Hitachi DZMV238EAU Service Manual page 6

2. Before Starting Adjustment ................................... 3-10
Connections for adjustment ........................... 3-10
2.1
Cautions ......................................................... 3-10
2.2
Setting DVD video camera/recorder .............. 3-11
2.3
Setting test equipment ................................... 3-11
2.4
3. Starting Adjustment Program (MAP) ..................... 3-12
4. List of Adjustment Items ........................................ 3-13
4.1 Adjustments Needed After Replacing
Major Components ......................................... 3-13
Adjustment Item Transfer Diagram ................ 3-14
4.2
5. Data Initialize ........................................................ 3-15
6. Camera Adjustment .............................................. 3-15
Sampling Pulse Adjustment ........................... 3-16
6.1
Auto Iris Control Adjustment .......................... 3-17
6.2
Shutter Adjustment ......................................... 3-18
6.3
B (Blue) Matrix Adjustment ............................ 3-20
6.4
White Balance Adjustment ............................. 3-21
6.5
Chroma Gain Adjustment ............................... 3-21
6.6
7. Autofocus .............................................................. 3-23
Zoom/Focus Tracing Adjustment ................... 3-23
7.1
AF Noise Level Adjustment ............................ 3-24
7.2
8. Stabilizer ............................................................... 3-24
9. Spot Noise ............................................................ 3-25
10. Error Messages ..................................................... 3-26
10.1 Error messages during picture control
system adjustment ......................................... 3-26
10.2 Error messages during autofocus
system adjustment ......................................... 3-27
10.3 Error messages during stabilizer
adjustment ...................................................... 3-28
10.4 Error messages during spot noise
adjustment ...................................................... 3-28
CHAPTER 4 EXPLODED VIEW
1. Cabinet (1) .............................................................. 4-1
2. Cabinet (2) .............................................................. 4-2
3. Camera ................................................................... 4-3
4. LCD Monitor ............................................................ 4-3
5. Electronic Viewfinder (EVF) .................................... 4-4
6. Accessories ............................................................. 4-4
CHAPTER 5 REPLACEMENT
PARTS LIST
1. Mechanical Parts List .............................................. 5-1
2. Electrical Parts List ................................................. 5-2
CHAPTER 6 SCHEMATIC, CIRCUIT
BOARD AND BLOCK
DIAGRAMS
SCHEMATIC DIAGRAMS
Internal Wiring Diagram ................................................ 6-1
SE ................................................................................ 6-2
AVJ ............................................................................... 6-3
DRF .............................................................................. 6-3
Regulator [REF] ............................................................ 6-4
EVF [REF] ..................................................................... 6-5
EBLB ............................................................................. 6-6
MR ................................................................................ 6-6
DCJ ............................................................................... 6-6
LCD ............................................................................... 6-7
AUD .............................................................................. 6-8
IC Block Diagrams ........................................................ 6-9
CIRCUIT BOARD DIAGRAMS
EBLB ........................................................................... 6-10
MR .............................................................................. 6-10
SE .............................................................................. 6-11
DRF ............................................................................ 6-11
DCJ ............................................................................. 6-11
AVJ ............................................................................. 6-12
LCD ............................................................................. 6-12
REF ............................................................................. 6-13
AUD ............................................................................ 6-14
MAN ............................................................................ 6-15
DRIVE MECHANISM UNIT
(1) DRC ................................................................. 6-16
(2) HDM ................................................................. 6-17
Identification of Parts Location ................................... 6-17
BLOCK DIAGRAMS
Audio/Video Signal Process Section .......................... 6-19
Drive Mechanism Section ........................................... 6-20
CONTENTS-2