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AKAI CT 2867 UNT General Information Also Covers CT 2567 UNT CT 2865 UNT CT 2161 UNT CT 2565 UNT 1 Service Adjustments Note! Before other adjustments U1 voltage must be adjusted. Display Note V.MID-POS. ... Adjust centre of the test picture vertical to ... a centred pos. (bottom half is black). V.TOP-POS. ... Adjust top edge (bottom half is black). V.AMPL. ... Adjust bottom edge. H.SHIFT ... Adjust centre of the test picture horizontal ... to a centred position. H.AMPL. ... Horizontal amplitude P.AMPL. ... Horizontal cushion P.TILT ... Horizontal trapeze R.CORN. ... Corner correction (starting SPL21 R 02) S.COR. ... Vertical linearitдt (starting SPL21 R 02) GREEN ... See adj. "G2- and colour temperature" BLUE ... See adj. "G2- and colour temperature" RED ... See adj. "G2- and colour temperature" ACl ... (ON/OFF)SPL70 EQUALIZER ... (ON/OFF)SPL70 OSD SHIFT IN VAR: ... (ON/OFF) starting SPL50 R 01 FRONT AV: ... (ON/OFF) LOUDNESS: ... (ON) C4 BIT CHECK: ... (ON) NICAM: ... (ON/OFF) CARRIER-MUTE: ... (OFF) VT CHAR: ... West / East1 / West Turkey / East2 FLYB MODE: ... (ON=NTSC) as from SPL21 R02 AGC ... See adjustment "AGC". ZOOM ... (ON/OFF) CORING ... (ON/OFF) 1. Press the blue MENU button twice. 2. Activate TV-PROGR option by pressing the cursor button v or w . 3. Enter one of the mid range UHF channels by using the number buttons, e.g. ch. 38 (607.25 MHz). 4. Select the frequency tuning menu by pressing the green button. 5. Select AFC option and change it to ON by using the cursor buttons or . 6. Adjust the frequency to 607.25 MHz with ZL22 (even with other channels, always set to xxx.25 MHz). 7. Return to normal TV mode by pressing the TV button. Audio IF calibration 1. Feed in a test picture. 2. Connect an oscilloscope to pin 12 of TDA 2545. 3. Adjust for minimum picture content with the ZL02. v Recommended Safety Parts Item RK 55 RK 56 RK 60 RK 72 RK 73 RO 30 CK 51 CK 52 CK 61 CO 01 CO 07 CO 30 CO 32 NE 50 FO 01 FO 02 TK 60 TK 60 (4800) TK 60 (4876) TO 30, 40 NE 50 SE 01 SE 01 XH 01 (CT2565/2865) 4) 28" 4) 25" 8) 25" 8) 28" 15) (CT2567/2867) 14) 25" 4364 2503 4364 2803 4588 0813 4588 0814 4131 4380 4774 0006