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Aiwa TV-A2110, Service Manual

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SERVICE  MANUAL

DA

TA

COLOR TELEVISION

TV-SA2055

KE

S/M Code No. 09-00B-431-5S1

SUPPLEMENT

•

This Service Manual contains the additional information “DISASSEMBLY
INSTRUCTIONS” and “ADJUSTMENT” for the model TV-SA2055 (KE).
If requiring the other information, see Service Manual of TV-SA2055 (KE),
(S/M  Code No. 09-005-431-5R1).

Summary of Contents for TV-A2110

Page 1: ...e No 09 00B 431 5S1 S U P P L E M E N T This Service Manual contains the additional information DISASSEMBLY INSTRUCTIONS and ADJUSTMENT for the model TV SA2055 KE If requiring the other information se...

Page 2: ...ap would come off from the CRT anode button easily causing an accident Do not turn the anode cap 3 If the anode cap is turned in the direction of its circumference the hook is likely to come off 2 2 A...

Page 3: ...e cap after installing it Never re use the hook when it has been deformed 1 If the anode cap is turned after it is installed it may come off Therefore arrange the high voltage cable before attaching t...

Page 4: ...could turn and cause an installation defect 4 Turn over the rubber cap symmetrically on the left and right See Figure 3 4 Caution Take great care not to damage the anode cap Figure 3 3 5 Fit your fore...

Page 5: ...ap turned over and visually check that the hook is engaged securely 9 Release your hand from the rubber cap of the anode cap Caution Cover the anode cap so that it does not lift 10 Hold the skirt of t...

Page 6: ...he direction of arrow 1 See Figure 4 1 5 MAIN C B PWB MAIN REMOVAL 1 Remove connector CNA900 2 Remove connector CN801 3 Remove connector CN802 4 Pull out the MAIN C B in the direction of the arrow 2 S...

Page 7: ...of about 0 3 V with flat envelope Confirm that ratio of the burst signal amplitude and the red signal amplitude is 0 30 0 66 If the output signal does not conform with the specifications calibrate the...

Page 8: ...wise looking from the CRT s back screen and disengage Be careful not to loose the lock ring too much If the magnet assembly has become shifted during adjustments secure it to the position in Fig 1 4 3...

Page 9: ...ing at the screen adjust the tilt of the deflecting yoke and tighten the DY lock screw 8 Shift the magnet assembly to the front toward the CRT funnel stop movement before the adjustment position and t...

Page 10: ...ke and the surface of the CRT funnel in order to secure the deflecting yoke Refer to Fig 1 9 Position of wedge Fig 1 9 Wedge Wedge Wedge In Fig 1 8 the two 6 pole magnets are stacked together so as to...

Page 11: ...e by pressing the TEST key on the remote controller Fig 1 2 Press the AV MODE key and confirm the condition of the distinction switch Choose any one of the destination and check the display data Refer...

Page 12: ...xadecimal figures Sample calculation of displayed hexadecimal figures HEX 1 2 3 4 The display will be reset to 0000H when the accumulated hours exceed 7FFFH 32768 hours Adjustment Mode Operation Metho...

Page 13: ...HARP VIDEO 20 48 TINT MIN 00 49 TINT MAX 7F 50 TXT RGB MAC 2D 51 ABL GAIN 00 52 VAGC 00 53 WHITE PEAK 00 54 MUTE 55 AF GAIN 56 VIDEO POL 57 BPF TOF 58 CHROMA TRAP 59 HALF TONE 60 COLOR SYSTEM 61 CW SW...

Page 14: ...rocedure as PAL 1 2 V POS Vertical Positioning Adjustment PAL Adjustment Menu No 15 Page 1 2 Input signal Crosshatch Measuring instrument Pattern generator PAL Using the volume keys on the jig remote...

Page 15: ...nput signal Crosshatch Measuring instrument Pattern generator NTSC Use the CHANNEL key to scroll through the adjustment menu and select No 89 To adjust follow the same procedure as PAL 1 5 PIF VCO Vid...

Page 16: ...mote controller to increase the numeric figure of the 5 B DRIVE up to more than 60 in hexadecimal figure till the color becomes bluish 2 6 Then reduce the numeric figure to the point where the bluish...

Page 17: ...u No 26 Page 3 2 Input signal Black signal Measuring instrument Oscilloscope Measuring instrument Pattern generator SECAM Test point CNA3011PIN 1 Connect oscilloscope to the test point 2 Use the volum...

Page 18: ...ator NTSC Test point CNA3013PIN B OUT 1 Connect oscilloscope to the test point 2 Using the volume keys on the jig remote controller adjust the top excursions of waveform to be linear Fig 3 6 4 V LINEA...

Page 19: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 Printed in Singapore 9620450...

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