Sanyo VM-EX220P Adjustment Manual Download

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Summary of Contents for VM-EX220P

Page 1: ...cus Fuzzy logic auto focus White balance Fuzzy logicauto white balance Iris Fuzzy logic auto iris Minimum subject illumination Subject illumination range Recommended subject illumination Power supply Power consumption Operation temperature range Storage temperature range Dimensions W X H X D Weight Microphone Video output terminal Audio output terminal Specifications and external appearance are su...

Page 2: ...ble below Material Model Name Reference No VM EX220P Parts List and Circuit Diagram VM EX280P PL 550030 VM EX370P Mechanism Mechanism Manual RS MECHANISM MM 550005 a ment of Mechanism RS MECHANISM Revision III MS 550024 AC Adaptor charger Service Manual VAR S12 SM 550024 ...

Page 3: ...PMENTS 5 11 ALIGNMENT TAPE o o 5 11 SETUP AND CONNECTION 5 12 SETUP FOR ADJUSTMENT 5 13 ADJUSTMENT ITEM AND ORDER 5 13 SERVO SYSTEM CONTROL CIRCUIT 5 14 VIDEO CIRCUIT 5 14 AUDIO CIRCUIT For VM EX220P 5 21 AUDIO CIRCUIT For VM EX280P 370P 5 23 6 wAvEFORM CO 6 1 6 1 6 2 6 3 6 4 6 5 6 6 6 7 CAMERA CIRCUIT O O C 6 1 SERVO SYSTEM CONTROL CIRCUIT 6 8 VIDEO CIRCUIT 6 10 AUDIO CIRCUIT For VM EX220P 6 13 A...

Page 4: ... H HORIZ Horizontal HD Horizontal Drive HHK Half Horizontal Killer HHS Half Horizontal Shift HPF High pass Filter 1 1 0 In Out I Current ID Identity INS Insert INV Inverter IR Infrared Rays IRIS DET Iris Detection Signal J JOG L LI LIM LP LPF M ME MECHA MF MIC MOA MONI MP N NC NT 0 Osc OSD P PB PG Jogging Lithium Battery Limiter Long Play Low pass Filter Metal Evaporated Mechanism Manual Focus Mic...

Page 5: ...86 9L XN1213 TW 108 DTC144EU T106 DTC115EU T106 DTC144WU T106 FC108 TL FC116 TL Code 5L m 456 321 Code B1202 B7 L G8 G9 9T XN1211 TW 116 14 DTC114EU T106 I Note The codes of digital transistors show only the transistor numbers Identification With Two Letters Code M6 ES6 ES7 B7 BR 2SB1218A BL FL J 2 3 1 Code L6 ZR BR 2SC4081 E7 2 3 1 I Letter I Transistor Number I Bl 2SB1218A I Example Code BR Numb...

Page 6: ...it number Example Code Value 1R2 1 0 2 1 2 ohms R Decimal point 330 33 x 10 33 ohms 561 56 X 10 560 ohms 123 12 x 10 12 kohms III EIEZI k Leadless Coils The coil value is indicated on the surface of the component using three numerals and one letter Example Code Value 2R2J 2 2 LLH 220J 22 LLH 221J 220 u H Leadless Diodes The identification numbers for Ieadless diodes are indicated by a code on the ...

Page 7: ...reheating Leadless capacitor must be preheated before installation 130 C 150 C for about two minutes Note a Leadless components must not be reused after removal b Excessive mechanical stress and rubbing of the component electrode must be avoided 2 Removing Ieadless components Grasp the leadless component body with tweezers and alternately apply heat to both electrodes When the solder on both elect...

Page 8: ...VER Pp 1 4X 3 5 BLACK 1 4X 2 5 120 YELLOW 1 4X 3 121 m YELLOW p 1 4X 3 5 122 Q llm YELLOW PS 2 6X 3 123 II YELLOW PS 3X5 124 Q MlM5m BLACK Pb 2 6X1O Abbreviation Name Shape _ No symbol Special type D P Pan head II B I Binding head I 1I Abbreviation Name Shape No symbol Machine screw 1 s Forming tight for metal lm91 P Forming tight for plastic Iaol b Forming tight for metal plastic Washer Classific...

Page 9: ...bly and the top lid and then while pushing If the power supply is interrupted because of a blown both the left and right plate springs upward pull the top fuse the cassette holder will not open In this case first lid toward you to remove it remove the cassette lid and then remove the top lid For VM EX220P VM EX280P der For VM EX370P Color viewfinder Cassette holder Connect the AC adaptor charger F...

Page 10: ...crews and then remove the then lower the mechanism assembly cassette lid Because the upper section of the mechanism is extremely 3 Remove the terminal cover delicate do not apply excessive force at this time FOI For VM EX370P Color viewfinder 3 k w For VM EX370P Color viewfinder h Giiii NilkiiF l 06 I u J Terminal cover 3 3 ...

Page 11: ...d and the front connected at this time also cabinet with the other hand and then pull them apart 3 Remove the five screws and and then remove the to disengage the hook Then remove the front cabinet cabinet assembly right from the front of the camcorder FrOTOn Screw 2 x 5 99 I Cabinet assembly right 2 Screw1 7 x 4 lol 4 v I A I lol w Screws 1 7 x 4 Front cabinet 1 01 3 4 ...

Page 12: ...emove the viewfinder block assembly from the 4 Remove the four screws and then remove the cabinet assembly left o cabinets right left o and the bracket o of the 3 Pull out the eye piece lJ fully and then push it back vietitnder The viewfinder cabinet is held together by slightly Turn it toward the left in the direction of the hooks so you will need to pull it firmly to separate it arrow and then r...

Page 13: ...d board Cl assembly o 2 Remove the three screws o and then while pushing the When carrying out the steps in 5 ELECTRICAL AD hooks o remove the camera block assembly o from the JUSTMENT remove the camera block assembly o but VTR block assembly o not the PW1 board Q Q PW1 board 1 1 7X4 OVTR block assembly 4 d 8 7 Screws 1 7 x 6 1 04 1 7X4 I 1 00 6Camera block assembly 3 6 ...

Page 14: ...the CP1 board 0 and then remove o by means of positioning bosses A and a hook B the CP1 board from the mechanism assembly o Therefore slightly raise the CP1 board o and slide it to 4 Remove the three screws Q and then remove the disengage it from the bosses A and the hook B In this bracket o terminal bracket o and mechanism assembly condition the CP1 board o can be turned 1800 n 4 7ji n oScrews 1 ...

Page 15: ...Q AD2 board and holder Q and front cover assembly o from the camera microphone pad lens block 6 For VM EX280P VM EX370P 3 Remove the two screws o and then remove the cover 4 Remove the screw Q and then remove the microphone shoe o and the accessory shoe O from the front cabinet holder Q and o two microphones 0 AD2 board o and microphone pad Note For detailed information on how to remove the compon...

Page 16: ... AD2 board I TB2 board AD1 BOARD AUDIO CIRCUIT For VM EX280P AD2 BOARD MICROPHONE CIRCUIT CP1 BOARD SERVO SYSTEM CONTROL CIRCUIT VIDEO CIRCUIT AUDIO CIRCUIT CP2 BOARD CAMERA CIRCUIT PW1 BOARD POWER CIRCUIT TB2 BOARD TERMINAL CIRCUIT VF1 BOARD VIEWFINDER CIRCUIT 4 1 ...

Page 17: ...DI board TB2 board AD1 BOARD AUDIO CIRCUIT AD2 BOARD MICROPHONE CIRCUIT CP1 BOARD SERVO SYSTEM CONTROL CIRCUIT VIDEO CIRCUIT AUDIO CIRCUIT CP2 BOARD CAMERA CIRCUIT PW1 BOARD POWER CIRCUIT TB2 BOARD TERMINAL CIRCUIT VF1 BOARD VIEWFINDER CIRCUIT 4 2 ...

Page 18: ...motor I IFS 5V 19 FSENCS FS GND II I IHALL OUT 11 2 B I J I J E2 PROM T I L Auto focus area switch HALL IN 13 I I Iris HALL IN 15 motor CONT 16 DRIVE 17 DRIVE 18 CONT 19 I ZSENCS 20 ZS GND 21 I Zs 5V 22 OUT4 23 OUT3 B 24 II OUTI A 25 I OUTZ 26 1 I I 1 J Zoom motor Zoom area switch I 1 I 1 I I I 1 I I I 1 I I 4 3 ...

Page 19: ...er is 100 110 VAC only Part code I VJ8 0007 VJ8 001 o VJ8 0009 VJ8 0002 VJ8 0030 VJ8 0128 VJ8 0101 VJ8 0140 VJ8 0139 VJ8 0129 VJ8 0103 VJ8 0141 VJ8 0104 1 2 EQUIPMENTS 1 Vectorscope 2 Oscilloscope 3 Color monitor 4 Digital voltmeter 5 Frequency counter 6 DC regulated power supply 1 3 ADJUSTMENT ITEM AND ORDER 1 2 3 4 5 6 7 8 9 Oscillation frequency adjustment Focus position adjustment Zooming curv...

Page 20: ... to CP2 J1O 2 VTR BLOCK ADJUSTMENT cP2 to PW1 J 11 CP2 to Adjustment Controller Refer to 1 7 4 PW1 board VTR block assembly J 1 1 Extension cord r CN302 1 C 1 J 1 O Extension cord K L CN933 Camera block CP2 board assembly c I CP1 board w v 11 J 1 2 Adjustment O OOOO c controller w 0 J 7 Camera block J 9 Circuit board fixing tool connecting tool Note Because there is a slight lobe on the J9001 the ...

Page 21: ...ray J9001 of CP2 board to the adjustment controller using the J 9 circuit board connecting tool Refer to 1 4 Q Power supply Use the DC regulated power supply for the power supply of the adjustment controller and connect 6 to 8 VDC to the pin jack Turn on off the power supply of camera and the power supply of the adjustment controller at the same time o Test pin array Due to its small size connect ...

Page 22: ...method 1 Turn on the power by changing the Stand by switch from POWER SAVE to STANDBY 2 Press the RESET key once when using VJ8 01 03 Press the RESET key and AID key simultaneously and then release the RESET key first when using VJ8 0141 3 Operate the CH UP key or the CH DOWN key to _ designate EVR CH3 4 Operate the DATA CENT key DATA UP key and DATA DOWN key to set 220 5 Press the WRT key to stor...

Page 23: ...justment the focus will be readjusted 4 CCD Driving Voltage Adjustment Connection Adjustment Measuring Point J9001 Q VSUB J9001 GND b ADJ Location ADJ Value EVR CH1 VSUB Abbreviation voltage value 5 v Preparation Short pin 0 and pin Q then short pin Q and pin o of J9001 Adjusting method 1 Read the abbreviation of one digit displayed on the rear side of CCD Convert these to the voltage with the tab...

Page 24: ...tment Measuring Point Measuring Equipment Condition J9001 Oscilloscope CAMERA EE iRIS DET J9001 D GND Subject Gray scale standard picture frame ADJ Location ADJ Value EVR CH3 500 20 mV Preparation Short pin o and pin D of J9001 Adjusting method 1 Press the RESET key once when using VJ8 01 03 Press the RESET key and AiD key simuitaneously and then release the RESET key first when using VJ8 0141 2 O...

Page 25: ...ET key once when using VJ8 01 03 Press the RESET key and AID key simultaneously and then release the RESET key first when using VJ8 0141 2 Operate the CH UP key or the CH DOWN key to designate EVR CH4 3 Operate the DATA CENT key DATA UP key and DATA DOWN key to set the AGC DET waveform level to 500 f Zr mvp p 4 Press the WRT key to store the adjusting data Preparation Short pin 8 and pin o of J900...

Page 26: ...I EVR CHIO B Y MATRIX I TP141 L Adjustment Measuring point I Meaauring Equipment Condition I TP141 CP1 Vectorscope CAMERA EE video output TP143 GND Subject Color bar standard picture frame ADJ Location ADJ Value EVR CH7 CH8 CH9 CH1O Preparation Short pin and pin of J9001 Adjusting method 1 Press the RESET key once when using VJ8 01 03 Press the RESET key and AID key simultaneously and then release...

Page 27: ...R data 4 Adjust two EVRS of CH11 and CH12 mutually so that the white vector displayed luminance point is positioned on the point as shown in the figure See page 5 1 O 5 Press the WRT key once while pressing the AID key to store the adjusting data Measuring Point Measuring Equipment Condition TP141 CP1 Vectorscope CAMERA EE video output Color viewer 5 1 00K TP143 GND Subject All white pattern Place...

Page 28: ...TP901 GND I No designation I ADJ Location ADJ Value CT902 2 4 0 1 VDC I Adjusting method 1 Turn CT902 so that the voltage of t 0 1 VDC NOTE Perform the adjustment especially than ten minutes TP903 becomes 2 4 after aging for more 9 Chroma Balance Adjustment 10 Hue and Chroma Level Adjustment 11 5 1 00K AWB Adjustment 12 2 800K AWB Adjustment 5 1o ...

Page 29: ...on which the chroma signal can be turned off Regulated power supply Alignment tape MP tape Circuit board connecting tool Alligator clip lead wire Name Contents Application 1 I I Video frequency 1 Recorded area Video characteristics WR5 6C 2 Recorded contents RF sweep O to 10 MHz 3 Marker 1 3 58 5 5 7 MHz Frequency characteristics adjustment Operation check 1 Recorded area Video audio WR5 5CSP 2 Re...

Page 30: ...rcuit adjustment pattern generator input signal connecting method J1 005 F NOT USED 1 RF SW1 z PB RF 3 RF SW2 4 NOT USED 5 CCD ON 6 c N c P T AM LINE 7 100 4 F 6 3V JOT USED 8 n VIDEO OUTPUT 2 IN 9 Y Y CIN 10J 12S2 75 Q GND 11 GND 12 Pattern generator CP1 Board 5 12 ...

Page 31: ...s used for Mechanism tracking adjustment 2 5 ADJUSTMENT ITEM AND ORDER Servo System Control Circuit 1 Video center adjustment Video Circuit 1 2 3 4 5 6 7 8 9 Playback frequency characteristics check Flying erase check Sync AGC adjustment Comb filter phase adjustment Comb filter level adjustment PB line out Y level adjustment PB Y level check Y FM carrier frequency adjustment Y FM deviation adjustm...

Page 32: ...sting Checking method 1 Adjust the vertical sync signal to 6 5 H from the rising edge or falling edge of the RF SW with VR351 RF SW 0 Adjustment Check Meaauring Point I Meaauring Equipment I Condition Jloo5 cHl Oscilloscope Playback J1 005 EXT Jloo5 GND Input Signal Alignment Tape WR5 6C For frequency characteristics check ADJ Location ADJ Check Value 3 58 MHz 5 5 MHz 4 3 Preparation POWER switch ...

Page 33: ...the oscillation frequency is 5 5 to 8 5 MHz 3 SYNC AGC Adjustment Connection TP103 Adjustment Check Meaauring Point Meaauring Equipment Condition 1 i TP103 CH1 Oscilloscope TP105 EXT I stop I I TP143 GND 1 Input Signal Alignment Tape Color bar Y signal only ADJ Location ADJ Check Value VR101 0 5 0 01 Vp p Preparation POWER switch PLAYER Short pin pin and pin of J1OO5 Adjusting Checking method 1 Ad...

Page 34: ...ma level of green becomes minimum n h Residual chroma level minimum 5 Comb Filter Level Adjustment Connection J1OO5 VR102 o TP105 TP143 O m n Q CH1 EXT OCH2 u u Adjustment Check Measuring Point Measuring Equipment Condition TP101 CH1 Oscilloscope stop TP105 EXT TP143 GND Input Signal Alignment Tape Color bar I ADJ Location ADJ I Check Value VR102 Preparation POWER switch PI AYER Short pin pin and ...

Page 35: ... 7 PB Y Level Check rConnectionl TP105 TP143 o n m I I Q CH1 EXT OCH2 u u Adjustment Check Meaauring Point Meaauring Equipment Condition TP101 CH1 Oscilloscope Playback TP105 EXT TP143 GND Input Signal Alignment Tape WR5 5CSP For operation check color bar r ortion ADJ Location ADJ Check Value 0 52 0 05 Vp P Preparation POWER switch PLAYER Adjusting Checking method L 1 Adjust with VR108 to 1 00 f 0...

Page 36: ...ch STANDBY Short pin 6 pin and pin of J1OO5 Adjusting Checking method 1 Adjust with VR103 to 4 39 f 0 05 MHz If adjusted to 4 39 MHz in no signal state the frequency Stand by switch STAN DBY POWER switch CAMERA and PLAYER Short pin pin and pin of J1 005 An AV cord should be connected and the video output terminal should be terminated at 75 Q Adjusting Checking method 1 Record the color bar Y signa...

Page 37: ...0 f 40 mVp p Line width center 340mvp p 11 REC C Recording Current Check Connection J1005 TP105 o o TP132 l h L n Adjustment Check Meaauring Point Meaauring Equipment Condition I TP132 CH1 TP105 EXT TP143 GND ADJ Location Oscilloscope Record MP type tape I Input Signal Alignment Tape I Color bar I ADJ Check Value 380 25 mVp p I Preparation POWER switch CAMERA Stand by switch STANDBY Short pin pin ...

Page 38: ...in of J1OO5 Adjusting Checking method For VM EX220P 1 Confirm that the oscillation voltage is 160 t 15 mVp p For VM EX280P 370P 1 Confirm that the oscillation voitage is 330 t 15 mVp p L 160 t 15 mVp p T T 330 f 15 mVp p 1 J1OO5 TP134 TP143 3 o CH1 o EXT 0CH2 Adjustment Check Measuring Point I Meaeuring Equipment Condition TP134 CH1 TP143 GND Color bar ADJ Location ADJ I Check Value 125 f 25 mVp p...

Page 39: ...the oscilloscope to AC 50 mV div 0 5 sec div 2 Adjust with VR201 so that playback FM waveform has the same amplitude in high frequency range and low frequency range Expand sweep of the time base to 0 1 usec div I same level I 2 Deviation Check Connection n 0 OCH1 O EX1 0CH2 u d Adjustment Check Measuring Point Meaauring Equipment Condition 1 Audio terminal Oscilloscope Playback I I Input Signal Al...

Page 40: ...CN294 No sicmal ADJ Location I ADJ Check Value 1 1 0 62 1 55 Vp f I 1 1 Less than 6 9 mVp p I Preparation Stand by switch STANDBY POWER switch CAMERA and PLAYER Adjusting Checking method 1 Record 2 Play back the recorded portion 3 Confirm that the audio output level is 0 62 1 55 Vp p Preparation Stand by switch STANDBY POWER switch CAMERA and PLAYER Adjusting Checking method 1 Record then play bac...

Page 41: ... Location ADJ Check Value VR201 0 95 1 00 VP P 7 t 0 2 dBs Preparation POWER switch PLAYER L Adjusting Checking method 1 Adjust with VR201 so that the output level is 0 95 1 00 Vp p 7 i 0 2 dBs Audio output left terminal IDistortion meter Playback I I Input Signal Alignment Tape I WR5 9CS For operation check stereo I ADJ Location ADJ Check Value VR211 Less than 3 Y L Preparation POWER switch PIAYE...

Page 42: ...audio output level is less than 69 3 mVp p 30 dBs JIS A audio corrections han 69 3 mVp p 4 Overall Level Check Connection Adjustment Check Measuring Point Measuring Equipment Condition Audio output Oscilloscope Record and terminal MP type tape playback SP Input Signal Alignment Tape External microphone iack 1 kHz ADJ Location I ADJ Check Value l thans 0 62 1 55 Vp p 7 t 4 dBs less Preparation Stan...

Page 43: ...SP I InPut Signal Alignment Tape I Short circuited at the external micro phone jack No signal I ADJ Location I ADJ Check Value I 1 Preparation Stand by switch STANDBY POWER switch CAMERA and PLAYER Adjusting Checking method 1 Record then play back the recorded portion 2 Confirm that playback level in 4 Overall Level Check dBs playback level in this step dBs is over 45 dB JIS A audio corrections 5 ...

Page 44: ...eparation POWER switch PLAYER Adjustment 1 Adjust to 15 600 100 Hz with VR971 VR974 L VR975 VR972 Adjustment Check WeaauringPoint Viewfinder ADJ Location VR972 VR974 VR975 Preparation Meaauring Equipment I Condition Input Signal Alignment Tape WR5 5CSP For operation check monoscope portion ADJ Check Value POWER switch PiAYER Short pin and pin of J1 005 Adjustment 1 Turn VR975 BRIGHT to obtain adeq...

Page 45: ... Check pleasuring Point I Measuring Equipment Condition Viewfinder I Input Signsl Alignment Tape WR5 5CSP For operation check monosco e Dortion ADJ Location ADJ Check Value Preparation POWER switch PiAYER Short pin and pin of J1OO5 Adjustment 1 Loosen the yoke clamp then move the deflection coil in the direction of arrow A and adjust the horizontal size within 87 5 to 92 5 on the horizontal size s...

Page 46: ...scope portion I Measuring Point Measuring Equipment Condition Viewfinder Playback Input Signal Alignment Tape WR5 5CSP For operation check monoscope portion I ADJ Location ADJ Check Value VR975 Preparation POWER switch PIAYER Short pin and pin of J1OO5 Adjustment 1 Turn and adjust VR972 within 87 5 to 92 5 on the vertical size scale of the monoscope signal Preparation POWER switch PIAYER Adjustmen...

Page 47: ...Equipment Condition Viewfinder Playback Input Signal Alignment Tape WR5 5CSP For operation check monoscope portion ADJ Location ADJ Check Value VR974 Preparation POWER switch PLAYER Short pin and pin of J1OO5 Adjustment 1 Adjust VR974 so as to optimize resolution of the mono scope pattern 5 29 ...

Page 48: ... POWER switch CAMERA Stand by switch STANDBY Adjustment 1 Adjust with VR982 to 5 7 t 0 1 VDC 2 PLL Lock Adjustment Adiustina Locationl Adjustment Check Meaauring point I Measuring Equipment Condition Viewfinder I l ayback I I Input Signal Alignment Tape I WR5 5CSP For operation check monoscope portion I ADJ Location ADJ Check Value VR983 Preparation POWER switch PIAYER Adjustment 1 Turn VR983 to c...

Page 49: ...t x 1 Adjust with VR977 so that the pedestal level becomes 1 8 0 1 v J n W J destaI l 8 lv ov 4 Contrast Adjustment Adjusting Location VR980 Adjustment Check Meaauring Point Viewfinder ADJ Location VR980 Preparation Meaauring Equipment I Condition CAMERA EE Input Signal Alignment Tape Get the subject in focus ADJ I Check Value POWER switch CAMERA Stand by switch STANDBY Adjustment 1 Adjust the con...

Page 50: ...lignment Tape Get the subject in focus ADJ Check Value VR976 Preparation POWER switch CAMERA Stand by switch STANDBY Adjustment 1 Adjust to adequate contrast of the subject with VR976 Measuring Point Meaauring Equipment Condition Viewfinder t 32H WR5 5CSP For operation check 1 ADJ Location ADJ Check Value I VR971 Preparation POWER switch PLAYER Adjustment 1 Adjust the color contrast of the color b...

Page 51: ...ter CAMERA EE TP304 GND I Input Signal Alignment Tape ADJ Location ADJ Check Value VR301 5 oO 0 02 VDC 401 0 f 1 0 kHz I Preparation 1 Power circuit adjustment is only necessary after IC301 has been replaced It is not necessary at other times 2 The mechanism block need to be removed first before adjustment can be carried out 3 Apply 6 0 t 0 1 VDC to terminals CN305 and CN304 s Notes 1 to 3 above a...

Page 52: ...05 B E CN304 m 16 VDC Adjustment Check Meaauring Point Meaeuring Equipment Condition TP303 Digital voltmeter CAMERA EE TP304 GND VR303 5 o5 0 02 VDC Preparation POWER switch CAMERA Stand by switch STANDBY Adjustment 1 Adjust with VR303 to 5 05 t 0 02 VDC 5 34 ...

Page 53: ...Color Bar Chart I IC917 3 700mVp p 0 2V 20ps div Gray Scale Chart I I I I I I IC912 22 960mVp p 0 2 V 20ps div Gray Scale Chart IC9174 480mVp p 0 2V 20ps div Color Bar Chart IC914 52 250mVp p 50mV 20p s div Gray Scale Chart 6 1 IC914 64 320mVp p 0 1 V 20p s div Gray Scale Chart IC912 22 880mVp p 0 2V 20ps div Color Bar Chart IC917 5 640mVp p 0 2V 20 div Gray Scale Chart IC913 I 1 180mVp p 50mV 20p...

Page 54: ...s div Color Bar Chart IC912 16 960mVp p 0 2V120ps div Color Bar Chart IC912 18 540mVp p 0 2 V 20p s div Color Bar Chart f I 1 1 1 1 I Ov OV I I I I IC951 2 22 5VP P 5 OV 20ps div IC912 20 680mVp p 0 2 V 20p s div Color Bar Chart IC951 1 7 5vp p 5 OV 20ps div y 1 f H Ov I I I IC951 12 4 6VP P 1 OV 50ns div c951 3 7 5vp p 5 0 VK20ps div IC951 4 22 5VP P 5 0 VZ20 div 6 2 ...

Page 55: ...s div 0 c977 7 5 ovp p 1 OV 50ns div 1 1 IC951 14 4 9vp p IC917 13 5 ovp p 1 OV 50ns div 1 OV 20ps div I I IC917 36 4 8Vp p IC917 34 5 ovp p 1 OV 20fis div 1 OV 50ns div Ov I I I I IC91742 5 OVp p 1 OV 50ns div IC91748 5 OVP P 1 OV 50ns div l IC917 41 5 ovp p 1 OV 50ns div 1c914 10 4 8Vp p 1 OV 20 div 6 3 ...

Page 56: ...ps div IC913 18 4 9VP P 1 OV 50ns div IC912 5 4 9VP P 1 OV 20ps div OV L IC912 I 1 4 9VP P 1 0 VL20ps div OV IC913 7 4 8VP P 1 OV 20ps div f OV L IC915 29 4 9Vp p 1 OV 20ps div Ov IC912 9 4 8VP P 1 OV 20ps div I IC9124 720mVp p 0 2 V 50ns div IC913 19 4 9vp p 1 OV 50ns div IC915 30 4 9vp p 1 OV 5ms div 6 4 ...

Page 57: ...8VP P 1 OV 20ps div w w h P 1 I IC916 35 4 8V P 1 OV 20ps div I I IC916 57 5 OVP P 1 OV 50ns div IC916 30 4 8Vp p 1 OV 20ps div Ov IC916 32 4 8Vp p 1 0 V 5ms div C915 6 3 2VP P 1 OV 50ns div I IC916 33 4 8VP P 1 OV 20ps div IC916 34 4 8VP 1 OV 5ms div 6 5 ...

Page 58: ...ar Chart IC931 51 43 5mVp p 50mV 5ms div IC931 27 5 47vp p 2 OVEOns div IC931 35 1 5vp p 0 5V 20ps div I IC931 45 2 15vp p 1 OV 20ps div Color Bar Chart IC931 52 2 26Vj P 0 5V 20ms div 6 6 IC931 30 4 81VP P 2 OV 5ms div l IC931 40 1 44vpp 0 5VZ20 div Gray Scale Chart I IC931 50 3 33vp p 1 OV 20ms div IC931 55 4 8VP P 2 OV 5ms div ...

Page 59: ...Q9331 2 70 OmVp p 20mV 2O div Color Bar Chart I I I I I I I I Q9305 2 58 2mVp p 20mV 5ms dM Q9332 2 69 8mVp p 20mV 20ps div Color Bar Chart Q9306 2 42 4mVp p 20mV 5ms dW CN933 7 4 95vp p 2 OV 50ps dM CN933 16 4 95VP P 2 OV 5ms div 6 7 ...

Page 60: ...p 1 OV 5ms div 4 4 IC351 108 310mVp p 1 OV 5ms div PLAY I I IC351 122 4 8VW 1 OV 500ps div REC PLAY IC351 98 4 7Vp p 1 OV 500ms div REC IC351 120 4 57Vpp 1 OV 20ms div REC PLAY IC351 2 4 72Vp p l OV 10ps div REC PLAY IC351 3 4 8Vp p l OV 10 div REC PLAY I IC351 14 4 76VP l OV 10ms div REC PLAY 6 8 IC321 18 4 88VP P 1 OV 5ms div ...

Page 61: ...321 19 4 9Vp p 1 0VZ20ps div K2387 28 440m Vp p 1 OV 5ms div REC PLAY IC351 106 600mVp p 1 OV 20ps div REC I 7P JV k2361 3 27 28 l OVp p 1 OV 50ms div REC PLAY IC381 1 2 29 1 6VP P 1 OV 5ms div REC PLAY 6 9 ...

Page 62: ... IC1OI 34 500mVp p 0 1 V 10ps div REC TP103 500mVp p 0 1 V 10 s div PLAY I I TP101 520mVpp 0 1 V 10p s div PLAY TP101 500mVp p 0 1 V 10ps div IC1OI 19 290mVp p 0 1 V 10 us div PLAY ICIOI 23 500rnVP P 0 1 V 10ps div PLAY TP105 2 5VP P 1 OV 20ps div REC IC101 34 500mVp p 0 1 V 10 div PLAY 6 10 L_L J IC10141 190mVp p 0 1 V 5ms div PLAY ...

Page 63: ...Vp p 0 1 V 10 div REC I ll cl 01 1 4 2omvp p 0 1 V 100ns div TP132 320mVp p O I V 10 div REC 1 I I IC101 64 410mVp p 0 1 V 10 us div PLAY I I I TP102 500mVp p O lmV 50ns dW REC ICI6I 10 3 OVP P 1 OV 20ps div REC TP134 125mVp P 50mV 2ps div REC TP133 160mVp p 50mV 500ns div REC VM EX OP TP133 330mVpp 0 1 V 2 us div REC j n ...

Page 64: ...1 OV 5ms div PLAY CN103 3 1 02vp p 0 2V 10fis div REC TP141 l ovp p 0 2V 10ps div PLAY I I I I I I CN105 12 976mVp p 0 2 V 10 div REC I 1 TP191 150mVp p 50mV 50ns div REC L_lJ ld JIO05 3 800mVp p 0 5V 5ms div PLAY k CN105 14 976mVp p 0 2V 10 div REC 6 12 ...

Page 65: ...p IC201 6 799mVp p 10mV 100 div 200mV lms div IC201 33 384mVp p 150mV lms div 6 5 AUDIO CIRCUIT For VNl EX280P 370P IC201 2 62 25 7VP p 20mV 200 div I I I IC201 24 1 8VP p 0 1 Vf100ns div I I I IC201 8 314mVp p 100mVZ200ns div IC20147 50 917mVp p 0 2V 200 div 6 13 ...

Page 66: ...6 VIEWFINDER CIRCUIT For VM EX220P 280P IC971 16 2 OVp p l OV Ops div FBT4 60 OVp p 20 OVl 20ps div 1c971 11 0 98Vp p 0 2V2 Ops div D9701 Cathode 1 02Vp p 2 0 V 20ps div CN972 1 1 02VP P 1 OV 5ms div 6 14 ...

Page 67: ...IC972 36 3 4VP P 2 OV 20ps div CN973 12VPP 5 0 VZ20ps div IC971 2 0 8VPP 0 2V 10fis div AC rj IC971 20 9 8VPP 2 OV 20ps div IC972 37 4 4VP P 1 0 V220ns div I CN973 9 12Vp p 5 OV 20 div lc971 24 9 9Vpp 2 OV 20 div lc972 27 4 5Vpp 2 OV 20 div CN9734 12Vp p 5 OV 5ms div CN973 I 1 12Vp p 5 OV 100ns div 6 15 ...

Page 68: ...7 VOLTAGE CHART 7 1 CAMERA CIRCUIT TC 1 BOARD 7 1 ...

Page 69: ... 4 9 4 9 4 9 3 35 0 0 0 0 0 0 0 0 0 0 0 0 0 0 87 4 9 4 9 4 9 4 9 4 9 4 9 4 9 4 4 8 4 8 4 8 4 8 4 8 4 8 4 8 36 0 0 4 9 4 9 4 9 4 9 4 9 4 9 88 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37 4 9 4 9 4 9 4 4 4 9 4 9 89 6 2 0 2 3 2 3 2 0 2 2 2 3 2 4 38 4 9 4 9 4 9 4 8 4 9 4 9 4 9 90 2 4 2 4 2 4 2 4 2 4 2 4 2 4 7 4 9 4 9 4 9 4 9 4 9 4 9 4 9 39 0 0 0 0 0 0 0 0 0 0 0 0 0 0 91 4 9 4 9 4 9 4 9 4 9 4 9 4 9 8 1 9 1 9 1 9 1...

Page 70: ... Q3503 10 2 5 2 5 2 5 2 5 2 5 2 5 2 5 29 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 4 9 0 0 0 0 0 0 0 0 0 0 0 0 11 2 5 2 5 2 5 2 5 2 5 2 5 2 5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 9 0 0 0 0 0 0 0 0 0 0 0 0 12 2 5 2 5 2 5 2 5 2 5 2 5 2 5 IC391 3 0 0 1 6 1 6 8 4 0 0 0 0 13 0 0 2 5 2 5 2 4 2 4 0 0 0 0 1 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 9 3 8 3 9 3 9 3 8 3 ...

Page 71: ... 2 1I2 8 5 5 5 5 22 2 1 2 1 I WU 4L1 I I I I I 23 2 6 2 6 2 7I2 6I2 7 2 6I2 7 7 7 7A7 I4 7 4 7 24 0 2 0 2 n lnqlnlln lnl r AT AT I 1 I IC351 VM EX370P 29 2 2 2 2 4 1 2 2 4 1 2 2 4 1 91 4 9 4 9 0 0 1 5I0 0 1 2I0 0 30 2 2 2 2 2 2 2 2 2 2 2 2 2 2 TIV W 31 1 8 1 8 1 8 1 8 1 8 1 8 1 8 IL 1 1 1 I I 1 f I I I cd t I 4 6 4 7 4 6 4 7 4 6 26 0 0 0 0 0 0 0 0 0 0 0 0 0 0 27 2 5 2 5 2 5 2 5 2 5 2 5 2 5 28 2 3 ...

Page 72: ...1 1 I 9 I0 0I0 0I 2 3I 0 0 I 2 3t0 0I2 3f 13 I 4 0I4 0I4 0 4 0 4 0 4 0 4 0 c 4 8 4 8 3 7 4 8 3 7 4 8 3 7 I 8 10 O1O OtO OtO 010 010 010 0 12 13 010 010 _ 10 0 0 0 0 4 9 0 0 4 9 0 0 4 9 14 2 1 4 0 2 1 2 1 2 1 11 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15 4 0 4 0 4 0 4 0 4 0 12 0 0 0 0 2 0 0 0 2 0 0 0 2 0 16 1 8 0 9 1 8 1 8 1 8 13 0 0 0 012 010 012 010 0 2 Ot 17 12 412 412 I 16 10 010 010 0 0 010 010 010 01 0 1...

Page 73: ...O O O O O1O O1O O1O O1O OtQl1041 I I I I I I I c Io olo ol E B Q1OO2 E c 0 0 1 L I 1 I I i no Inntni whz I 0 0 4 6I4 6I4 8 4 6 3 9 4 6I3 9 B tio o 010 110 010 410 010 4fE 10 210 312 310 2 2 410 212 3 B 10 010 010 010 010 010 010 01 Q1OO3 c 0 8 0 9 4 8 0 8 4 7 0 8I4 8IQ1406I 1 E 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B 0 8 0 9 2 9 0 8 3 0 c 0 0 0 0 0 0 0 0 0 0 0 0j0 0 4 0 1 4 0 0 1 4 B 1 5 1 9 0 0 1 5 0 0 1 9...

Page 74: ...0 0 0 0 0 0 0 0 0 4 5 1 5 1 5 1 5 1 5 1 5 1 5 1 Q1604 0 0 0 0 0 0 0 0 0 0 0 0 0 0 CMO02 E 0 0 0 0 1 5 0 0 1 4 c 5 4 5 4 5 3 5 3 5 3 c 0 7 0 7 4 8 0 7 4 8 c 9 5 9 6 0 5 9 5 9 5 9 5 9 B 0 0 0 0 2 1 0 0 2 1 0 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B 5 0 5 0 5 1 5 1 5 0 5 0 5 0 Q1605 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Q3W33 E 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 E 0 0 0 0 0 0 0 0 0 0 0 0 ...

Page 75: ... 0 0 0 0 0 0 4 0 5 1 8 1 8 4 5 L 1 0 5 IT EHH T i E O O1O O 0 010 010 010 010 01 I3 3I3 3IQ2631 I I I Ill I 1 1 I 1 I 1 1 1 1 I0 7I4 9I c 10 0 I0 0I1 2 I0 0I0 5I0 0I0 5 1 1 1 1 I I t I I I 12 112 21 B 10 011 311 410 011 411 3 1 41 I5 0I4 9 Q2670j 3 E I 2 1I2 1I2 1I2 1I2 1I2 1I2 1 10 012 21 E 10 7 0 710 710 710 710 710 71 1 I I I 1 1 1 11 B I 1 3I1 3I1 3I1 3I1 3I1 3I1 3 5 19 2 4 2 4 2 3 2 4 2 3 2 4...

Page 76: ... 29 1 1 1 1 I 1 3 4I3 4I3 4I3 4I3 4I3 4I3 4 I I I 3 4 I 3 4 I 3 4 I 3 4 I 3 4 I 3 4 I 3 4 2 1 0 6I2 0 2 1 2 0 0 6I2 0 4 0 4 0I4 0 4 0 4 0 4 0I4 0 2 1I0 6 2 o 2 1 2 oI0 6I2 o z 1 1 1 1 1 1 6 I1 6I1 6 I1 6I1 6 I1 6I1 6 1 6 1 6 1 6 1 6 1 6 1 6 1 6 1 6 1 6I1 6 1 6 1 6 1 6I1 6 4 0 3 9 4 0 4 0 4 0I3 9I4 0 4 0I3 9I4 0I4 0I4 0I3 9I4 0 B Q2209 E G B I 1 I I I I 2 0 I 2 0 I 2 0 I2 0I2 0I2 0I2 0 0 0 I0 0I3 5...

Page 77: ... 5 1 5 1 5 1 5 9 4 3 4 3 4 3 c 4 0 3 9 4 0 4 0 4 0 3 9 4 0 10 0 0 0 0 0 0 B 2 1 2 1 2 1 2 1 2 1 2 1 2 1 11 1 2 0 1 8 2 3 Q2963 12 4 7 4 7 4 7 E 2 1 2 1 2 1 2 1 2 1 2 1 2 1 13 3 1 3 4 2 4 c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 2 2 1 9 2 2 B 1 5 1 5 1 5 1 5 1 5 1 5 1 5 15 1 9 1 9 1 9 Q2964 16 2 3 2 3 2 3 E 1 5 1 5 1 5 1 5 1 5 1 5 1 5 FEJT c 4 0 3 9 4 0 4 0 4 0 3 9 4 0 1 24 22 27 B 2 1 2 1 2 1 2 1 2 1 2 1 ...

Page 78: ... 6 0 8 0 0 I 0 0 1 I 20 I 6 0 4 9 4 9 I 21 2 4 2 4 9 0 0 0 0 2 0 0 0 0 22 6 0 6 0 10 4 7 4 7 3 2 7 2 9 23 2 4 2 4 11 4 7 4 7 4 24 6 0 6 0 12 4 7 4 7 5 6 2 6 3 25 12 0 12 0 13 12 0 12 0 6 0 0 0 0 26 2 3 2 3 14 0 1 0 1 CN972 27 2 3 2 3 15 0 1 0 1 1 0 4 0 3 28 2 3 2 3 16 0 8 0 8 2 i 7 4 7 4 29 2 4 2 4 17 12 0 12 0 3 0 0 0 0 I I t k 1 22 1 6 3 6 2 4 1 I 1 23 5 9 5 9 5 30 2 1 2 2 1 3 I 0 1 I 0 1 1 cNm ...

Page 79: ...G 7 5V115V 7 5V 15VLINE J OK CHECK PULSES 1C916 IC918 1 OK n CHECK IC951 LPF BLOCK Q9165 Q9166 L9190 L9191 C9211 C9256 C9257 C9258 C9261 R9182 R9191 R9192 R9216 R9217 R9218 R9256 R9257 No Play Audio ooooooo oo ooo ooo o o o o8 7 No P1ay Chrome o ooooo o o oooo o o 8 5 No Play Video 8 6 No Record Audio 8 7 No Record Chroma 8 5 No Record Video 8 6 Noisy Picture Only When Prerecorded Tape Is Played B...

Page 80: ...D AUTO LOCK SW TO MANUAL 4 AUTO IRIS SOUND WHEN INTERFACE POWER OFF CHECK 1 OK OK 1 lRIS CHANGE READJUSTMENT 1LLUMINATION THAN 2 OV 1 OK 1 CHECK IRIS MOTOR COIL IN LENS CHECK 1C931 ASSEMBLY I 4 n HECK AF DAT VOLTAGE CHECK 1C935 INPUT BLOCK CHANGE Q9301 Q9306 1 OK REFER TO NO PICTURE I SET POWER SW TO 1 o PRESS AND HOLD T or W BUTTON 7 I CHECK IC937 I n CHECK ZOOM MOTOR SET POWER SW TO CAMERA STAND...

Page 81: ...and Pin of J1OO5 I CHECK IC35 j I I 1 I RI CN337 6 O CHECK IC351 CAP PWM R3502 RF3356 I u I CHECK PW I I REFERTO POWER NG Loss POWER SWITCH INOPERATIVE 1 OK 1 CHECK LO 1 CASSETTE DOWN SWITCH 1 OK DRUM REFER TO ROTATION DRUM DOES NOT ROTATE 1 OK MOTOR M 2 MECHANISM 1 OK 5V CHECK Q3901 75 I OK CHECK 1C391 LOADING MOTOR M 1 IC351 9 Hi Cassette holder up Lo Cassette holder down X 2 Loading Motor start...

Page 82: ...23 I T PART L J I I J OK CHECK V SYNC IC351 1C323 1 OK PULSE CHECK T3201 i i I OK RB321 SIGNAL LINE BETWEEN I 4 TIME DISPLAY CHECK IC321 1 YES 1 OK IC321 14 PULSE ICHECK IC321 I I POWER SW M F POWERSWITCH ON 1 NORMAL I PLAYER I STANDBY NG cHEcK F313131 etc 5V POWER SUPPLY OK 1 OK CHECK IC341 I I I CHECK L3501 I I I REFER TO POWER NG Loss IpCIW ER INOPERATIVE 1 OK MOTOR OPERATION MECHANISM 1 NG v C...

Page 83: ...SIG BLOCK C1012 OK 1C101 34 LUMA CHECK IC351 I I1C1OI 57 SIG w o s _ lclO1 LuMA NG ORM E w 1 OK 1 OTHER CI039 CN102 CHECK IC101 OK OK CHROA4A CHROMA OK j OK CHECK LPF CHECK 1C101 1 OK 3 NORMAL NORMAL ICHECK IC351 L EE CHROMA 1 OK SET RECORD MODE 1 CN 103 3 LUMA l l NG CHECKVF OIJT BLOCK piiyl H X1OO1 L1OO1 C1024 C1025 OK OK 1 OK CHECK VA 5V Ix El NORMAL 8 5 ...

Page 84: ... 1C351 j OK IC191 18 VOLTAGE CHEKC IC351 1 HIGH CHECK HEAD DRUM BLOCK OK 1C101 14 LUMA CHECK 1C101 1 OK NG CHECKEQ LPF IC101 5LUMA AMP BLOCK 1 OK CHECK IC101 1 OK lC101 36LUMA CHECK IC101 1 OK CN851 4LUMA NG CHECK R1039 OK I i5 Vor 7 m NORMAL n CHECK 1C101 1 OK u SET POWER SW TO CAMERAAND SE RECORD MODE I l l 1c101 14 NC LUMA CHECK IC101 I k k 1 OK IC191 6SIG BUF BLOCK OK TP191 LUMA CHECK VA 5V OK...

Page 85: ...IGNAL lkHti 66 06FJs TO CN294 M MONITOR NC C261 38 AUDIO AUDIO 75 OK CHECK MICROPHONE ASSY 1 NC I 4 4 MONITOR AUDIO AUDIO 1 OK 1 NC 1 OK CHECK MICROPHONE CHECK AD2 BOARD CHECK IC201 ASSY 0 OK APPLY AUDIO SIGNAL lkHti 66 CkiBs TO CN294 AD2 I CHECK R1945 R1905 I 75 NC CHECK MIC AMPLIFIER BLOCK CP1 NG REFER TO NO 1 OK RECORD NG REFERTO NO AUDIO RECORD AUDIO 1 OK NG REFERTO NO PLAY VIDEO ICHECK IC201 ...

Page 86: ... 3 NC CHECK DCtDC 13 5vp p CONVERTER 1 OK A9701 4 NG CHECK DCIDC 12 ovp p CONVERTER 1 OK A9701 5 7 5V CONVERTER 4 1 5vp p 1 OK 1 OK 1 OK CHECK CRT T9701 HV 2 2 kV BRIGHT ADJ G2 300 v G3 400 v m NC 1C971 3 VIDEO CHECK VF VIDEO LINE OK IC971 3 NG CHECK 0 8VP P VF VIDEO LINE OK R G B BRIGHT ADJ 1 OK IC972 27 SYNC CHECK IC971 1 OK IC972 36 SYNC CHECK IC972 1 OK CHECK IC972 I CHECK BACKLIGHT I I CHECK ...

Page 87: ...w Mar 93 620NSNS Printed in Japan SANYO Electric Co Ltd Osaka Japan ...

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