Sony TRINITRON KV-EX29K94, Руководство по обслуживанию

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KV-EX29K94/EX34K94
RM-965
SECTION 7
CIRCUIT ADJUSTMENTS
7-1. ADJUSTMENTS WITH COMMANDER
Service adjustments to this model can be performed using the
supplied Remote Commander RM-965.
a. ENTERING SERVICE MODE
With the unit on standby
The screen display is :
PAL,SECAM:50
NTSC :60
00 VSZ 29 SERVICE
Data Mode
Item
Name
Item No
Software version
Suffix No
(OEM Code)
Total Power-On time (hours)
p
Marking of new NVM
GEO
043Q 1.5N 59 000A FF 0 0
Device
Name
50
b. CANCELLATION OF SERVICE MODE
Set the standby condition (Press
[POWER]
button on the
commander), then press [POWER] button again, hereupon it
becomes TV mode.
c. METHOD OF WRITE INTO MEMORY
1) Set to Service Mode.
2) Press
[1]
(UP) and
[4]
(DOWN), to select the adjustment
item Name.
3) Press
[3]
or
[6]
to raise/lower the data value.
4) Press
[MUTING]
button to indicate WRITE on the screen.
5) Press
[0]
button to write into memory.
d. OTHER FUNCTION VIA REMOTE COMMANDER
7
,
-
All the data becomes the values in memory.
8
,
-
All goes to the standard state.
5
,
-
Service data initialization (Be sure not to
use usually.)
[DISPLAY]
,
-
Write 50Hz adjustment data to 60Hz, or
vice versa.
2
,
-
Copy and write all data.
/–
Skip category (device) to caategory (device)
example : GEO 00 VSZ
↕
DAC 00 HCT
n [DISPLAY] n
5
n
VOL (+)
n [POWER]
e. MEMORY WRITE CONFIRMATION METHOD
1) After adjustment, pull out the plug from AC outlet, and then
plug into AC outlet again.
2) Turn the power switch ON and set to Service Mode.
3) Call the adjusted items again to confirm adjustments were
made.
Use the same method for all Items.
Note : 1. In
[WRITE]
, the data for all items are written into
memory together.
2. For adjustment items that have different standard data
between 50Hz or 60Hz, be sure to use the respective
input signal after adjustment.
7-2. ADJUSTMENT METHOD
Item Number 00 of device GEO
This explanation uses V-size as an example.
1. Select “GEO 00 VSZ” with the
1
and
4
buttons.
2. Raise/lower the data with the
3
and
6
buttons.
3. Select the optimum state. (The standard is 1F for PAL
reception.)
4. Press
[MUTING]
button to indicateWRITE on screen. (The
display from SERVICE (green display) to WRITE (green
display).
5. Execute the writing with the
-
button. (The WRITE
display changes to red color while executing and then back
to SERVICE (green display).
6. The WRITE execution is completed.
Example on screen display :-
29 SERVICE 50 VSZ
Adjusted with
[3]
and [6] buttons.
GREEN
Write with [MUTING]
Write executed with [0]
GEO 00
59 FF
FF
0 000A 1.5N 0 043Q
1F WRITE 50 VSZ
GREEN
GEO 00
59 0 000A 1.5N 0 043Q
1F WRITE 50 VSZ
RED
The WRITE
(red display)
return to SERVICE
(green display)
shows write is
executed.
GEO 00
59 FF 0 000A 1.5N 0 043Q