Magic Focus Character Set Up - Hitachi 51SWX20B Service Manual

2.12.1 MAGIC FOCUS Character Set-Up
This instruction should be applied when a new DCU
is being replaced.
Adjustment Preparation
(1) Receive NTSC RF or video signal.
(2) With Power off, PRESS and HOLD the SERVICE
ONLY button on DEF./CONV. PWB, then press the
Power On/Off, when picture appears release
SERVICE ONLY switch. (Internal crosshatch is
displayed without conv. correction data.)
(3) Press the SWAP button 2 times for ROM READ
operation. Picture will appear with convergence
correction data.
Adjustment Procedure
(1) Press FREEZE key on R/C. (One additional line
appears near the top and near the bottom.)
(2) Press PIPCH key, then ADJ. PARAMETER mode is
displayed as following.
ADJ. PARAMETER
ADJ. DISP.:
DEMO WAIT: 2F
INT. START:
V. SQUEEZE: F0
(3) Press THUMBSTICK
DISP. data.
(4) Press THUMBSTICK
Change the data as shown on Table 1, DCU
Parameter.
(5) Press PIP MODE key 2 times to write changed data
into EEPROM. (First press ADJ. PARAMETER/ROM
WRITE? is displayed for alarm. 2nd press, writes
data into EEPROM.
completion of operation.)
(6) Press MUTE key 3 times to exit from ADJ.
PARAMETER mode.
BACK TO ADJUSTMENTS
77
03
or to change the ADJ.
to access DCU parameter.
Green dots appear after
TABLE 1. - DCU PARAMETER
Parameter
ADJ. DISP
DEMO WAIT
INT. START
V. SQUEEZE
INT STEP 1
INT STEP 2
INT BAR
INT DELAY
MGF STEP 1
MGF STEP 2
MGF BAR
MGF DELAY
SEL. STAT.
LINE WID
ADD LINE
SENSOR CK
PORT 0
PORT 1
PORT 2
PORT 3
PORT 4
PORT 5
PORT 6
PORT 7
AD LEVEL
CENT. BAL
E. DISPLAY
ADJ. TIMS
AD LEVEL
AD NOISE
PHASE MOT
H. BLK-RV
H. BLK-GV
H. BLK-BV
H. BLK-H
PON DELAY
IR-CODE
INITIAL 50
MGF 50
CENTER 50
STAT 50
DYNA 50
42
DP27/27D
Normal
77
2F
03
F0
02
06
28
01
00
06
1B
01
00
1F
09
00
07
06
05
04
03
02
01
00
03
00
00
60
05
0A
60
00
01
00
00
0C
00
9E
96
FE
FE
9F