Memorex MVT2196 Скачать руководство пользователя страница 22

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CHASSIS EXPLODED VIEW (BOTTOM VIEW)

I-4

302

M2001

511

340

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341

510

343

511

503

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322

350

513

307

354

326

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504

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512

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517

PART NO.

CLASS

MARK

GREASE

G-555G

G-488M

KYODO OIL SLIDAS No. 150

OIL

FL-721

NOTE: Applying positions AA, AB, AC and BA for the

grease or oil are displayed for this section.
Check if the correct grease or oil is applied for
each position.

Содержание MVT2196

Страница 1: ...R SPEAKER POWER SOURCE POWER CONSUMPTION 5 C to 40 C 20 C to 60 C VHS 2 rotary heads helical scanning system Luminance FM azimuth recording Color Signal Converted subcarrier phase shift recording Video 2 Rotary Heads Audio Control 1 Stationary Head Erase 1 Full Track Erase Head 12 65 mm high density tape 1 track Approx 3 40 T 120 Cassette Approx 2 50 T 120 Cassette SP 33 35 mm sec LP 16 67 mm sec ...

Страница 2: ...RVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER MVT2196 REVISION 1 MFR S VERSION C Please file this revision with the original version C A MFR S VERSION OEC7034B OEC7034A IC101 F2QSB02 EP15BB M2001 ...

Страница 3: ...THE REPLACING OF MEMORY IC MFR S VERSION A MFR S VERSION C ADDRESS DATA DATA 14 94 04 Change of CAPSTAN DD UNIT CHASSIS REPLACEMENT PARTS LIST MFR S VERSION A MFR S VERSION C REF NO PART NO DESCRIPTION PART NO DESCRIPTION M2001 1594J98007 CAPSTAN DD UNIT EP15BB 1510398030 CAPSTAN DD UNIT F2QSB02 NOTE FOR THE REPLACING OF MEMORY IC MFR S VERSION A MFR S VERSION C ADDRESS DATA DATA 10 6C C0 11 2B 68...

Страница 4: ...4013 2SC2412K SW Q4006 2SC1317 BIAS OSC Q4010 2SC2412K BUFFER W815 W809 W816 W813 W844 W845 W817 W833 W854 W856 W868 W808 W823 W825 Q4012 2SA1037AK BUFFER Q4003 2SA984K SW Q4011 2SA1037AK BUFFER Q4005 2SA1318 DRIVER L4012 100uH L4005 100uH L4009 100uH L4002 100uH 0607 L4006 100uH L4010 220uH L4004 100uH 0607 L4015 100uH DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH P...

Страница 5: ...1024 47 6 3V KS Q1015 2SC2412K INVERTER Q1002 2SC2412K SENSER SW Q1016 2SC2412K INVERTER Q1023 2SC2412K X_RAY_SW Q1017 2SC2412K BUFFER Q1018 2SC2412K BUFFER TP1001 SERVICE W804 W819 W839 W840 W841 W843 W842 W810 W851 W814 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS D1014 MTZJ5 1B D1004 RD12FB TP1002 H SW TUNER VIDEO SIGNAL AT 5 6V P CON 5V P CON 12V SDA SC...

Страница 6: ...00 1 2W R1069 1 5K R1065 10K C1004 220 35V YK C1036 330 6 3V YK C1037 220 6 3V KS C1056 470 6 3V YK Q1006 2SC2412K P CON SW W807 W838 W803 W818 Q1019 2SB1134R P CON 5V DRIVER DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS CAP_VCO P CON 5V MOTOR_GND P CON 12V P CON 9V P CON 5V GND P CON 5V CAP_VCO AT 5 6V P CON 12V MOTOR_GND GND POWER_FAIL DC VCR_POWER_H AT 30...

Страница 7: ...2 75 C4220 100 10V YK W980 W822 Q4212 2SA1037AK BUFFER Q4210 2SA1037AK MUTE SW L4205 100uH DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS D4201 MTZJ5 6B D4207 MTZJ6 8B TP4201 V OUT TUNER VIDEO SIGNAL SOUND SP_OUT IIC_OFF SDA SCL GND AT 5 6V REC_LED T REC_LED P CON 9V KEY_B KEY_A REMOCON_IN TV_POWER_H EXT_MUTE SOUND_GND AGC B OUT FRONT_AUDIO FRONT_VIDEO Y C_VI...

Страница 8: ... 1 50V KS C652 0 47 50V KS C626 10 16V KS C624 1 50V KS C625 1 50V KS C643 0 47 50V KS C618 100 6 3V KS C668 2 2 50V KS C601 1 50V KS C617 0 47 50V KS C667 1 50V KS C634 47 16V KS C660 0 47 50V KS C605 2 2 50V KS C656 220 10V YK C611 10 50V KA C633_3 33 16V KA C638 470 16V YK C645 100 16V YK C623 1 50V KS C621 1000 6 3V YK C654 0 22 50V KS C659 10 16V KS W821 W829 W860 W861 W863 W864 W865 W862 W83...

Страница 9: ... CAUTION OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP352 B2B EH A 1 2 CP353 B2B EH A 1 2 C354 2200 25V YK C356 10 16V KS C359 0 1 B R356 10K R353 68K R359 68K R367 100K C352 100 16V KS C357 10 50V KA C355 10 16V KS Q351 2SC2412K MUTE SW W858 W801 W827 W853 W859 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH ...

Страница 10: ... 47K 3W R517_1 2 2 3W R512 27K 1W R526 1 2 3W R510 1 2 3W R501 2 2 7W CP502 TV 50P 02 A1 1 2 F501 5A125V 233005 F502 2 5A250V 23302 5 FH503 EYF 52BC FH504 EYF 52BC FH502 EYF 52BC FH501 EYF 52BC TH501 PTH451C460BG3R0Q140T 1 2 3 RY501 SDT SS 109DM 1 2 3 4 2 1 L503 8R200026 DEGAUSS COIL CP501 THL P03P B1 1 2 L501_1 9 000074 1 2 3 4 L502_1 SU16V 20030 1 2 3 4 CP810 8283_1012_00_000 1 10 2 3 4 5 6 7 8 ...

Страница 11: ...0V SL C412 390P 500V B C409 0 0022 M C411 0 47 100V TF C402 0 001 M C423 0 47 250V ECWF C450 0 001 2KV BP C425 270P 2KV BP C405_1 1 TF C418 1 160V VZ C433 22 100V VZ C401 4 7 50V YK C403 10 50V YK C421 1000 35V VZ OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MAR...

Страница 12: ...TING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION R802 15K 2W R805 15K 2W R810 15K 2W THE DC VOLTAGE AT EACH PART ...

Страница 13: ...C751 100P B C752 0 1 F C779 0 001 B W812 W805 W811 W806 W802 R350 56 1 2W R351_1 56 1 2W R761 270 R754 270 R793 270 R775 820 R778 820 R776 1K R777 1 5K R771 1K R772 1 5K R773 2 7K R774 5 6K R766 100 1 2W D793 SLZ 936C 11 S T1 REC OTR D791 SLZ 936C 11 S T1 T REC D792 SLZ 936C 11 S T1 POWER PLAY C755 220 6 3V KS C382 47 16V KA H E H E J701_1 JPJ3811 01 430 1 2 3 4 CD757 CH2A014A 1 10 2 3 4 5 6 7 8 9...

Страница 14: ...INTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP102 173979 2 1 2 S102 S101 S104 S103 S106 S105 Q102 RPT 38PB113 EOT SENSOR Q101 RPT 38PB113 BOT SENSOR CP101 52044 0445 1 2 3 4 G 22 G 21 M101 FROM TO MICON FROM TO MICON DECK SCHEMATIC DIAGRAM 0 5 1 EOT VCC PCB550 VE8851 LOADING MOTOR 0 5 1 LDM LDM BOT VCC ...

Страница 15: ...E GND TV POWER_H VCR POWER_H ACL H OUT SOUND GND SOUND B X RAY AFC V OUT V PULSE GND TV POWER_H VCR POWER_H SP OUT SOUND OUT SOUND GND GND FRONT VIDEO IN GND CP351 CP757 P CON 9V GND AT 30V MOTOR GND AT 5 6V AT 12V AT 12V P CON 9V GND AT 30V MOTOR GND AT 5 6V AT 12V AT 12V CP101 H5002 FULL ERASE HEAD ASS Y VE8851 PCB550 DECK PCB Q102 CP102 EOT VCC 2 1 2 1 EOT SENSOR M101 LOADING MOTOR LM BOT SENSO...

Страница 16: ... 5ms div 7 50 0V 20µs div 6 50 0V 20µs div 11 PB 0 5V 0 5ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE DEFLECTION DEFLECTION CRT POWER TV 12 PB 100mV 1ms div 14 PB 0 5V 20µs div 13 PB 50mV 0 5ms div 15 POWER ON 0 5V 20µs div POWER TV Y C AUDIO HEAD AMP H 1 ...

Страница 17: ... 30 POWER ON 200mV 20µs div 29 POWER ON 0 5V 20µs div 24 POWER ON 1 0V 10µs div 23 PB 1 0V 5ms div 28 POWER ON 5 0V 5ms div 27 POWER ON 20 0V 20µs div 22 PB 1 0V 5ms div 21 PB 1 0V 0 5ms div 26 POWER ON 0 5V 10ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE MICON IN OUT H 2 ...

Страница 18: ...1ms div 33 POWER ON 0 5V 20µs div 34 POWER ON 200mV 20µs div 35 POWER ON 10 5V 20µs div 36 POWER ON 200mV 1ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CHROMA IF SOUND AMP H 3 ...

Страница 19: ...8 138 117 117 117 117 130 202 202 204 202 122 128 202 202 202 PCB030 OPERATION PCB ASS Y 205 113 115 116 114 121 119 118 120 206 205 101 129 131 B 133 SP351 134 205 133 SP352 134 205 136 PCB070 MAIN PCB ASS Y 218 FB401 105 212 137 217 106 215 110 107 108 110 215 216 109 213 A 217 112 111 212 111 212 ...

Страница 20: ...MECHANICAL EXPLODED VIEW PCB010 SYSCON PCB ASS Y B 203 203 203 104 207 220 214 201 TU601 103 102 201 208 125 A 111 210 126 210 123 127 211 206 206 112 112 135 I 2 111 212 124 209 ...

Страница 21: ...319 349 318 336 328 512 314 508 313 370 309 355 502 H5002 511 A M101 509 369 371 372 502 502 PCB550 DECK PCB ASS Y 303 AA AA AA AA AA AA AA AA AA AA AB AB AA AA BA AA AA 352 PART NO CLASS MARK GREASE G 555G AA G 488M AB KYODO OIL SLIDAS No 150 BA OIL FL 721 AC Applying positions AA AB AC and BA for the grease or oil are displayed for this section Check if the correct grease or oil is applied for e...

Страница 22: ...32 346 311 333 346 312 331 514 344 512 330 AA AA AA AA AA AA AA AA AA AA AA AA AA BA AC AA 517 PART NO CLASS MARK GREASE G 555G AA G 488M AB KYODO OIL SLIDAS No 150 BA OIL FL 721 AC NOTE Applying positions AA AB AC and BA for the grease or oil are displayed for this section Check if the correct grease or oil is applied for each position ...

Страница 23: ... PLATE SPEAKER 134 800WFA0005 CUSHION 10x15xT3 135 753WSA0118 PLATE EARTH SYSCON 136 7260000308 SHEET CRT SERVICEMAN 137 HEAT SINK 138 800WR00066 SHEET CRT SUPPORT D 201 8117540B04 SCREW TAPPING B0 TRUSS 4x20 202 8117540A64 SCREW TAPPING B0 TRUSS 4x16 203 8117140A24 SCREW TAPPING B0 PAN 4x12 204 8110630A24 SCREW TAP TITE P BRAZIER 3x12 205 8110630A04 SCREW TAP TITE P BRAZIER 3x10 206 8110630804 SC...

Страница 24: ...3 HEAD FULL ERASE HVFHP0032A 323 85OA900213 LINK ASS Y 324 85OA900216 LINK LEVER ASS Y M101 1596P78001 MOTOR LOADING MXN13FB11H 325 85OP200261 LEVER CLUTCH M2001 1594J98007 CAPSTAN DD UNIT EP15BB 326 85OP200262 RING CLUTCH M2003 1589V11006 MICRO MOTOR EP14BC 327 85OP200263 GEAR CLUTCH 328 85OP200271 REEL S PCB550 A4C701B550 DECK PCB ASS Y VE8851 329 85OP200273 STOPPER REEL S Q101 0000700320 TRANSI...

Страница 25: ...BP IC352 I0FSP75230 IC AN7523 C431 E02LTD100M CE 10 UF 250V IC401 I03SD78400 IC LA7840 C433 E53ZT8220M CE 22 UF 100V VZ IC501 I2BT066240 IC STR F6624 C434 P3N1F2223J CPP 0 022 UF 200V IC502 I0Q0978050 IC NJM7805FD C450 C01BBP713K CC 0 001 UF 2KV BP IC503 I0GA909RD0 IC PQ09RD08 C502 C13HB07H3K CC 0 0022UF 2KV B IC504 I0QK978120 IC NJM7812FA or C503 C13HB07H3K CC 0 0022UF 2KV B I1KA978120 IC KIA7812...

Страница 26: ...X120249 CONNECTOR PCB SIDE B2B EH A L502 029X000065 COIL LINE FILTER SU16V 20030 CP401 069W450039 CONNECTOR PCB SIDE TV 50P 05 V2 L503 028R200026 COIL DEGAUSS 8R200026 CP501 0697320039 CORD UX CONNECTOR THL P03P B1 L511 02A1281872 CORE TRIDAL KR16TT281807D CP502 069W420029 CONNECTOR PCB SIDE TV 50P 02 A1 L602 021LA6150K COIL 15 UH CP603 069E260129 CONNECTOR PCB SIDE 8283_0612_00_000 L604 021LA6R56...

Страница 27: ...01203 CRYSTAL 12MHz X1002 100C32R803 CRYSTAL 32 768KHz X4001 1006A3R504 CRYSTAL 3 579545MHz RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP POLYPROPYLENE CAPACITOR CPL PLASTIC CAPACITOR CMP METAL POLYESTER CAPACITOR CMPL METAL PLASTIC CAPACITOR CMPP METAL POLYPROPYLENE CAPACITOR J3 3 ...

Страница 28: ...438 Q406 IC501 C517 C516 FH504 FH503 D515 C521 C528 IC503 D411 C434 R542 CP502 D503 D501 TH501 R518 R441 R450 R448_3 R 5 0 5 CP501 D519 D512 W022 R 5 0 0 W015 W034 CP401 Q502 W031 C423 R503 R507 R506 D518 RY501 R553 Q503 CP803A HS503 HS501 W010 C560 C 5 0 7 W810 W001 W005 C540_1 C512 B502 D401 W033 R535 D505 W017 W018 W021 R456 W023 R529_1 TP404 R421 C537 C503 C502 C509 W007 W024 W821 R401 C411 W0...

Страница 29: ... R1001 W059 R4201 W093 W092 W091 W094 W097 W096 W140 W153 R4239 CP352 D1008 C1032 C1023 C4040 C4025 C1037 C4078 C1015 C1016 C1018 R4029 R1048 W078 W113 W084 W022 W024 TP4001 W064 R1083 R1050 R1087 D1014 CP351 B4002 C4220 R664 C621 L4009 R4014 W081 W098 W080 R1016 W051 W813 C356 C352 W112 CP4005 IC601 L602 X604 X1002 R4063 R4062 W099 D4004 W827 W101 R356 C618 X1001 CC002 CC001 R1008 R1028 R4025 R10...

Страница 30: ...642 R645 R637 R4213 R619 R4238 R4236 R625 C641 Q4212 R646 R648 R634 C644 R621 R618 Q602 R636 R359 R353 Q1006 C1066 C630 R635 R1044 C1028 C1029 R1045 Q1015 R1056 C1044 R1057 R1058 R1060 C1053 C1055 Q1016 C4002 C4001 R4005 C653 R631 R1059 R1055 C612 C4009 R4058 R4059 R1039 R1064 R4232 Q607 R4244 R1049 C642 R367 R653 R4204 R4017 C4079 C657 C4210 R4212 C1057 C1006 R1011 R1003 C1002 C1017 C647 R627 R62...

Страница 31: ...7 F 8 CD757 OS753 J351 D791 D793 D792 SW795 SW793 SW792 SW794 SW791 SW799 SW798 SW796 SW797 SW751 C382 R351_1 R350 W811 C751 C752 C755 R766 R754 R761 R793 W802 R778 R772 W002 W003 W004 W001 W005 C779 R775 R776 R777 C781 J701_1 W806 R773 R774 R771 W812 W805 CD351_1 ...

Страница 32: ...LATION CHECK PROCEDURE 1 2 3 4 Unplug the plug from the AC outlet Remove the antenna terminal on TV and turn on the TV Insulation resistance between the cord plug terminals and the eternal exposure metal Note 2 should be more than 1M ohm by using the 500V insulation resistance meter Note 1 If the insulation resistance is less than 1M ohm the inspection repair should be required Note 1 If you have ...

Страница 33: ...VAL OF DECK PARTS KEY TO ABBREVIATIONS SERVICE MODE LIST PREVENTIVE CHECKS AND SERVICE INTERVALS NOTE FOR THE REPLACING OF MEMORY IC SERVICING FIXTURES AND TOOLS PREPARATION FOR SERVICING MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS BLOCK DIAGRAMS TV BLOCK DIAGRAM Y C AUDIO HEAD AMP IN OUT MICON POWER OPERATION PRINTED CIRCUIT BOARDS MAIN CRT SYSCON OPERATION DECK SCHEMATIC DIAGRAMS Y C AUDIO HEA...

Страница 34: ...B Refer to Fig 1 4 1 2 3 4 Remove the 2 screws 2 Remove the 3 screws 3 Disconnect the following connectors CP810 CP820 and CD401 Remove the Main PCB in the direction of arrow TV VCR Block 2 UP TO RELEASE 1 1 B1 1 Fig 1 1 Front Cabinet 1 2 CRT PCB Refer to Fig 1 2 CAUTION BEFORE REMOVING THE ANODE CAP DISCHARGE ELECTRICITY BECAUSE IT CONTAINS HIGH VOLTAGE BEFORE ATTEMPTING TO REMOVE OR REPAIR ANY P...

Страница 35: ...ect the following connectors CP1005 CP1006 CP4001 CP4004 and CP4005 Remove the Deck Chassis in the direction of arrow 1 7 JACK PLATE AND SYSCON PCB Refer to Fig 1 7 1 2 3 4 5 6 7 Remove the screw 1 Remove the Syscon PCB in the direction of arrow A Remove the screw 2 Remove the nut 3 Remove the washer 4 Unlock the 2 supports 5 Remove the Jack Plate in the direction of arrow B Jack Plate 1 Deck Hold...

Страница 36: ...r Fig 2 3 B 2 4 CASSETTE HOLDER ASS Y Refer to Fig 2 4 Move the Cassette Holder Ass y to the front side Push the Locker R to remove the Cassette Side R Remove the Cassette Side L 1 2 3 Main Chassis Main Chassis Cassette Side L Cassette Side R Locker R Fig 2 4 2 5 CASSETTE SIDE L R Refer to Fig 2 5 Remove the Locker Spring Unlock the 4 supports 1 and then remove the Cassette Side L R 1 2 NOTE When ...

Страница 37: ...ion Adjust Unlock the 2 supports 3 and remove the Tension Band Ass y Unlock the support 4 and remove the Tension Holder 1 2 3 4 5 6 7 B2 2 Tension Holder 4 2 Tension Adjust Tension Band Ass y Tension Arm Ass y 1 Tension Spring Inclined S Ass y Fig 2 9 A NOTE When you install the Tension Adjust install as shown in Fig 2 9 B Refer to Fig 2 9 B Adjust the direction of the Marker to inside Fig 2 9 B 2...

Страница 38: ... HEAD Refer to Fig 2 13 A Remove the screw 1 Remove the A C Head Base Remove the 3 screws 2 Remove the A C Head and A C Head Spring 1 2 3 4 NOTE Do not touch the A C Head Use gloves When you install the A C Head Spring install as shown in Fig 2 13 B Refer to Fig 2 13 B When you install the A C Head tighten the screw 1 first then tighten the screw 2 finally tighten the screw 3 1 2 3 A C Head 2 2 A ...

Страница 39: ...e Middle Gear Remove the E Ring then remove the Main Cam Link Lever Spacer and P5 Cam Remove the Polyslider Washer 2 then remove the Pinch Roller Cam Remove the Polyslider Washer 3 then remove the Joint Gear 1 2 3 4 1 2 3 E Ring Middle Gear Main Cam Pinch Roller Cam Link Lever Spacer Joint Gear P5 Cam Fig 2 17 A NOTE When you install the Pinch Roller Cam P5 Cam and Main Cam align each marker Refer...

Страница 40: ...ve the Loading Gear Holder Remove the S S Brake Arm Remove the Incined S Remove the Incined T Remove the 2 screws 2 then remove the Guide Roller and O Ring 1 2 3 4 5 6 NOTE Do not touch the roller of Guide Roller 2 1 S S Brake Spring 2 Guide Roller Loading Gear Holder S S Brake Arm O Ring Inclined S O Ring Guide Roller Inclined T Screw Torque 0 7 0 2kgf cm Fig 2 20 B2 5 1 2 2 3 Loading Gear T Caps...

Страница 41: ...lop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SER SI ...

Страница 42: ...tor Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance C1 2 ...

Страница 43: ...TER VOL MIN 2 Adjusting of the Tracking to the center position NOTE Also can be adjusted by pressing the ATR button for more tan 2 seconds during PLAY VOL MIN 5 POWER ON total hours and PLAY REC total hours are displayed on the screen Refer to the PREVENTIVE CHECKS AND SERVICE INTERVALS CONFIRMATION OF USING HOURS Can be checked of the INITIAL DATA of MEMORY IC Refer to the NOTE FOR THE REPLACING ...

Страница 44: ... rubber and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head CONFIRMATION OF USING HOURS POWER ON total hours and PLAY REC total hours can be checked on the screen Total hours are displayed in 16 system of notation NOTE The confirmation of using hours will not be possible if clock has been set To reset clock either unplug AC cord and allow at least 30 minutes bef...

Страница 45: ...izontally Clean the full erase head in the same manner Refer to the figure below Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold it to the cylinder head softly Turn the cylinder head counterclockwise to clean it in the direction of t...

Страница 46: ...4 39 25 00 26 00 27 30 Table 1 1 2 3 Fig 1 ADDRESS is now selected and should blink Using the SET or keys on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA When DATA is selected it will blink Again step through the DATA using SET or until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further se...

Страница 47: ...or 2 heads model JG001A Color Bar 1KHz For 2 heads model JG001T X Value Adjustment For 2 heads model JG001B Monoscope 6KHz For 4 heads model JG001I Color Bar 1KHz For 4 heads model JG001P Hi Fi Audio For 4 heads model JG001S X Value Adjustment For 4 heads model JG002B VSR Torque Brake Torque S Reel T Reel Ass y JG002E Brake Torque T Reel Ass y JG002F VSR Torque Brake Torque S Reel JG005 Guide Roll...

Страница 48: ...Connect the Syscon PCB to the CRT PCB with the cable JG162Y Remove the Operation PCB from the set then connect it with the Syscon PCB If necessary connect CP351 Front A V Jack Input Terminal Short circuit between TP1001 and Ground with the cable JG154 Refer to MAJOR COMPONENTS LOCATION GUIDE The EOT BOT and Reel Sensor do not work at this moment At that time the STOP EJECT button is available to i...

Страница 49: ... video tape T 120 recorded in standard speed mode Set the unit to the PLAY mode Install the tentelometer as shown in Fig 1 3 Confirm that the meter indicates 20 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE JG100A 1 2 3 After confirmation and adjustment of Tension Post position Refer to item 1 2 load the cassette type torque tape JG100A and set to the PLAY mode Confirm tha...

Страница 50: ...Spring 2 CONFIRMATION AND ADJUSTMENT OF TAPE RUNNING MECHANISM Tape Running Mechanism is adjusted precisely at the factory Adjustment is not necessary as usual When you replace the parts of the tape running mechanism because of long term usage or failure the confirmation and adjustment are necessary 2 1 GUIDE ROLLER Playback the VHS Alignment Tape JG001 or JG001B Refer to SERVICING FIXTURE AND TOO...

Страница 51: ...he Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect CH 1 of the oscilloscope to TP4001 CH 2 to TP1002 and CH 3 to HOT side of Audio Out Jack Playback the VHS Alignment Tape JG001S or JG001T Refer to SERVICING FIXTURE AND TOOLS Press and hold the TRACKING AUTO button on the remote control more than 2 seconds to set tracking to center Set the X Value...

Страница 52: ...ARTS LOCATION GUIDE 1 2 3 4 5 6 7 8 9 11 10 12 7 8 9 10 11 12 P4 Post T Brake Spring T Reel Ass y Idler Ass y S S Brake Spring S Reel 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Control Head 6 X value adjustment driver hole D1 4 ...

Страница 53: ...is 2 3 0 05V 70dB 1 RF AGC DELAY 2 VIDEO LEVEL 3 FM LEVEL 4 OSD H 5 CUT OFF 6 7 8 0 RETURN Fig 2 2 2 3 VCO FREERUN 1 2 3 Receive the monoscope pattern AFT off Connect the digital voltmeter to TP601 Adjust the L610 until the digital voltmeter is 3 1 0 05V D2 1 TV SECTION 2 4 CONSTANT VOLTAGE 1 2 3 4 Using the remote control set the brightness and contrast to normal position Connect the digital volt...

Страница 54: ...B COLOR TV 1 2 3 4 5 6 7 Receive the color bar pattern RF Input Connect the synchro scope to TP801 Using the remote control set the brightness contrast color and tint to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 4 on the remote control The Fig 2 3 appears on the display Press the channel button 3 on the remote control Adjust the VOLTS RANGE VARIAB...

Страница 55: ...on on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum Fig 2 6 1 H PHASE 2 H BLK 3 V SIZE 4 V POSI 5 V LIN 6 V SC 7 V COMP 8 H FREQ 0 RETURN 2 14 VERTICAL SIZE 1 2 3 4 5 Receive the monoscope pattern Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig 2 1 and press the channel button 1...

Страница 56: ...ELECTRICAL ADJUSTMENTS 3 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE VCR SECTION SYSCON PCB CP603 TU6001 J4201 TP4201 TP4001 TP1002 C1003 D2 4 TP601 L610 TP1001 ...

Страница 57: ...ELECTRICAL ADJUSTMENTS TV SECTION MAIN PCB T501 FB401 FOCUS VOLUME SCREEN VOLUME VR502 TP401 J801 TP803 CRT PCB D2 5 TP801 ...

Страница 58: ...rming adjustments in section 4 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity magnets so the color at the ends are equally wide Move the deflection yoke backward to neck side slowly and stop it at the position when the whole screen is green Confirm red and blue colors Adjust the sla...

Страница 59: ...G2 FB401 V801 CRT Q806 BLUE AMP Q805 GREEN AMP Q804 RED AMP 9 4 Q605 CUT OFF P CON 9V 8 Q405 H DRIVE Q406 H OUTPUT HD 33 AMP 2 59 60 AC IN D501 D504 RECTIFIER F501 Q503 B 100V DRIVE Q502 100V DRIVE Q501 100V SW F502 6 14 4 12 T501 9 AT 30V 3 1 5V POWER REG IC502 NJM7805FD AT 5 6V 3 1 12V REG IC504 NJM7812FA AT 12V 3 1 SW REG IC501 STR F6624 IC506 ON3171R FEED BACK Q507 FEED BACK SW Q506 5V SW Q513...

Страница 60: ...E P R AFTER BEFORE PB BGA AFTER REC BGA P R B_UP AMP ACC 1 2 Y C MIX PIC_CTL ANR N C 1 NL DE EMP Y N R CLAMP P R C LPF P R P R P R Q4003 SW BIAS OSD L4003 Q4005 DRIVER Q4009 BUFFER Q4007 AMP CP4001 4 3 2 SP CH1 R SP COM SP CH2 L CYL FE HEAD HOT SCL FE HEAD GND SDA MICON POWER OPERATION 2 1 CP4004 FE HEAD CP4005 6 5 4 AUDIO PB AUDIO REC CTL HEAD AUDIO CONTROL 3 2 1 AE HEAD AE HEAD CTL Q4001 Q4002 A...

Страница 61: ...LOADING MOTOR DRIVER IC1003 BA6955AN SW1001 Q1015 INVERTER Q1016 Q1023 X_RAY_SW D793 D791 D792 Q1006 P CON SW Q1019 P CON 5V DRIVER Q4205 REC LED SW Q4206 T REC LED SW 1 4 3 2 2 3 4 1 4 3 2 LDM LDM BOT CP1006 1 CP1002 EOT Q1024 LED DRIVER P CON 5V 5 CYL DRIVE 7 6 5 CAP M F R FG VCO 3 CYL FG 1 CYL PG CP1005 4 CTL CP1004 1 4 3 2 1 3 4 2 1 3 4 2 Q1002 SENSOR SW AT 5 6V MS_SEN A Q1009 MS_SEN B Q1003 R...

Страница 62: ......

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Содержание MVT2196

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Memorex MVT2196, Руководство по обслуживанию, Страница: 22 / 62

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