File name 2550TB Ch. C4E-R SAA5290ZP_032 = P83C055_BBP_158.pdfTOSHIBA 2550 TB
General Information C4E-R Chassis Recommended Safety Parts
Item
C440 C441 C443 C444 C463 C801 C802 C803 C807 C808 L462 L901 T461 Q404 F801 F803 P801 S801 V901A ZP30 ZP40 ZP80 ZP90 V901
2. Set the contrast and colour to minimum, and the brightness to centre. 3. Adjust H. CENTER SUB Control (R451) so the pattern can be located for d-c to be + 4.0 mm.
Part No.
24082583 24214221 24214221 24082517 24212222 24082363 24094656 24094656 24092281 24092281 -------- 23200275 23236454 A6872801 23144898 23144874 23372012 23145434 23902891 23144450 23144451 23144450 23144452 23312643
Description
PF, 7200pF, ±3%, 1500V CD, 220pF, ±10%, 500V CD, 220pF, ±10%, 500V PF, 5100pF, ±3%, 1800V CD, 2200pF, ±10% PF, 0.22µF, ±20%, AC250V CD, 2200pF, ±20%, AC400V CD, 2200pF, ±20%, AC400V CD, 4700pF, ±20%, AC250V CD, 4700pF, ±20%, AC250V DY, Supplied with V901 Coil, Degaussing, TSB-2329BR Transformer, Flyback, TFB4117AR Transistor, 2SD2253(FA) Fuse, 3.15A Fuse, 0.8A Power Cord Switch, Power, 2C2P Socket, CRT, 10P Protector, PRF2000, 125V, 2A Protector, PRF5000, 125V, 5A Protector, PRF2000, 125V, 2A Protector, PRF1000, 125V, 1A Picture Tube, A59TMZ40X06
5. Watching the picture well, adjust the SUBBRIGHT. Control in the position where the picture does not show evidence of blooming in high bright area and not appear too dark in low bright portion. 6. Check the proper picture variation by rotating the CONTRAST and BRIGHTNESS Controls to both extremes. 7. If the picture does not appear dark with the CONTRAST and BRIGHTNESS Controls turned to the minimum, or not appear bright with the controls turned to the maximum, adjust the SUB-BRIGHT. Control again for the acceptable picture. Figure 4. Picture IF Alignment 1. In the TV set of initial lot of production, SAA5290ZP/024 is used for QA01. But replace with SAA5290ZP/032 for servicing. 2. When QA01 only is replaced, it is not necessary to change the mode data. 3. When memory IC (QA02) is replaced, change the mode data in the manner below. 1. OUTLINE In the service mode, MODE DATA adjustments can be made easily with user remote control unit. (CT-9689 only) 2. SERVICE MODE OPERATION 2-1. How to Enter the Service Mode
FOCUS ADJUSTMENT Adjust FOCUS Control on FLYBACK TRANS. (T461) for well defined scanning lines in the centre area on the screen. DELAYED R-F AGC ADJUSTMENT 1. Tune the set in the strongest station in your area. 2. Turn AGC DELAY Control (R151) on MAIN Board to fully counterclockwise position. 3. Adjust AGC DELAY Control clockwise until noise (snow) disappears on the screen. CRT GREY SCALE ADJUSTMENT 1. Press VIDEO INPUT button on Remote Control unit to turn TV to video input mode. (Video input should have no signal.) Next press PICTURE SELECT button to select function and set CONTRAST to minimum, BRIGHTNESS to maximum, COLOUR to minimum. 2.Turn the SCREEN Control (on T461) fuly counterclockwise. 3. Set the RED, GREEN and BLUE CUT OFF Controls (R557, R558, R559) counterclockwise to the centre position. 4