Tatung CM-1496 Series Скачать руководство пользователя | Manualshive

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Содержание CM-1496 Series

Страница 1: ...SERVICE INFORMATION MODEL CM 1496X CM 1498X COLOR DISPLAY MONITOR...

Страница 2: ...VERTICAL DEFLECTION CIRCUIT 6 5 4 HORIZONTAL DEFLECTION CIRCUIT 6 5 5 DYNAMIC PINCUSHION CORRECTION CIRCUIT 7 5 6 VIDEO CIRCUIT 7 5 7 MODE CONTROL CIRCUIT 8 5 8 SELF TEST 9 5 9 SIGNAL CABLE PIN CONNEC...

Страница 3: ...I 1 Ii I II...

Страница 4: ...I 9 Ii I...

Страница 5: ...Miniature D shell male 15 Pin connector DISPLAY TUBE DATA AREA LINEARITY IHSCONVERGENCE WHITE COLOR COODINATES USER CONTROLS 14 l3V 90 degree deflection 0 31 mm dot pitch CM 1496X 0 28mm dot pitch CM...

Страница 6: ...ith various industry graphic standards such as the IBM VGA PS 2 super VGA 800X600 IBM 8514A l024X768 and incorporates the automatic vertical sizing circuitry that provides automatic sizing resolution...

Страница 7: ...ctified amplitude fluctcations of the feedback coil the control amplifier operates with an input voltage of approx 2V and a current of a prox 1 4mA depending on the internal voltage reference The over...

Страница 8: ...so allowing a correct centering of the output voltage R308 and C308 in conjuction with R307 and R310 applied at the feedback input Pin 12 of 0301 a small part of the parabola available across C309 an...

Страница 9: ...ered and rectified by the FBT T403 to obtain high voltage of about 22 0KV tor anode of CRT 5 5 DPC CIRCUIT The Side Dynamic Pincushion Correction circuit Side DPC modulates the raster width as a funct...

Страница 10: ...12 14 are connected When Hf 35KHz Q203 13 14 are connected the time constant of Hor osc circuit will be changed 4 HOR PHASE CONTROL When Hf 31KHz Q203 15 2 are connected When Hf 35KHz Q203 15 1 are c...

Страница 11: ...at 0304 5 Once the pulse in L condition C322 will discharge by the way of D312 So C322 cannot have enough voltage to saturate 0305 Then Q213 14 13 will disconnected and R207 is disabled Only R241 is...

Страница 12: ...ut horizontal sync input adjust R422 31 5KHz and R405 35 5KHz to get the color bar in an upright position 6 5 PINCUSHION Straighten the side lines with R327 and R328 6 6 WIDTH djust the data area widt...

Страница 13: ...here to get the brightness just disappears Turn the achieve 0 5 F L brightness VR to max the color coordinates and adjust the R910 R940 and R970 to X 0 313 Y 0 329 roughly and brightness Use full fiel...

Страница 14: ...agnet BLU RcD U f I I REO _ I I I Fig 6 2 RED SLU GAN r ff RcD I _ __ __ l _ I BLU I GRN I I I l Fig 6 3 4 Adjust two tabs of the 4 pole Magnets to change the angle between them and superimpose red an...

Страница 15: ...C POSITIV NEGATIVE V SYNC V SYNC NEGATIVE POSITIVE VIDEO 1_ R I U o SYNC POLARITY POSITIVE NEGATIVE 8514 A 800X600 COMPATIBLE 35 52KHz 35 16KHz 28 15 28 44 3 92 2 1 25 3 56 22 8 22 22 0 18 0 67 60Hz 8...

Страница 16: ...age l 7 TROUBLE SHOOTI Measure 90V Pin on the Main Board PWB 1561 NG I Check the SMPS Unit NG Check 0402 0401 0406 H V Output Circuit NG Check the SMPS Unit PWB 1345A NG Check 6 3V Pin on the Video Dr...

Страница 17: ...ignal Connector on the Personal Computer JOK Check the Signal Housing NG Connect Signal Housing to P901 on PWB 1299B P901 on PWB 1299B OK 1 0K Check 12V Line on PWB 1299B ING OK Check SMPS 12V Line Ch...

Страница 18: ...ace 0801 OK NG I I Check Ra08 Ra10 Replace R80a Ra10 OK Check B 250V 350 V dc NG Check Rectifier Ckt OK NG I I Check 0803 Replace Oa03 OK NG I I Check Oa20 0824 Replace Oa20 Oa24 OK I I NG I I Check I...

Страница 19: ...normal Vertical Height Horizontal Line y N Check 20V Line OK NG Check Fusiable R320 OK Check 0306 0307 R340 Q301 17 Too High or Too Low Check SMPS 20V Line Check R304 R340 R312 R208 R207 R241 R211 R31...

Страница 20: ...r _ t J f Abnormal Hor Width Check B 90V Line OK NG Re adjust L402 OK NG Check L403 R420 C422 OK Check RE810 Q214 QE801 QE802 Adj R813 on PWB 1345A I Replace L402 I 18...

Страница 21: ...tal sync Check H Sync Check PWB 1561 0201 5 H Sync Intput OK NG Check PWB 1561 0201 6 H Sync Output OK NG Check 0402 0406 R404 C402 R427 R445 Check Signal Cable on Personal Computer or P403 on Main Bo...

Страница 22: ...eck fi L I V Sync Check PWS 1561 0201 12 v Sync Input OK NG Check PWS 1561 0201 8 V Sync Output OK ING I Check Q301 R301 C301 R311 C311 C310 Check Signal Cable on Personal Computer or P403 on Main Soa...

Страница 23: ...Two Color Missing Check Signal Cable on the Personal Computer and Chassis OK Check 0501 R G B Signal Input 3 7 11 OK Check 0501 R G B Output 21 25 29 OK NG Check 90V on P502 OK NG Check 0901 0902 093...

Страница 24: ...Abnormal Side Pincushion Distortion Re adjust R327 NG Check T402 Q302 Q303 R326 R328 C316 R336 i l 22...

Страница 25: ...31 5 KHz 35 5 KHz Chage Check Q211 I 8 12 5 1V NG Check VP f VP 1 0 5 0 1V 31 5 KHz OK NG Check PWB 1561 Q211 Q212 Q209 Q214 QE801 QE802 Check 12V Line on PWB 1561 P802 Re adj R235 on PWB 1561 23 Che...

Страница 26: ...cal Height Check Q201 12 V Sync OK NG Replace Q201 Q212 Q206 Check Q208 0202 0204 0205 0208 OK NG NG Check Q212 1 H 31 5 KHz B Abnormal 31 5 K Hz 35 5 KHz Hor Hold Hor Phase Change Check PWB 1561 P1 P...

Страница 27: ...CAPACITOR POLYESTER CQ92M 5214410012 CAPACITOR ELECTROLYTIC CE04W 5214247991 CAPACITOR ELECTROLYTIC CE04W 5213510091 CAPACTIOR ELECTROLYTIC CE04W 5232710301 CAPACITOR CERAMIC CK45 E DC 5213522091 CAP...

Страница 28: ...FM CF93T 250V 0 22MFJ CF93T 250V 0 33MFJ B DC SOV 3300 00PFK F DC 50V 0 10UFZ CE04W 200V 47 00UFM CQ92M 100V 0 10UFJ 50 47n F 10V lOu 16V 330u 16V 47u 63V 0 22u 5 16V 4 7u RD S B 1 2W 120 00 J RD S B...

Страница 29: ...0295 RESISTOR CARBON FILM RD S B 1 4W 3 00K 5142824295 RESISTOR CARBON FILM RD S B 1 4W 2 40KJ 5142812395 RESISTOR CARBON FILM RD S B 1 4W 12 00KJ 5162161720 RESISTOR VR PN06FB502AR F5X5 B 5 00KOHM 51...

Страница 30: ...09923 Ie DIGITAL GS GD74LS86 QUAD EOR GATE Q203 6645009002 Ie DIGITAL MOS HIT HD14053BP O8 RA 6645010300 IS DIGITAL NS DM74LS138 3T08 DECODER DEMUL Q208 RB 6546010310 IC DIGITAL MOT SN74LS138 3T08 DEC...

Страница 31: ...1000 00PFK C992 5234333101 CAPACITOR CERAMIC CK45 B DC 2KV 330 00PFK C993 5214410012 CAPACITOR ELECTROLYTIC CE04W 250V 10 OOU FM RESISTOR R210 R212 5142810295 RESISTOR CARBON l ILM RD S B 1 4W 1 OOKJ...

Страница 32: ...2 C840 C845 C824 C825 C831 C835 C850 C832 C836 C841 C843 C846 C851 ASSEMBLY PCB POWER PWB 1345A 5215310101 CAPACITOR ELECTROLYTIC 105C CE04W 5215347101 CAPACITOR ELECTROLYTIC 10SC CE04W 5215310101 CAP...

Страница 33: ...95 RESISTOR CARBON FILM RD S B 1 4W 220 00KJ 5142801095 RESISTOR CARBON FILM RD S B 1 4W 1 00 J SEMICONDUCTORS 0801 RA 6611024700 DIODE RECTIFIER BRIDGE 0801 RB 6611024701 DIODE RECTIFIER D80S RA 6611...

Страница 34: ...SISTOR R344 R345 R346 R347 R348 R349 R350 R351 ASSEMBLY VERTICAL SIZE CTL PWB 1627 5275122491 CAPACITOR METALLIZED P E 5213347991 CAPACITOR ELECTROLYiIC CF93M 63V CE04W 16V 5130315104 RESISTOR METAL O...

Страница 35: ...SEE SAW AC250V TV5 FD SDDTA3007U TT ALPS SDDTA3 ASSEMBLY SIGNAL CABLE P505 5057404226 ASSEM CABLE ASSEMBLY CRT CM1498X U02 COILS AND TRANSFORMERS L991 5060117901 COIL DEGAUSSING MISCELLANEOUS V901 RA...

Страница 36: ...601 R808 120K 102 2KV 4r IW IW C816 O Olu R812 8 2K R806 100 100 0808 R816 V09E 100 2W R806A C803 C8 I I C8 I0 C8 I3 IOOU I04 I54 O 0 IU 16V R801 50 I I 5 II 9 II C845 R821 472 220K 500V C817 220u 250...

Страница 37: ...n 0 C8 O n l CAUT ION FBOI HA 250V rOR CONTINUED PROTECTION I AGAINST A RISK OF FIRE REPLACE ONLY WIHi SAME TrPE 2 5A 250V SLOW BLOW FUSE 2 II C827 R826 D LBO CB30 CB2 E56150 A TT 2 94V O PW8 1 2BA 50...

Страница 38: ...fB01UA 250V FOR CONTINUED PROTECTION I 1 GAINST A RISK OF fiRE REPLACE ONLY WITH SAME HPE 2 5A 250V SLOW BLOW FUSE 2 It Q C827 I R825 D L804 I C8JO C829 E56150 Ar TT 2 94V O PWB 1428A 505J214281 W 01...

Страница 39: ...R448 ig 9 1 MAIN CIRCUIT BOARD LAYOUT C4 5 RE810 HI WI 01 Fig 9 c I CStJ Fig 9 3 VI t JJt 1 C593 1 R596 0596 L sg 4 Cl L N 0 0597 C o z o 1 1...

Страница 40: ...V t R906 1 5K 5W rIr 6 150P 33 470 4 7U r1 r l 1 1 r 4 R968 C963 10K 0 22 IW 125V R96 L96 i 22 2 2Lr R97d Wv 50K R BGK R969 100 R965 100 112W C993 r w IOU 2S0V r 5901 R966 1 5K 5W R993 5961 1 8 1 2W 3...

Страница 41: ...BC P 0 R213 IK R561 R531 R501 75 75 75 R216 R215 R214 I IK I IK I IK PWB 1299B J 1 C591 O OIU C504 2 2U 0963 152076 C534 0501 R535 2 2U MSI3B7 B2K R971 430 0595 152076...

Страница 42: ...201 f 152076 C20 O 1 50Y _ _ J 1 i Clc _ru 10V I I I n02 74lS I23 FOR yun SYNC DELAY USE fR 2 V SYNC O i f CD r 030 2SClel t k V OYL rF I J C 1 L Tv 160V 4 LL _ t_ _________ _ 1 2W R338A 300 C31 4 IOu...

Страница 43: ...4e 0312 f J J 220 IS I 5 A3 46 CUI 16K 0 22 R3 47 C32 Z 3a 4 71 1 R 40 16V 1 01 v CY L rm l IH CY r r t 01 IC IC Ir i IO 0 0 O C O I 2 0 1 1 1 4 60V t J 12 ___ __ 7 _ IIOV 2m c I rr r 2SC 2J 112 W L...

Страница 44: ...R CM 1498X UOI CIRCUIT DIAGRAM BRAND NAME T l TUNG MODEL eM 1 198X UO i BRANO NAME GlASS I S NO NOTE V901 CRT DY MODE I MODE I 2 3 MODE 2 MODE 1 5 rW8 1627 NOTE I IF 1 30 1 USES MOTOROLA Ie R3 15 IS 1...

Страница 45: ...03 6 2K hj 001 j jI C535 47U RS33 6 2K ro5t 0 01 I 1 c F rliC533 mCS6S 0 01 33DU IO I 1 RS6 RS63 R565 2 2K 2K II Ii alU J rlrC 63 o 01 GIC I J 130 0 90V 0 o m 12v 0 I 0901 15583 R903 680 R II m 0901 0...

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