14E1-RU
TP47B.
t
Y: 0.310
DRI-GC="DRI-GS"-7 DRI-GW="DRI-GS"-5 DRI-BC="DRI-BS"-7 DRI-RC=25
ADJUSTMENTLOWHIGH 10cd/m2200cd/m2
KX: 0.300
°°KDRI-BW="DRI-BS"-5
Waveform and others3.3Vdc0
1 2 3 4 51 2 3 4 5
same as beside procedure.trace line appear and make sure the colour appear whether red, green or blue.related test points as below which is based on colour appear at (2) RED = TP47R, GREEN = TP47G, BLUE = tip of signal reach 3.3Vdc.Line 3 is one step (data) brighter than line 2
*Alternative Procedure (1) Step (1), (2), (3) and (4) are(2) Then continue adjust until re-(3) Connect the oscilloscope to(4) Then adjust Screen VR until the12# 7500(MINOLTA COLOUR ANALYZER CA-100) *Note: Above Data can be UP/ DOWN by Volume key.* 7500
,
.A.mA.TA
, withm
TP602 mode
DATA.
f. (Not Raster)
" bus data in order
8-2
AND SUB-CONTRAST Y by generator, to **10
f (AKB start function).
AKB function in set before con-
AKB circuit function by slowly in-
Adjusting procedure/conditions°K (white). * Note .This adjustment must be done after warming up the unit for 30 minutes or longer with a beam current over 500
that the line 1and 2 have the same darkness wherelse line 3 is one step (data) brighter than line 2. Finally data minus 1 to make line 1, 2, and 3 are in same level (darkness).DRI-RW = 32 (FIXED), DRI-RS = 32 (FIXED) DRI-BC = "DRI-BS"
DRI-RS/RW/RC, DRI-GS/GW/GC, DRI-BS/BW/ BC, CUT-R and CUT-G must be INITIALdark room.NO VIDEO signal.sistor.crease screen variable resistor until colour raster suddenly on and ofsistor until screen retrace line cut ofMust confirm the tinue the next adjustment.hatch pattern with 5 black level windows)(-) TP603 (+).DRI-BS data to have a colour temperature of 7500and set BRIGHTNESS cd/m2 (MINOLTA CA-100) by reducing LUMINATE Y signal.temperature #. Then go back NORMAL(HIGH BRIGHT**) to check colour temperature. If out of range, back to (1).Note:DATA, after finishing DRI-BS and DRI-GS DAADJUSTMENT.
Remark 1.Before CRT cutoff adjustment, SUB-BRIGHT2. CRT Cutoff adjustment must be done inside a1.Switch TV to VIDEO mode,BLUE BACK OFF2.Press R/C to set Picture Normal condition. 3. First, off the screen by adjust screen variable re-*4. Next, checking 5. Then continue adjust until retrace line appear6. Finally, slowly decrease the screen variable re-Note :1.Call " SUB-BRI" in service mode. (Receive Cross-*(2) Adjust the " SUB BRIGHT1.Receive the "WHITE" pattern with BURST signal. 2.Press R/C to set Picture NORMAL condition. 3.Connect the DC miliammeter between 4.Check Beam current should be around 800 5.Set it to service mode and adjust the DRI-GS, &6.Receive "WHITE" pattern, WITH BURST signal,7.Adjust "CUT-R" & "CUT-G" to get desired colour* ADJUST DRI-GC/GW, DRI-BC/BW as following
C BUS
2
2C BUS2C BUS
CRT CUTOFF ADJUSTMENT (ICONTROL)SUB-BRIGHT- NESS ADJUSMENT (ICONTROL)WHITE BAL- ANCE SERV- ICE MODE ADJ. (ICONTROL)
123
CRT CUT-OFF, BACKGROUND No.Adjusting point
!
B G RR G BAbout 100Wedge "c"
Note***
CRT neck
RGBBGR
BGRFig. 5-1RGBFig. 5-2Fig. 5-3Fig. 5-4Wedge "a"6-pole magnet
Lacquer
4-pole magnet
Waveform and others!Lacquer
B G RR G B
About 100Wedge "b"
Purity magnet
,
T: 32mm
ADJUSTMENT
T and apply glass
8-1
, call NORMAL mode.
.
, 4-pole, 6-pole magnets) and
Note*** SAMSUNG CR CPT CRT: 35mm TOSHIBA CRT: 35mm
Adjusting procedure/conditions
the deflection coil upward.and swing the deflection coil downward.the deflection coil rightward.the deflection coil leftward.
gle in order to superpose the blue and red col- ours.gle in order to superpose the green colour over the blue and red colours.screen in the following steps. a)Fig. 5-1: Drive the wedge at point "a" and swingb)Fig. 5-2: Drive the wedge at points "b" and "c"c)Fig. 5-3: Drive the "c" wedge deeper and swingd)Fig. 5-4: Drive the "b" wedge deeper and swingtape over them.magnet unit (puritymagnet unit lock screwFinally received the Red-only and Blue-only sig- nals to make sure there is no other colours on the screen.
CONVERGENCE
1.Receive the "Crosshatch Pattern" signal. 2.Using the remote controllerSTATIC CONVERGENCE 1.Turn the 4-pole magnet to a proper opening an-2.Turn the 6-pole magnet to a proper opening an-DYNAMIC CONVERGENCE 1.Adjust the convergence on the fringes of the2.Fix all the wedges on the CR3.Apply lacquer to the deflection yoke lock screw
CONVERGENC ADJ. ( To be done after the purity adjustment.
1
No.Adjusting point
8 |
ACEC
