Hitachi 51F710A/DP55, Руководство по обслуживанию

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36
DP
55
(7) Press ASPECT key 2 times to write the changed data
in EEPROM. (First press, ROM WRITE ? 2nd press,
writes data into EEPROM. Green dots appear after
completion of operation.)
(8) Push POWER key (on control panel) to exit from
PATTERN mode.
Adjustment Pr
eparation
(1) Receive NTSC RF or video signal.
(2) With Power off, PRESS and HOLD the SERVICE
ONLY button on
SIGNAL
PWB, then press the
Power On/Off, when picture appears release
SERVICE ONLY button (Internal crosshatch is
displayed without conv. correction data).
(3) Set R/C to DCAM mode (refer to page 4
5
).
Adjustment Procedure
(1) Press key on R/C. (One addtional line appears
near the top and near the bottom.)
(2) Press
Forward
key, then MAGIC FOCUS PATTERN
mode is displayed as follows:
(3) Use [6] key on remote control to rotate the arrow.
Arrow indicates each sensor position. (Upper left
corner, middle top, upper right corner, right middle, in
this order).
(4) Use the keys to switch color of pattern.
INFO : Green pattern
0 : Red pattern
INPUTS : Blue pattern
(5) Press CURSOR PAD
F
or
E
to change the data
value to the horizontal direction. Press CURSOR
PAD
G
or
H
to change the data value to the vertical
direction.
(6) Set the data as shown below:
RH : 04
RV : FF
1
2
3
4
5
6
7
0
1
3
5
7
0 1 2 3 4 5 6 7
RH 04 00 fc 02 fc 00 04 fe
RV ff fe 01 00 fe 01 00 00
GH 04 00 fc 02 fc 00 04 fe
GV ff fe ff 00 ff 01 00 00
BH 04 00 fc 02 fc 00 04 fe
BV ff fe ff 00 00 01 ff 00
Pattern Position
Adj. Mode
0
2
4 6
Pattern: 51” & 57” (Sensor: 20mm)
2.12.2 MAGIC FOCUS Pattern Set-Up
NOTE: (1) This instruction should be applied when a new
Signal Block or complete chassis is being replaced.
(2) This instruction shows how to set up the pattern
position for MAGIC FOCUS.
BACK TO ADJUSTMENTS
GUIDE
C.C.