Sony XAV-68BT Service Manual ▷ View online
XAV-68BT
17
3-6. KEY BOARD
–
Front panel block rear view
–
5 two screws
(K
(K
M2
u 3)
1 VOL knob assy
2 connector
(CON701)
(CON701)
3 touch panel flexible board
(CON602)
(CON602)
4 LCD flexible board
(LCD601)
(LCD601)
A
B
5 screw
(K
(K
M2
u 3)
6 screw
(B2
(B2
u 8)
5 screw
(K
(K
M2
u 3)
7 two claws
7 two claws
7 claw
8 KEY board
KEY board
E712
A
B
6 screw
(B2
(B2
u 8)
6 screw
(B2
(B2
u 8)
Insert is shallow
Insert is straight
to the interior.
to the interior.
Note 3: When installing the connector, please
install them correctly.
There is a possibility that this machine
damages when not correctly installing it.
Wire setting
Insert is straight to the interior.
Insert is incline
flexible board
connector
connector
flexible board
Note 2: When installing the flexible board, insert straight to the connector.
No slanting after insertion.
OK
NG
OK
NG
Note 1:
When the complete KEY board is replaced, refer
to “FLICKER ADJUSTMENT” on page 20.
to “FLICKER ADJUSTMENT” on page 20.
XAV-68BT
18
3-7. BT MIC (CABLE) (BTM1)
2 connector
ditch
1 Remove the BT MIC (cable)
from two lead pins.
lead pin
clamp
lead pin
:LUHVHWWLQJ
4 BT MIC (cable)
(BTM1)
(BTM1)
BT MIC (cable)
(BTM1)
(BTM1)
MAIN board
BT board
3 Remove the BT MIC (cable) clamp from the ditch.
Note: When installing the BT MIC (cable),
Note: When installing the BT MIC (cable),
check that clamp is not damaged.
XAV-68BT
19
3-8. BT BOARD
Note:
When BT board is replaced, replaced old BT board is destroyed
with the hammer, and throw out it.
with the hammer, and throw out it.
5 Remove the BT board
in the direction of the arrow.
6 BT board
BT board
claw
MAIN board
2 connector
3 Remove the solder.
3 Remove the solder.
3 Remove
the
the
solder.
3 Remove
the
the
solder.
4 Bend the claw in the
direction of the arrow.
4 Bend the claw in the
direction of the arrow.
1 Remove the wire from two claws.
:LUHVHWWLQJ
XAV-68BT
20
SECTION 4
ELECTRICAL ADJUSTMENT
MONITOR SECTION
If any of the following parts was replaced, execute the “Flicker
Adjustment” as mentioned below.
• CHASSIS MAIN ASSY (CHA1)
• FRONT PANEL ASSY (FP1)
• COMPLETE KEY BOARD
Adjustment” as mentioned below.
• CHASSIS MAIN ASSY (CHA1)
• FRONT PANEL ASSY (FP1)
• COMPLETE KEY BOARD
Preparation:
• Remote commander (RM-X170)
• Remote commander (RM-X170)
FLICKER ADJUSTMENT
1. Turn the power on, and perform the aging more than fi ve min-
1. Turn the power on, and perform the aging more than fi ve min-
utes.
2. In the state of source off (Home screen is displayed), pressing
the buttons on the remote commander in order of the [4] → [5]
→ [4] (press only the [4] button for two seconds).
→ [4] (press only the [4] button for two seconds).
The test mode 4 starts, and the following screen is displayed on
the monitor.
the monitor.
(Displayed colors/values in the following fi gure are example)
PAL_SEL:0
SWAP:0
VCOM:064
TEST 4
3. Press the [B] button on the remote commander to set the
“PAT_SEL:9”.
4. Press the [b] button on the remote commander to set the
“SWAP:0”.
5. Press the [V] or [v] button on the remote commander to adjust
so that the fl icker becomes minimum in the sight.
(There is a point most suitable in the range of VCOM:045 to
VCOM:090)
VCOM:090)
The relation between the fl icker and the adjustment value has
the characteristic such as the following fi gure.
the characteristic such as the following fi gure.
Example of characteristic:
Flicker
VCOM value
bad
o
m
good
6. Press the [PUSH SOURCE/ OFF] button on the main unit,
and turn the power off.
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