29B-FG5 29B-FX5
FOCUS ADJUSTMENTCUT OFF, BKGD ADJUSTMENT
NO ADJUSTMENT POINTADJUSTMENT CONDITION / PROCEDUREWAVEFORM OR OTHERSNO ADJUSTMENT POINTADJUSTMENT CONDITION / PROCEDUREWAVEFORM OR OTHERS
1 DYNAMIC (1) Received E-5 CH (Monoscope pattern).Approx. 1000 Vp-p 1 CRT CUTOFF(1) Receive E-5 CH (Monoscope Pattern).* Before doing the adjustment,
FOCUS (2) With the remote controller, make it normal.(CUT OFF (2) Select P-NORM with the remote controller. make sure the R/G/B-cut and
ADJUSTMENT (3) Connect the synchroscope to the eight pins of BKGD)(3) Turn on the service SW, and select the CUT B/G-Drive is at initial values.
L1680 (In the T1680.Service mode OFF BKGD mode .
2
power unit.) (4) Turning L1680, adjust the amplitude of the IC BUS DATA (4) Select the screen VR 0/10.
horizontal frequency waveform to 1000 Vp-p.ADJUSTMENT.(5) Press "-/--" key of the remote controller to
select the horizontal centering mode.
1000? 20Vp-p(6) Turn the screen VR clockwise, and adjust the
first lighting horizontal centering raster to
slightly light.
On the monocolor screen of white
(7) Adjust the CUT OFF data of two other colors,
V-FREQ.and coarsely adjust the horizontal centering to or green.
become white. (Note 1)
2 FOCUS (1) Received E-5 CH (Monoscope pattern).(8) Turn the screen VR in the opposite direction to
ADJUSTMENT(2) With the remote controller, make it normal.the point where the horizontal centering raster
FBT FOCUS-(3) Adjust the focus VR-1 (F1) to make the goes out.
VR1horizontal line around �575� on the bottom left Note 1: Apply the adjustment after aging with
of the screen as fine as possible.the beam current 1,600 1 ?50?A or
(4) Adjust the focus VR-2 (F2) to make the more for 30 min or more.
vertical line around �575� on the bottom left of (9) Press "-/--" key of the remote controller to
the screen as fine as possible.select the normal mode.
(5) Repeat item 3 once again to adjust the focus.
2 WHITE BALANCE(1) Receive E-5 CH (Monoscope Pattern).Note1:
BACKGROUND(2) Select P-NORM with the remote controller.R CUT OFF UP"1"KEY
(CUT OFF (3) Connect the beam ammeter between TP1601 DOWN"4"KEY
BKGD)and TP1602.G CUT OFF UP"2"KEY
2
IC BUS DATA (4) Coarsely adjust the beam current to approx. DOWN "5"KEY
12
ADJUSTMENT.1.8mA with R1633 (Sub-Contrast VR).B CUT OFF UP"3"KEY
(RF SIGNAL)(5) Receive the window pattern with AV input.DOWN"6"KEY
(PAL burst is generated with the signal Data up/down is possible with the
generator.)above comparison.
(6) With the data of G-drive and B-drive, adjust 17,000 �K X: 0.261 Y: 0.2612
the color temperature 17,000K or 18,000K 21 18,000 �K X: 0.255 Y: 0.255 1
of the white peak to white.* 12,300 �K X: 0.272 Y: 0.275
(7) Adjust the right dark area of the window to (With Monolta color thermometer
17,000K or 18,000K with R-cut off, G-cut 21CA-100)
off and B-cut off.Note1:
(8) Readjust the color temperature at the white G-DRIVE UP "7"KEY
peak.DOWN "KEY
(9) Check 17,000K or 18,000K at the low 21B-DRIVE UP"8"KEY
white.DOWN "0"KEY
Note1 : Apply this adjustment after aging with the Data up/Down is possible with the
beam current 1,600 1 ?50?A or more for above comparison.
30 min or more.
(On the white or green minocolor screen)
*The colour temperature is based on the shipment
initial setting table.
3 WHITE BALANCE(1) The window pattern is received with DVD Note2: Use the window pattern of
BACKGROUND signal (component signal). the signal generator for
(CUT OFF DVD (2) Apply the adjustment in the same manner as adjustment.
BKGD) 2-(5) and the subsequence above. (17,000 �K
I2C BUS DATA or 18,000 2�K ) (G-DRIVE, B-DRIVE, 1(PAL, colour burst is generated
ADJUSTMENT R-CUT OFF, G-CUT OFF, B-CUT OFF) with signal generator.)
(DVD SIGNAL) Apply the adjustment after the end of 2.
12-112-2 |
ACEC
SHARP
