Sanyo VHR-141 Скачать руководство пользователя | Manualshive

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Содержание VHR-141

Страница 1: ...1 MAINBOARDS 1 1 2 LOCATION FOR TAPE PATH ADJUSTMENT 1 2 ELECTRICAL ADJUSTMENT 2 1 Preparation 2 2 2 SERVO CIRCUIT ADJUSTMENT 4 2 3 VIDEO CIRCUIT ADJUSTMENT 6 2 4 Videotext DECODER CIRCUIT ADJUSTMENT 8 2 5 AUDIOCIRCUIT ADJUSTMENT 9 2 6 TUNER lFCIRCUIT ADJUSTMENT 9 s DISASSEMBLY PROCEDURES 3 1 REMOVAL OF REMOTE CONTROL UNITCASE 10 SP4 SP4V series REFERENCE No WM530862 ...

Страница 2: ...board VHR 150G 150E 150EX 150EE 1501 1501R 150HD 150SA 150PS 150 141 171and 17SP VD 1 MESECAMdet board VHR 150G 150EX 150EE 150PS 153G and 154G TM 8 VPS board VHR 150G 153G and 154G TM 6 Videotext decoder board VHR 153G and 154G g 1 2 LOCATION FOR TAPE PATH ADJUSTMENT NOTE Test DointTP182 and TP183 for tape path adjustment is shown in figure below For adjustment refer to the separate volume Mechan...

Страница 3: ...nect CNOI and CN02 of Relay jig VHJ 0084 into connectors of the PW I board and the Pre amp unit in the direction of arrow as shown in Fig 2 1 3 left Fix the relay jig with screw if necessary 4 Connect 12 pin 8 pin and 4 pin connectors of the Relay jig to connectors CN541 CNI 01 and CN201 on the CP I board respectively 5 Connect connector 1 from ACE head to CN06 of the Relay jig VHJ 0084 6 After fi...

Страница 4: ...to the ANT IN terminal of part of the horizontal sync signal the VCR The RF input signal is processed by the tuner and lFcircuit It is improtant that thevideooutput signal of the IF W05J031 circuit satisfies the items shown in Fig 2 1 5 Connect the oscilloscope to the VIDEO OUTPUT terminal of the video circuit and terminate with a 75f load and then check the video output signal The amplitude of th...

Страница 5: ...ol buttons simultaneously to the center position on the display T Adjust VR351 so that the phase of the leading edge of the vertical sync signal is delayed 6 5 y 0 5 H from the rise of the RF switching pulse waveform W20SOOS CTLpulse 1 12 1 msec RF switching pulse 1 Playback the recorded part and VCR in the SLOW SP mode by remote control unit 2 Press the tracking control buttons simultaneously to ...

Страница 6: ...ge of the RF switching pulse is 19 1 msec 4 Confirm that the noise at the and terminals for tracking adjustment is same at the upper and lower edges of the screen If not readjust VR354 P13S034 TP201 HOT TP103 6 TP 02 II 119 Ic TP101 101 VIDEO 0 o 6 OUT 1 CN VR O1 I 1 861 81AS VR102 VR101 I 10 I I J EE P8 Y ti O S I rl VD 1 II r MESECAM II _7 I L 101 I__ ____ E I det 1 I 1 CN331 IC201 1 II I IoICN ...

Страница 7: ...mp unit NOTE 1 Use the Relay jig mentiond in the 2 1 PREPARATION to provide easy adjustment of the Pre amp unit 2 When adjustment No 1 No 2 and No 5 below terminate VIDEO OUTPUT TP101 at 75 ohms 3 No signal REC mode is not to supply any signal to VIDEO INPUT terminal 6 ...

Страница 8: ...181 so that the level is 34 2 mVp p W20VO07 7 m 130 5 mVp p TP181 HOT J Y REC shield case 7 CURRENT No signal REC GND VR182 Video pre 1 Set the channel selector buttons to AV amp unit position and put the VCR in the no signal REC mode 2 AdjustVR182 so that the level is 130 5 mVp p 3 Follows are the applicable models and their corresponding mark P60V012 Shield case VR181 VR182 REC C REC Y o P o o T...

Страница 9: ...on c 761 Remark 1 2 3 4 Set the vartical scale VOLTAGE DIV of the oscilloscope to 10 mV DIV Connect the frequency counter to Emitter of QI 102 and ground through a pre amp of the above oscilloscope Press the MENU button on the remote control unit Adjust CT761 so that the frequency is 4433619 t 20 Hz POSXO03 n 764 ti IC761 IC769 TP762 GND Fig 2 4 1 TM 6 board Partssideview 8 ...

Страница 10: ...1 so that the level is 23 mVrms 2 6 TUNER IF CIRCUIT ADJUSTMENT VIF unit NOTE There are two of the VIF unit s type and different with the model shown in figure below Vo 1 Item Input Mode Point Location RF AGC Tv broadcast E E TV screen VR611 Remark 1 TurnVR611 in the direction which causes snow to appear then in the opposite direction until the snow just disappears TYPE A board T yyc Q Ic 611 CP 1...

Страница 11: ...hown in the cross section Fig 3 1 3 To make this procedure easier push the remote control unit end C against your body m7aool Edge a space B tment Bottom c Fig 3 1 1 Po7aoo3 GUITER PICK c Fig 3 1 4 lo 3 Insertthe GUITER PICK above mentioned into the space B as shown in Figs 3 1 3 3 1 4 and move the PICK in the arrow D and E direction then disconnect two hooks F of the top of the cases 4 Applying f...

Страница 12: ...SqfjNmio SANYO Electric Co Ltd OSAKA JAPAN Apr 96400OO HA Printed in Japan ...

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