DOWNLOAD Sony DCR-TRV25 / DCR-TRV27 Service Manual ↓ Size: 16.93 MB | Pages: 127 in PDF or view online for FREE

1-3E

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

C

E

E

E

E

0

4

2

1

2

2

3

1

3

1

3

1

3

1

3

1

3

1

3

1

3

1

3

1

3

1

3

2

3

2

3

2

3

2

3

2

3

2

3

2

3

2

3

2

3

2

6

1

6

1

6

2

6

2

0

0

0

0

0

0

1

0

1

1

2

0

2

1

2

2

2

3

2

4

3

0

4

0

4

2

1

0

1

1

2

0

2

1

2

2

2

3

2

4

3

0

4

0

4

2

0

0

1

0

0

0

0

1

Non-standard battery is used.

Condensation.

Video head is dirty.

LOAD direction. Loading does not
complete within specified time

UNLOAD direction. Loading does not
complete within specified time

T reel side tape slacking when unloading.

Winding S reel fault when counting the
rest of tape.

T reel fault.

S reel fault.

T reel fault.

FG fault when starting capstan.

FG fault when starting drum.

FG fault during normal drum operations.

LOAD direction loading motor time-
out.

UNLOAD direction loading motor
time-out.

T reel side tape slacking when
unloading.

Winding S reel fault when counting the
rest of tape.

T reel fault.

S reel fault.

T reel fault.

FG fault when starting capstan.

FG fault when starting drum

FG fault during normal drum
operations

Difficult to adjust focus
(Cannot initialize focus.)

Zoom operations fault
(Cannot initialize zoom lens.)

Steadyshot function does not work well.
(With pitch angular velocity sensor output
stopped.)

Steadyshot function does not work well.
(With yaw angular velocity sensor output
stopped.)

Use the info LITHIUM battery.

Remove the cassette, and insert it again after one hour.

Clean with the optional cleaning cassette.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Load the tape again, and perform operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Remove the battery or power cable, connect, and perform
operations from the beginning.

Inspect the lens block focus MR sensor (Pin 8, 9 of CN1301 of
VC-281 board) when focusing is performed when the focus ring is
rotated in the focus manual mode, and the focus motor drive circuit
(IC1301 of VC-281 board) when the focusing is not performed.

Inspect the lens block zoom MR sensor (Pin qk, w; of CN1301 of
VC-281 board) when zooming is performed when the zoom lens is
operated and the zoom motor drive circuit (IC1301 of VC-281
board) when zooming is not performed.

Inspect pitch angular velocity sensor (SE5302 of JK-217 board)
peripheral circuits.

Inspect yaw angular velocity sensor (SE5301 of JK-217 board)
peripheral circuits.

2-1

The following flow chart shows the disassembly procedure.

DCR-TR

V25/TR

V27

2-1.  LCD section (PD-161 board)

2-2.  EVF section (LB-077 board)

2-3.  Front panel section

2-5.  Top cabinet assembly

(page 2-4)

(page 2-5)

(page 2-7)

2-6.  Cabinet (R) section

(page 2-7)

2-7.  Battery panel section

(page 2-8)

2-8.  EVF section

(page 2-8)

2-10. VA-117 board (1)

(page 2-10)

2-12. VA-117 board (2)

(page 2-12)

2-16. JK-217, JK-218 boards

(page 2-14)

2-17. CD-366 board, 750A (CZ) block assembly
         (Lens device)

(page 2-14)

2-14. Lens section

(page 2-13)

2-18. CK-108 board

(page 2-17)

2-19. Hinge assembly

(page 2-18)

2-20. Control switch block (PS-CX2670)

2-21. Memory stick connector

(page 2-20)

(page 2-19, 2-20)

2-13. VC-281 board

(page 2-12)

2-11. Main chassis complete assembly

(page 2-11)

(page 2-3)

(page 2-3)

(page 2-5)

(page 2-6)

(page 2-6)

PD-161 board service position

LB-077 board service position

MA-409 board service position

(page 2-10)

VA-117 board service position

2-4.  MA-409, FB-219 boards

(page 2-9)

2-9.  LB-077 board

(page 2-15)

(page 2-13)

(page 2-16)

2-15. Mechanism deck

Service position to check the VTR section

Service position to check the Camera section

2-2

Adjustment remote
commander (RM-95)

AC power
adaptor 

AC IN

CPC-8 jig
(J-6082-388-A)

CPC lid

Screw
(M1.7 

× 

4), 

lock ace, p2

2-3

NOTE: Follow the disassembly procedure in the numerical order given.

PD-161

PD-161

B

B

A

A

1

 Screw

     (M2 

× 

4), 

     lock ace, p2

2

 Screw

     (M2 

× 

4), 

     lock ace, p2

5

 P cabinet (M)

7

 P cabinet (C) assembly,

     Indication LCD block assembly

P cabinet (C) assembly

3

 Two screws

     (M2 

× 

4), 

     lock ace, p2

4

 Five claws

6

 FP-441 flexible board

     (Indication LCD block assembly) (20P)

Indication LCD
block assembly

FP-441 flexible board

8

 Liquid crystal

     indicator module

Liquid crystal
indicator module

9

 Cold cathode fluorescent tube

Cold cathode 
fluorescent tube

q;

 PD-161 board,

     P frame assembly

PD-161 board

The 

7

 P cabinet (C) assembly is securely

 fixed in the LCD unit by the five 

4

 claws. 

Because the Indication LCD block assembly
installed in the Cabinet (C) assembly is 
connected to the PD-161 board with the
FP-441 flexible board, the flexible board
may be damaged if the Cabinet (C) 
assembly is removed forcibly. Be careful not
to damage the flexible board.

CPC-8 jig
(J-6082-388-A)

Adjustment remote
commander (RM-95)

AC power
adaptor 

AC IN