Sony DCR-TRV25 / DCR-TRV27 Service Manual ▷ View online
1-2
DCR-TRV25/TRV27
1-2. SELF-DIAGNOSIS FUNCTION
1.
SELF-DIAGNOSIS FUNCTION
When problems occur while the unit is operating, the self-diagnosis
function starts working, and displays on the viewfinder, LCD screen
or LCD window what to do. This function consists of two display;
self-diagnosis display and service mode display.
Details of the self-diagnosis functions are provided in the Instruction
manual.
function starts working, and displays on the viewfinder, LCD screen
or LCD window what to do. This function consists of two display;
self-diagnosis display and service mode display.
Details of the self-diagnosis functions are provided in the Instruction
manual.
Note:
The “self-diagnosis display” data will be kept even if the lithium battery (CK-108 board BT5201 of the cabinet (R) assembly) is removed.
2.
SELF-DIAGNOSIS DISPLAY
When problems occur while the unit is operating, the counter of the
viewfinder, LCD screen or LCD window consists of an alphabet
and 4-digit numbers, which blinks at 3.2 Hz. This 5-character display
indicates the “repaired by:”, “block” in which the problem occurred,
and “detailed code” of the problem.
viewfinder, LCD screen or LCD window consists of an alphabet
and 4-digit numbers, which blinks at 3.2 Hz. This 5-character display
indicates the “repaired by:”, “block” in which the problem occurred,
and “detailed code” of the problem.
3.
SERVICE MODE DISPLAY
The service mode display shows up to six self-diagnosis codes shown in the past.
3-1.
Display Method
While pressing the “STOP” key, set the switch from OFF to “VCR”, and continue pressing the “STOP” key for 5 seconds continuously. The
service mode will be displayed, and the counter will show the backup No. and the 5-character self-diagnosis codes.
service mode will be displayed, and the counter will show the backup No. and the 5-character self-diagnosis codes.
3-2.
Switching of Backup No.
By rotating the control dial, past self-diagnosis codes will be shown in order. The backup No. in the [] indicates the order in which the
problem occurred. (If the number of problems which occurred is less than 6, only the number of problems which occurred will be shown.)
[1] : Occurred first time
problem occurred. (If the number of problems which occurred is less than 6, only the number of problems which occurred will be shown.)
[1] : Occurred first time
[4] : Occurred fourth time
[2] : Occurred second time
[5] : Occurred fifth time
[3] : Occurred third time
[6] : Occurred the last time
3-3.
End of Display
Turning OFF the power supply will end the service mode display.
Order of previous errors
Backup No.
Self-diagnosis Codes
C : 3 1 : 1 1
[3]
Lights up
Viewfinder or LCD screen
[3] C : 3 1 : 1 1
3 C : 3 1 : 11
LCD window
1 1
3 1
C : 3 1 : 11
C
Repaired by:
Refer to page 1-3.
Self-diagnosis Code Table.
Self-diagnosis Code Table.
Indicates the appropriate
step to be taken.
E.g.
31 ....Reload the tape.
32 ....Turn on power again.
step to be taken.
E.g.
31 ....Reload the tape.
32 ....Turn on power again.
Block
Detailed Code
Blinks at 3.2Hz
C : Corrected by customer
H : Corrected by dealer
E : Corrected by service
H : Corrected by dealer
E : Corrected by service
engineer
Viewfinder or LCD screen
LCD window
C : 3 1 : 1 1
LCD window
Control dial
1-3E
DCR-TRV25/TRV27
4.
SELF-DIAGNOSIS CODE TABLE
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
Block
Function
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
Detailed
Code
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
Symptom/State
Non-standard battery is used.
Condensation.
Video head is dirty.
LOAD direction. Loading does not
complete within specified time
complete within specified time
UNLOAD direction. Loading does not
complete within specified time
complete within specified time
T reel side tape slacking when unloading.
Winding S reel fault when counting the
rest of tape.
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.
out.
UNLOAD direction loading motor
time-out.
time-out.
T reel side tape slacking when
unloading.
unloading.
Winding S reel fault when counting the
rest of tape.
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
operations
Difficult to adjust focus
(Cannot initialize focus.)
(Cannot initialize focus.)
Zoom operations fault
(Cannot initialize zoom lens.)
(Cannot initialize zoom lens.)
Steadyshot function does not work well.
(With pitch angular velocity sensor output
stopped.)
(With pitch angular velocity sensor output
stopped.)
Steadyshot function does not work well.
(With yaw angular velocity sensor output
stopped.)
(With yaw angular velocity sensor output
stopped.)
Self-diagnosis Code
Repaired b
y
:
Correction
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.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
operations from the beginning.
Remove the battery or power cable, connect, and perform
operations from the beginning.
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.
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.
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.
peripheral circuits.
Inspect yaw angular velocity sensor (SE5301 of JK-217 board)
peripheral circuits.
peripheral circuits.
Ver 1.2 2003. 11
2-1
SECTION 2
DISASSEMBLY
DCR-TRV25/TRV27
COVER
COVER
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)
(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
DCR-TRV25/TRV27
Adjustment remote
commander (RM-95)
commander (RM-95)
AC power
adaptor
adaptor
AC IN
CPC-8 jig
(J-6082-388-A)
(J-6082-388-A)
CPC lid
[CONNECTION OF EQUIPMENT]
Screw
(M1.7
(M1.7
×
4),
lock ace, p2
Click on the first or last page to see other DCR-TRV25 / DCR-TRV27 service manuals if exist.