Sony KV-HA21N70, Руководство по обслуживанию

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KV-HA21M80/HA21N70/HA21N80
RM-969 RM-968
SECTION 4
CIRCUIT ADJUSTMENTS
4-1. ADJUSTMENT WITH COMMANDER
Service adjustments to this model can be performed using the
supplied Remote Commander RM-968 and RM-969.
a. ENTERING SERVICE MODE
With the unit on standby
This operation sequence puts the unit into service mode.
The screen display is :
b. METHOD OF CANCELLATION FROM SERVICE
MODE
Set the standby condition (Press
[POWER]
button on the com-
mander), 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.
4) Press
[MUTING]
button to indicate WRITE on the screen.
5) Press
[0]
button to write into memory.
d. 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.
n [DISPLAY] n
5
n
VOL (+)
n [POWER]
4-2. ADJUSTMENT METHOD
Item Number 00 HPS
This explanation uses H Shift as an example.
1. Select “00 HPS” 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. Write with the
[MUTING]
button. (The display changes to
WRITE.)
5. Execute the writing with the
-
button. (The WRITE
display will be changed to red color while excuting, and
back to SERVICE.)
Example on screen display :-
1
,
4
Select the adjustment item.
↓
3
,
6
Raise/lower the data value.
↓
[MUTING]
Writes.
↓
-
Executes the writing.
e. OTHER FUNCTION VIA REMOTE COMMANDER
7
,
-
All the data becomes the values in memory.
8
,
-
All user control goes to the standard state.
5
,
-
Service data initialization (Be sure not to use
usually.)
2
,
-
Copy and write all data.
[MUTE]
,
-
Write 50Hz adjustment data to 60Hz or vice
versa.
Use the same method for all Items. Use
1
and
4
to select the
adjustment item, use
3
and
6
to adjust, write with
[MUTING]
,
then execute the write with
-
.
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.
PAL,SECAM:50
NTSC :60
HPS 33 SERVICE
Data Mode
Item
Adjustment
Software version
Suffix No
(OEM Code)
Total Power-On time (hours)
00
Item No Depends on signal
1.6C 00 000A
50
080S
(KV-HA21M80)
083S
(KV-HA21N70/
HA21N80)
33 SERVICE 50 HPS
Adjusted with [3] and [6] buttons.
GREEN
Write with
[MUTING]
Write executed with [0]
00
33 WRITE 50 HPS
GREEN
00
33 WRITE 50 HPS 00
RED
The WRITE display
then the display
returns to green
SERVICE