DCR-TRV250 (serv.man2) - Sony Movie Service Manual (repair manual). Page 5

— 5 —

1-1.

Note for Repair ································································ 1-1

1-2.

Power Supply During Repairs ········································· 1-1

1-3.

To Take Out a Cassette when not Eject (Force Eject) ····· 1-2

1-4.

Jig Modification ······························································ 1-3

1-5.

CCD Type Check ····························································· 1-4

1-5-1. Checking Method by Serial No. ······································ 1-4
1-5-2. Checking Method by Voltage ·········································· 1-4
1-6.

LCD Type Check ····························································· 1-4

1-7.

Self-diagnosis Function ··················································· 1-5

1-7-1. Self-diagnosis Function ··················································· 1-5
1-7-2. Self-diagnosis Display ····················································· 1-5
1-7-3. Service Mode Display ····················································· 1-5
1-7-4. Self-diagnosis Code Table ··············································· 1-6

Connection of Equipment ················································ 2-2

2-1.

Video Light ······································································ 2-3

2-2.

PD-180 Board ·································································· 2-4

2-3.

LCD Module ···································································· 2-5
Service Position to Check PD-180 Board ······················· 2-5

2-4.

Control Switch Block (PR-3000) ···································· 2-6

2-5.

VF Lens (B) Assembly ···················································· 2-7

2-6.

LB-083 Board ·································································· 2-8
Service Position to Check LB-083 Board ······················· 2-8

2-7.

Cabinet (L) Assembly ······················································ 2-9

2-8.

F Panel Block Assembly ················································ 2-10
Service Position to Check SI-035 Board ······················· 2-11

2-9.

SI-035 Board ································································· 2-12

2-10. Front Ring ······································································ 2-12
2-11. Cabinet (R) Block Assembly ········································· 2-13

Service Position to Check the Camera Section ············· 2-13

2-12. Control Switch Block (CF-3000) ·································· 2-14
2-13. Hinge Assembly ···························································· 2-15
2-14. Control Switch Block (FK-3000) ·································· 2-16
2-15. EVF Block Assembly ···················································· 2-16

Service Position to Check VC-305 Board (Side A) ······· 2-17

2-16. Battery Panel Block Assembly ······································ 2-18
2-17. Control Switch Block (SS-3000) ··································· 2-19
2-18. Lens Block Assembly ···················································· 2-19
2-19. FP-577 Flexible Board ·················································· 2-20
2-20. Cabinet (L) Section ······················································· 2-21
2-21. VC-305 Board ······························································· 2-21

Service Position to Check VC-305 Board (Side B) ······· 2-22
Service Position to Check the Mechanism Deck ··········· 2-23

2-22. Mechanism Deck Block ················································ 2-24
2-23. Circuit Boards Location ················································ 2-25
2-24. Flexible Boards Location ·············································· 2-26

3-1.

Overall Block Diagram (1/5) ··········································· 3-1

3-2.

Overall Block Diagram (2/5) ··········································· 3-3

3-3.

Overall Block Diagram (3/5) ··········································· 3-5

3-4.

Overall Block Diagram (4/5) ··········································· 3-7

3-5.

Overall Block Diagram (5/5) ··········································· 3-9

3-6.

Power Block Diagram (1/3) ··········································· 3-11

3-7.

Power Block Diagram (2/3) ··········································· 3-13

3-8.

Power Block Diagram (3/3) ··········································· 3-15

Section

Title

Page

Section

Title

Page

4-1.

Frame Schematic Diagrams
Frame Schematic Diagram (1/2) ····································· 4-1
Frame Schematic Diagram (2/2) ····································· 4-3

4-2.

Schematic Diagrams ························································ 4-5
CD-418 (CCD IMAGER) ················································ 4-7
PD-180 (1/2)
(RGB DRIVE, TIMING GENERATOR) ······················ 4-49
PD-180 (2/2) (BACKLIGHT DRIVE) ·························· 4-51
LB-083 (EVF, EVF BACKLIGHT) ······························ 4-53
SI-035 (STEADYSHOT, MIC), FP-569 FLEXIBLE ···· 4-55
FP-577 FLEXIBLE ······················································· 4-57
LS-057 (S/T REEL SENSOR), FP-228, FP-299,
FP-300, FP-301, FP-302 FLEXIBLE ···························· 4-58
CF-3000, FK-3000 (CONTROL SWITCH BLOCK) ··· 4-59
SS-3000, PR-3000 (CONTROL SWITCH BLOCK) ···· 4-61

4-3.

Printed Wiring Boards ··················································· 4-63
CD-418 ·········································································· 4-65
PD-180 ··········································································· 4-71
LB-083 ··········································································· 4-75
SI-035 ············································································ 4-77
LS-057, FP-228, FP-299, FP-300, FP-301,
FP-302, FP-569, FP-577 FLEXIBLE ···························· 4-79

4-4.

Waveforms ····································································· 4-81

4-5.

Mounted Parts Location ················································ 4-90

5-1.

Exploded Views ···························································· 5-2

5-1-1. Overall Assembly ·························································· 5-2
5-1-2. F Panel Block Assembly ··············································· 5-3
5-1-3. Lens Block Assembly ··················································· 5-4
5-1-4. LCD Block Assembly ··················································· 5-5
5-1-5. Cabinet (R) Block Assembly ········································ 5-6
5-1-6. EVF Block Assembly ···················································· 5-7
5-1-7. Battery Panel Block Assembly ······································ 5-8
5-1-8. MD Frame Block ·························································· 5-9
5-1-9. Cassette Compartment Assembly, Drum Assembly ··· 5-10
5-1-10. LS Chassis Block Assembly ······································· 5-11
5-1-11. Mechanical Chassis Block Assembly-1 ······················ 5-12
5-1-12. Mechanical Chassis Block Assembly-2 ······················ 5-13
5-2.

Electrical Parts List ····················································· 5-14