTER RECORD MODE WITHOUT CASSETTE
CHECKS AFTER ADJUSTMENTS
TAPE PATH ADJUSTMENT
ADJUSTMENT REMOTE COMMANDER
MECHANISM SECTION ADJUSTMENTS
AUDIO SYSTEM ADJUSTMENTS
VIDEO SYSTEM ADJUSTMENTS
SERVO AND RF SYSTEM ADJUSTMENTS
SYSTEM CONTROL SYSTEM ADJUSTMENTS
PREPARATIONS BEFORE ADJUSTMENTS
VIDEO SECTION ADJUSTMENTS
AUDIO SYSTEM ADJUSTMENTS
VIDEO SYSTEM ADJUSTMENTS
SERVO AND RF SYSTEM ADJUSTMENTS
SYSTEM CONTROL SYSTEM ADJUSTMENTS
PREPARATIONS BEFORE ADJUSTMENTS
VIDEO SECTION ADJUSTMENTS
SERVICE MODE
DATA PROCESS
ADJUSTMENT REMOTE COMMANDER
SERVICE MODE
SERVICE MODE
DATA PROCESS
ADJUSTMENT REMOTE COMMANDER
SERVICE MODE
Sony EMCS Co.
2003C0500-1
  ©2003.03
Published by DI Customer Center
9-876-241-51
DCR-TRV250
RMT-814
Contents of LEVEL 2 and LEVEL 3 Service Manual
CONTENTS
1. SERVICE NOTE
2. DISASSEMBLY
3. BLOCK DIAGRAMS
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
5. REPAIR PARTS LIST
LEVEL 2
a
a
OVERALL
POWER
CD-418, PD-180, LB-083, SI-035,
LS-057 BOARD
FP-228, FP-299, FP-300, FP-301,
FP-302, FP-569, FP-577 FLEXIBLE
EXPLODED VIEWS
ELECTRICAL PARTS
LEVEL 3


VC-305 BOARD
a
(VC-305 BOARD)
DCR-TRV250
— 2 —
TABLE OF CONTENTS
6.
ADJUSTMENTS
1.
Before Starting Adjustments ··········································· 6-1
1-1.
Adjusting Items When Replacing
Main Parts and Boards ···················································· 6-2
6-1.
Camera Section Adjustments ··········································· 6-4
1-1.
Preparations before Adjustments (CAMERA Section) ··· 6-4
1-1-1. List of Service Tools ························································ 6-4
1-1-2. Preparations ····································································· 6-6
1-1-3. Precaution ········································································ 6-8
1.
Setting the Switch ···························································· 6-8
2.
Order of Adjustments ······················································ 6-8
3.
Subjects ··········································································· 6-8
1-2.
Initialization of 8, A, B, C, D, E, F, 18,
1B, 1C, 1F Page Data ······················································ 6-9
1-2-1. Initialization of A, D Page Data ······································ 6-9
1.
Initializing the A, D Page Data ········································ 6-9
2.
Modification of A, D Page Data ······································ 6-9
3.
A Page Table ·································································· 6-10
4.
D Page Table ·································································· 6-11
1-2-2. Initialization of B, 1B Page Data ··································· 6-12
1.
Initializing the B, 1B Page Data ···································· 6-12
2.
Modification of B, 1B Page Data ·································· 6-12
3.
B Page Table ·································································· 6-12
4.
1B Page Table ································································ 6-12
1-2-3. Initialization of 8, C, 18, 1C Page Data ························· 6-13
1.
Initializing the 8, C, 18, 1C Page Data ·························· 6-13
2.
Modification of 8, C, 18, 1C Page Data ························ 6-13
3.
8 Page Table ··································································· 6-14
4.
C Page Table ·································································· 6-14
5.
18 Page Table ································································· 6-15
6.
1C Page Table ································································ 6-16
1-2-4. Initialization of E, F, 1F Page Data ······························· 6-16
1.
Initializing the E, F, 1F Page Data ································· 6-16
2.
Modification of E, F, 1F Page Data ······························· 6-17
3.
E Page Table ·································································· 6-17
4.
F Page Table ·································································· 6-18
5.
1F Page Table ································································ 6-19
1-3.
Camera System Adjustments ········································· 6-20
1.
HALL Adjustment ························································· 6-20
2.
Flange Back Adjustment
(Using the Minipattern Box) ········································· 6-21
3.
Flange Back Adjustment
(Using the Flange Back Adjustment Chart and
Subject More than 500 m away) ···································· 6-22
3-1.
Flange Back Adjustment (1) ·········································· 6-22
3-2.
Flange Back Adjustment (2) ·········································· 6-22
4.
Flange Back Check ························································ 6-23
5.
Optical Axis Adjustment ··············································· 6-24
6.
Picture Frame Setting ···················································· 6-25
7.
Color Reproduction Adjustment ···································· 6-26
8.
LV Standard Data Input ················································· 6-27
9.
Auto White Balance Standard Data Input ····················· 6-27
10.
Auto White Balance Adjustment ··································· 6-28
11.
Auto White Balance Check ··········································· 6-29
12.
Angular Velocity Sensor Output Check and
Steadyshot Check ·························································· 6-30
1-4.
Electronic Viewfinder System Adjustments ·················· 6-31
1.
VCO Adjustment (VC-305 Board) ································ 6-32
2.
RGB AMP Adjustment (VC-305 Board) ······················· 6-33
2-1.
Automatic Adjustment ··················································· 6-33
2-2.
Manual Adjustment ······················································· 6-33
3.
Contrast Adjustment (VC-305 Board) ··························· 6-34
3-1.
Automatic Adjustment ··················································· 6-34
3-2.
Manual Adjustment ······················································· 6-34
1-5.
LCD System Adjustments ············································· 6-35
1.
VCO Adjustment (PD-180 board) ································· 6-35
2.
RGB AMP Adjustment (PD-180 board) ························ 6-36
Section
Title
Page
Section
Title
Page
*
The optical axis frame is shown on page 6-64
The color reproduction frame is shown on page 6-65
3.
Contrast Adjustment (PD-180 board) ···························· 6-36
4.
COM AMP Adjustment (PD-180 board) ······················· 6-37
5.
V-COM Adjustment (PD-180 Board) ···························· 6-37
6.
White Balance Adjustment (PD-180 Board) ················· 6-38
6-2.
Mechanism Section Adjustments ·································· 6-39
2-1.
Adjustment Remote Commander ·································· 6-39
2-2.
How to Enter Record Mode without Cassette ··············· 6-39
2-3.
How to Enter Playback Mode without Cassette ············ 6-39
2-4.
Tape Path Adjustment ···················································· 6-40
2-4-1. Preparations for Adjustment ·········································· 6-40
2-4-2. Tape Path Adjustment ···················································· 6-41
2-4-3. No.7 Guide (TG7) Adjustment ······································ 6-42
2-4-4. CUE, REV Waveforms Check ······································· 6-42
2-5.
Checks After Adjustments ············································· 6-42
2-5-1. Waveform Build-up Check ············································ 6-42
2-5-2. Tape Path Check ···························································· 6-42
6-3.
Video Section Adjustments ··········································· 6-43
3-1.
Preparations before Adjustments ··································· 6-43
3-1-1. Equipment Required ······················································ 6-43
3-1-2. Precautions on Adjusting ··············································· 6-44
3-1-3. Adjusting Connectors ···················································· 6-45
3-1-4. Connecting the Equipment ············································ 6-45
3-1-5. Alignment Tape ····························································· 6-46
3-1-6. Input/output Level and Impedance ································ 6-46
3-2.
System Control System Adjustments ···························· 6-47
1.
Initialization of 8, A, B, C, D, E, F, 18,
1B, 1C, 1F Page Data ···················································· 6-47
2.
Node Unique ID No. Input ············································ 6-47
2-1.
Input of Company ID ···················································· 6-47
2-2.
Input of Serial No. ························································· 6-47
3-3.
Servo and RF System Adjustments ······························· 6-49
1.
REEL FG Adjustment (VC-305 board) ························· 6-49
2.
CAP FG Duty Adjustment (VC-305 board) ·················· 6-49
3.
Switching Position Adjustment (VC-305 board) ··········· 6-50
4.
SD Error Rate Check (LP) (VC-305 board) ·················· 6-50
3-4.
Video System Adjustments ············································ 6-51
1.
27 MHz Origin Oscillation Adjustment
(VC-305 Board) ····························································· 6-51
2.
S VIDEO OUT Y Level Adjustment
(VC-305 board) ····························································· 6-51
3.
S VIDEO OUT C Level Adjustment
(VC-305 board) ····························································· 6-52
4.
VIDEO OUT Level Check (VC-305 board) ················· 6-53
3-5.
Audio System Adjustments ··········································· 6-54
1.
Playback Level Check ··················································· 6-54
6-4.
Service Mode ································································· 6-55
4-1.
Adjustment Remote Commander ·································· 6-55
1.
Using the Adjustment Remote Commander ·················· 6-55
2.
Precautions Upon Using
the Adjustment Remote Commander ···························· 6-55
4-2.
Data Process ·································································· 6-56
4-3.
Service Mode ································································· 6-57
1.
Setting the Test Mode ···················································· 6-57
2.
Emergence Memory Address ········································ 6-57
2-1.
C Page Emergence Memory Address ···························· 6-57
2-2.
EMG Code (Emergency Code) ····································· 6-58
2-3.
MSW Codes ·································································· 6-59
3.
Bit Value Discrimination ··············································· 6-60
4.
Switch Check (1) ··························································· 6-60
5.
Switch Check (2) ··························································· 6-60
6.
Switch Check (3) ··························································· 6-61
7.
LED, Video Light, IR Light Check ······························· 6-61
8.
Record of Use Check ····················································· 6-62
9.
Record of Self-diagnosis Check ···································· 6-63
DCR-TRV250
6-1
SECTION 6
ADJUSTMENTS
1.
Before starting adjustments
EVR Data Re-writing Procedure When Replacing Board
The data that is stored in the repair board, is not necessarily correct.
Perform either procedure 1 or procedure 2 or procedure 3 when replacing board.
Procedure 1
Save the EVR data of the machine in which a board is going to be replaced.  Download the saved data after a
board is replaced.
Remove the EEPROM and install it.
(Former board)
(New board)
Procedure 2
Remove the EEPROM from the board of the machine that is going to be repaired.  Install the removed
EEPROM to the replaced board.
Procedure 3
When the data cannot be saved due to defective EEPROM, or when the EEPROM cannot be removed or
installed, save the data from the same model of the same destination, and download it.
After the EVR data is saved and downloaded, check the
respective items of the EVR data.
(Refer to page 6-3 for the items to be checked)
(Machine before starting repair)
(Machine after a board is replaced)
PC
PC
Save the EVR data 
to a personal computer.
Download the saved 
data to a machine.
(Machine to be repaired)
(Machine to be repaired)
(The same model of the same destination)
Save the data.
Download the data.
PC
COVER
COVER
DCR-TRV250
6-2
COVER
COVER
1-1. Adjusting items when replacing main parts and boards
• Adjusting items when replacing main parts
When replacing main parts, adjust the items indicated by z in the following table.
Table 6-1-1 (1)
Note 1:
When replacing the drum assy or mechanism deck, reset the data of page: 7, address: A7 to A9.
(Refer to “Record of Use Check” of “6-4. SERVICE MODE”)
Note 2:
When replacing the video light, reset the data of page: 7, address: CE to CF.
(Refer to “Record of Use Check” of “6-4. SERVICE MODE”)
Replaced part
Block replacement
Mounted part replacement
Adjustment Section
Adjustment
(LCD panel)
(Fluorescent tube)
(Drum assembly) (Note 1)
(Capstan motor)
(CCD imager)
(YAW, PITCH sensor)
(Timing generator)
(S/H, AGC, A/D CONV.)
(Video/Audio DSP)
(DV signal process)
(Video out)
(EVR)
(LCD drive)
(Timing generator)
(LCD drive)
(Timing generator)
Lens device
Video light (Note 2)
LCD block LCD901
LCD block ND901
Mechanism deck (Note 1)
Mechanism deck M901
Mechanism deck M902
CD-418 board IC951
SI-035 board SE751/752
VC-305 board IC1501, X1501
VC-305 board IC1502
VC-305 board IC8001
VC-305 board IC6001
VC-305 board IC3701
VC-305 board IC1601
VC-305 board IC7001
VC-305 board IC7002
PD-180 board IC5501
PD-180 board IC5502
Initialization of 8, A, B,
Initializing of A, D page data
C, D, E, F, 18, 1B, 1C,
Initializing of B, 1B page data
1F page data
Initializing of 8, C, 18, 1C page data
Initializing of E, F, 1F page data
Camera
HALL adj.
z
Flange back adj.
z
z
Optical axis adj.
z
z
Color reproduction adj.
z
z
LV standard data input
z
z
AWB standard data input
z
z
Auto white balance adj.
z
z
Angular velocity sensor output check
and steadyshot check
z
EVF
VCO adj.
z z
RGB AMP adj.
z
Contrast adj.
z
LCD
VCO adj.
z z
RGB AMP adj.
z
Contrast adj.
z
COM AMP adj.
z
V-COM adj.
z
z
White balance adj.
z z
z
System control
Node uniqe ID No. input
Servo, RF
REEL FG adj.
z
CAP FG duty adj.
z
z
Switching position adj.
z z
SD error rate check (LP)
z z
z
Video
27 MHz origin osillation adj.
z
z
S VIDEO OUT Y level adj.
z
z
S VIDEO OUT C level adj.
z
z
Mechanism
Tape path adj.
z z z
Page of 67
Display

Sony DCR-TRV250 (serv.man4) Service Manual ▷ Download

  • DOWNLOAD Sony DCR-TRV250 (serv.man4) Service Manual ↓ Size: 1.74 MB | Pages: 67 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony DCR-TRV250 (serv.man4) in PDF for free, which will help you to disassemble, recover, fix and repair Sony DCR-TRV250 (serv.man4) Movie. Information contained in Sony DCR-TRV250 (serv.man4) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.