– 25 –
KV-LX34M50
RM-871
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.
2. WHITE BALANCE ADJUSTMENTS
1) Set to Service Mode.
2) Input white raster signal.
3) Set the PICTURE to minimum.
4) Select 37 SBR with
[1]
and
[4]
, and then set the level to
minimum with
[3]
and
[6]
.
5) Select 3B GCF and 3C BCF with
[1]
and
[4]
and adjust the
level with
[3]
and
[6]
for the best white balance.
6) Set the PICTURE to maximum.
7) Select 39 GDR and 3A BDR with
[1]
and
[4]
, and adjust the
level with
[3]
and
[6]
for the best white balance.
8) Write into the memory by pressing
[MUTING]
then
[0]
.
3. SUB BRIGHT ADJUSTMENT
1) Set to service mode.
2) Input a staircase signal of black to white from the pattern gen-
erator.
3) BRIGHTNESS .... 50%.
PICTURE ............ minimum
4) Select 37 SBR with
[1]
and
[4]
, and adjust SBR level with
[3]
and
[6]
so that the second stripe from the right is dimly lit.
SERVICE
07
DATA
LCP
Adjustment Item
09
Item number
50
[1]
,
[4]
Select the adjustment item.
↓
[3]
,
[6]
Raise/lower the data value.
↓
[MUTING]
Writes.
↓
[0]
Executes the writing.
1. G2 (SCREEN) ADJUSTMENT (RV701)
1) Set the PICTURE and BRIGHTNESS to normal.
2) Put to VIDEO input mode without signals.
3) Set to Service Mode.
4) Change item number 8E BLU data from "01" to "00"
(To turn off Blue Back).
5) Press
[MUTING]
and
[0]
to write the data into the memory.
6) Connect R, G and B of the C board cathode to the oscilloscope.
7) Adjust G2 (RV701) volume to the value below.
0 V
175 V ±2(VDC)
White
second from the right
Black
8) Re-set item number 8E BLU data from "00" back to "01".
9) Press
[MUTING]
and
[0]
to write the data into the memory.
