Sharp 29H-FG3RU, Руководство по обслуживанию

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17
29H-FG3RU
17-1
17-2
PA
L
CHROMA
ADJUSTMENT
No.
Adjustment point
Adjustment conditions/procedure
W
aveform or remarks
SUB COLOUR (I
2
C BUS
CONTROL)
1.
Receive the "P
AL
Color Bar" signal.
2.
Make the image normal with the remote control- ler
.
3.
Connect the oscilloscope to
TP48R (IC851 #9).
( Use Probe 10:1)
Range :
2
V/Div
Sweep T
ime
:
20
µ
sec/Div
4
Set the sub color adjustment mode with the re- mote controller
, and vary the sub color data to
make
00% W of the color bar and RED at the
same level for adjustment shown in Fig
-
1
Fig
-
Cy
G
B
75% W
YM
g
R
00% W
No.
Adjustment point
Adjustment conditions/procedure
W
aveform or remarks
SUB-TINT ( I
2
C BUS
CONTROL)
Receive the "NTSC 3
58 Colour Bar" signal
through A
V
IN
2
Connect the oscilloscope to
TP47B (P860 Pin6)
BLUE-OUT
»
Range
:
00mV/Div
(AC)(Use Probe
0:
)
»
Sweep time
:
0 µ
sec/Div
3
Select the "SUB-TINT" item in the
ADJUSTMENT
MODE
Adjust the "SUB-TINT" data to obtain the
waveform shown as Figure
(W and Mg same
level)
1
NTSC CHROMA
ADJUSTMENT
HORIZONT
AL
AND
VERTICAL
DEFLECTION
LOOP
ADJUSTMENT
No.
Adjustment point
Adjustment conditions/procedure
W
aveform or remarks
VHOR-SHI-N60
Align the center of the screen to the geometric center of CR
T
(monoscope)
EW
-W
-N60
Align the center of the screen to the geometric center of CR
T
(monoscope)
NOTE : There are no separate adjustment for 16:9 mode and Normal mode adjustment. The 16:9 (Panorama mode 50/60Hz) data need to follow the adjusted data for Normal mode (50/ 60Hz). Please set the data as below
.
VER-AMP-P50 = VER-AMP-N50 VER-SHI-P50 = VER-SHI-N50 HOR-SHI-P50 = HOR-SHI-N50 EW
-W
-P50 = EW
-W
-N50
VER-AMP-P60 = VER-AMP-N60 VER-SHI-P60 = VER-SHI-N60 HOR-SHI-P60 = HOR-SHI-N60 EW
-W
-P60 = EW
-W
-N60
Cy
Same Le
v
e
l
G
Y
W
Mg
B
R
GAME OPERA
TION CHECK
No.
Adjustment point
Adjustment conditions/procedure
W
aveform or remarks
( For models with GAME only
.)
1.
Use the "GAME" key (R/C) to enter the Game Mode.
2.
Press the
TREBLE UP
(code=46H) key (direct
key to enter "The Rock" game), and then confirm the position and the function of the game.
Note : (A) For the HORIZONT
AL
position, enter
service mode and choose "Setting Mode 1". Key in the alphabic number 1
14 to
enter GAME-HON.
Adjust to the proper
horizontal position.
(B) For the VER
TICAL
position, remain in
same "Setting Mode 1". Key in the alphabic number 1
15 to enter GAME-
VER
T
-1. Adjust
to
the
proper
vertical
position.
3.
If adjustment OK, then press the "GAME MODE" key to exit to previously viewed channel from the game mode.
1
FM RADIO OPERA
TION CHECK
No.
Adjustment point
Adjustment conditions/procedure
W
aveform or remarks
( For models with RADIO only
.)
1.
Use the signal generator to set carier frequncy of 89.5 MHz with sound modulation 400Hz.
2.
Connect the signal to the FM radio tuner using the RF coaxial cable with female adaptor
.
3.
Press the "FM RADIO" button of R/C to access the FM RADIO menu.
4.
Select the "FREQUENCY" in menu and press the VOL+ key to search the frequency of 89.5 MHz.
5.
Confirm the 400 Hz audio is clearly detected.
6.
Press the "FM RADIO" button of R/C to exit.
1