Sony XAV-701HD (serv.man2) Service Manual ▷ View online
XAV-701HD
5
6 SERVO board
23IOH[LEOHERDUGVHWWLQJ
OK
NG
adhesive (ST-854GH) tape
NG
NG
OK
Insert is shallow
Insert is straight
to the interior.
to the interior.
Insert is incline
connector
flexible borad
flexible borad
flexible borad
connector
connector
Note 6: When installing the flexible board, please install them correctly.
There is a possibility that this machine damages when not
correctly installing it.
Note 7: When installing the OP flexible board,
Do not touch this portion.
Note 9: Check that OP flexible board is not
caught in a lever (lock B).
lever (lock B)
lever (lock B)
Note 8: Arrange OP flexible board
under the chassis at this part.
1 adhesive (ST-854GH)
tape
4 two toothed lock screws
(M1.7
u 2.5)
5 claw
SERVO board
SERVO board
OP flexible board
OK
NG
Solder remains.
Note 5: Check that solder
does not remain
in solder points.
Note 4: When assembling the SERVO board, remove the solder
of short-land after connecting the OP flexible board.
2 Solder the short-land.
Note
3: When solder the short-land, be sure to refer to
“NOTE FOR FLEXIBLE BOARD OF THE
OPTICAL PICK-UP” of the servicing notes
(See page 2).
3 OP flexible board
(CN2)
OP flexible board
A
A
±'9'PHFKDQLVPGHFNEORFNERWWRPVLGHYLHZ±
Note 2: Adhesive (ST-854GH) tape cannot
re-used. Please replace to brand-new
part ones adhesive (ST-854GH) tape
is
removed.
2-3. SERVO BOARD-2
Note 1: Before disconnecting the OP fl exible board, solder the short-land.
XAV-701HD
6
2-4. TENSION SPRING (KF)
0HWKRGRILQVWDOOLQJWHQVLRQVSULQJ.)
Hang in order of
A, B by pay
attention spring of direction.
tension spring (KF)
A
B
±'9'PHFKDQLVPGHFNEORFNERWWRPVLGHYLHZ±
1 Remove the tension spring (KF)
from a hole.
2 Remove the tension spring (KF)
from a hook.
3 tension spring (KF)
6SDFHU3:%VHWWLQJ
guide line
hole
damper (S)
spacer (PWB, 614)
chassis (M, 614) complete assy
(CHA2)
(CHA2)
xxxxxxxxxxx
3 three precision screws
(P1.7
u 2.2)
3 precision screw
(P1.7
u 2.2)
4 claw
5 Remove the chassis (T, 614) sub assy
in the direction of an arrow.
7 chassis (T, 614)
sub
assy
(CHA1)
1 Bend the claw in the direction of an arrow.
6 label (S)
2 Remove three solders
of
SENSOR board wire.
– DVD mechanism deck block bottom side view –
:LUHVHWWLQJ
SERVO
board
board
SERVO
board
board
[white] [red]
[black]
OK
NG
Note 1: Fit between chassis and SERVO
board. Be careful wire not protrude
from this part.
Note 2: Do not overlap
on the SERVO
board.
2-5. CHASSIS (T, 614) SUB ASSY (CHA1)
XAV-701HD
7
2-6. CHASSIS (OP, 614) COMPLETE ASSY (OP1)
xxxxxxxxxxx
3 two compression springs
(damper)
(natural)
1 shaft
1 shaft
1 shaft
4 compression spring
(damper)
(blue)
2 Remove the chassis (OP, 614)
complete assy in the direction
of an arrow.
5 chassis (OP, 614) complete assy
(OP1)
damper (S)
shaft
chassis (OP, 614)
complete assy
(OP1)
complete assy
(OP1)
OK
damper (S)
Damper (S) is crushed.
shaft
chassis (OP, 614)
complete assy
(OP1)
complete assy
(OP1)
NG
Note: When installing the chassis (OP, 614) complete assy (OP1),
Check that the damper (S) is not crushed by the shaft.
XAV-701HD
8
3. ELECTRICAL CHECK
If any of the following parts was replaced, perform the “IOP
Check” as mentioned below.
Check” as mentioned below.
• Optical pick-up block (chassis (OP, 614) complete assy)
• Complete SERVO board
• Complete SERVO board
Precaution
Use the following tools and measuring devices.
•
Use the following tools and measuring devices.
•
DVD test disc TDV-540C (Part No. J-2501-235-A)
•
CD test disc PATD-012 (Part No. 4-225-203-01)
• Digital
voltmeter
•
Accessory remote commander RM-X271
Note: This adjustment can be operated even if it is remote commander
which is not attached remote commander.
IOP CHECK
Connection:
Connection:
SERVO board
TP51 (IOPDVD), TP47 (IOPCD)
TP63 (D3.3V)
+
–
–
digital voltmeter
Procedure:
1. Check the IOP value of DVD and CD by label on the OP fl ex-
1. Check the IOP value of DVD and CD by label on the OP fl ex-
ible board.
DVD IOP value CD IOP value
********
********
$$##****
Optical Pick-up Label:
2. Connect a digital voltmeter to TP51 (IOPDVD) and TP63
(D3.3V) on the SERVO board.
3. Playback the DVD test disc (TDV-540C), and make a note of
the value of digital voltmeter.
4. Divide the measured voltage value by 1, and convert it into
current value.
5. Check that the calculated value is within ± 2 mA to the IOP
value given on the label.
6. Connect a digital voltmeter to TP47 (IOPCD) and TP63
(D3.3V) on the SERVO board.
7. Playback the CD test disc (PATD-012), and make a note of the
value of digital voltmeter.
8. Divide the measured voltage value by 1, and convert it into
current value.
9. Check that the calculated value is within ± 2 mA to the IOP
value given on the label.
Check Location:
TP63
(D3.3V)
TP51
(IOPDVD)
TP47
(IOPCD)
– SERVO Board (Side B) –
Click on the first or last page to see other XAV-701HD (serv.man2) service manuals if exist.