Panasonic AJHVF27P Service Manual Download

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ORDER NO. BSD0103M005
D26

AJ-HVF27P

Unauthorized copying and distribution is a violation of law.

Sec. 1 Operating Instructions

Sec. 2 Disassembly Procedures

Sec. 3 Electrical Adjustment

Sec. 4 Block Diagram, Schematic Diagrams

and Circuit Board Diagrams

Sec. 5 Exploded Views & Replacement Parts List

2" Electronic HD Viewfinder

Summary of Contents for AJHVF27P

Page 1: ...reserved Unauthorized copying and distribution is a violation of law Sec 1 Operating Instructions Sec 2 Disassembly Procedures Sec 3 Electrical Adjustment Sec 4 Block Diagram Schematic Diagrams and Circuit Board Diagrams Sec 5 Exploded Views Replacement Parts List 2 Electronic HD Viewfinder ...

Page 2: ...STMENT ELE 3 2 3 10 V LINEARITY ADJUSTMENT ELE 4 2 3 11 CLAMP LEVEL ADJUSTMENT ELE 4 2 3 12 SUB BRIGHTNESS ADJUSTMENT ELE 4 2 3 13 PEAKING BALANCE ADJUSTMENT ELE 4 SECTION 4 BLOCK DIAGRAM SCHEMTIC DIAGRAMS CIRCUIT BOARD DIAGRAMS OVER ALL BLOCK DIAGRAM BLK 1 SUB 1 SCHEMATIC DIAGRAM SCM001 SUB 2 SCHEMATIC DIAGRAM SCM002 SUB 3 SCHEMATIC DIAGRAM SCM003 LED SCHEMATIC DIAGRAM SCM004 SERIAL DATA CONV MAI...

Page 3: ...ately before handling any semiconductor component or semiconductor equipped assembly drain off any electrostatic charge on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist trap device which should be removed for potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped w...

Page 4: ...g the source of the magnetic fields away from the unit before operation indicates safety information Caution O The interior of this product contains high voltage components Do not disassemble the product O Be careful not to point the eyepiece directly at the sun WARNING TO REDUCE THE RISK OF FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE FCC Note This device complies with Pa...

Page 5: ... FCD0103BAOE290P ...

Page 6: ...oval of Eyepiece Rubber DIS 1 4 Removal of Eyepiece Unit DIS 2 5 Removal of Upper Cover DIS 2 6 Removal of CRT Unit DIS 2 7 Removal of SUB 1 Board DIS 3 8 Removal of SUB 2 Board DIS 3 9 Removal of MAIN Board DIS 3 Removal of Guard Bar DIS 3 Removal of LED Board DIS 4 Removal of Back tally Base DIS 4 11 12 10 ...

Page 7: ...the Microphone holder 2 Unscrew 2 screws C so that the Microphone holder can be removed 3 Removal of Eyepiece Rubber 1 Tear off the points of Eyepiece rubber A as shown below 4 Removal of Eyepiece Unit 1 Turn the Lock ring counterclockwise 2 Pull out the Eyepiece Unit NOTE For assembling the Eyepiece Unit make sure each Guideline SCREW B A A LOCK RING Guideline SCREWS A SCREWS C ...

Page 8: ... Unit with LENS pipe can be removed NOTE If GASKET is deteriorated replace it 4 Unscrew 3 screws E F so that the CRT Unit can be removed from LENS pipe CAUTION Do not wipe the surface of reflecting mirror installed in LENS pipe because the mirror is coated To clean the mirror blow dust NOTE If LENS PIPE GASKET is deteriorated replace it Hex Screws D Hex Screw D ANODE CONNECTOR CN263 GASKET SCREW E...

Page 9: ...TRAST and BRIGHT knob 2 Unscrew hex nut A and then pull out the each front knob so that the SUB 2 board can be removed 9 Removal of MAIN Board 1 Disconnect CN1 on MAIN Board so that the EVF cable can be removed 2 Unscrew 4 screws H so that the MAIN Board can be removed 10 Removal of Guard Bar 1 Unscrew 2 screws I so that the Guard bar can be removed CN101 Hex nut A SCREWS I SCREWS G SCREWS H SCREW...

Page 10: ... K so that the LED Board can be removed 12 Removal of Back tally Base 1 Unscrew 2 screws L so that the Back tally base can be removed NOTE If GASKET installed behind of the Back tally base unit is deteriorated replace it NOTE For assembling the parts take reverse steps of each disassemble procedure MEMO CONNECTOR A SCREWS L SCREW J SCREW J SCREW K SCREW K ...

Page 11: ...e Adjustment ELE 2 2 2 V Hold Adjustment ELE 2 2 3 H Hold Adjustment ELE 2 2 4 H Duty Adjustment ELE 2 2 5 H Picture Position Adjustment ELE 2 2 6 Focus Adjustment ELE 3 2 7 Raster Size Adjustment ELE 3 2 8 Heater Voltage Adjustment ELE 3 2 9 V Center Adjustment ELE 3 2 10 V Linearity Adjustment ELE 4 2 11 Clamp Level Adjustment ELE 4 2 12 Sub Brightness Adjustment ELE 4 2 13 Peaking Balance Adjus...

Page 12: ...ach corner 6 EHV Extra High Voltage Prove Use for 2 6 Focus Adj 7 Screwdriver Hex wrench Please use plastic screwdrivers 1 2 Preparation for adjustment Execute an adjustment under the following condition for precise adjustment 1 Set Viewfinder horizontally and CRT surface to A as follows Part of Northern Hemisphere A is North direction Part of Southern Hemisphere A is South direction 2 Adjust Angl...

Page 13: ...Duty Adjustment Board SUB1 BOARD Spec T 2 75 us 0 25us TP CN101B 7pin Adjust RV104 H DUTY M EQ Oscilloscope 1 Set the BRIGHT CONTRAST and PEAKING knobs to Minimum level 2 Turn RV104 fully counterclockwise 3 Adjust RV104 so that the duty T at CN101B 7pin is within the specification NOTE If the duty T is adjusted to 2 5us or less High voltage protection circuits may work In that case turn power off ...

Page 14: ...H SIZE RV106 V SIZE 1 Aim Camera recorder at Resolution chart then adjust zoom and focus so that the full size picture is displayed on screen of EVF 2 Adjust RV106 so that the no picture portion A is within the specification 3 Adjust RV110 so that the no picture portion B is within the specification 2 8 Heater Voltage Adjustment Board MAIN BOARD Spec 630mV 10mV DC TP TP22 TP23 CN502 3pin 4pin Adju...

Page 15: ... 3 Adjust RV202 so that the peaking level A at CN263 1pin is within the specification 2 12 Sub Brightness Adjustment Board SUB2 BOARD Spec Pedestal portion Just black out TP EVF screen Adjust RV205 SUB BRIGHTNESS input Camera Color bar 1 Set the Camera internal color bar to ON 2 Set the BRIGHT CONTRAST and PEAKING knobs to Minimum level 3 Adjust RV205 so that the pedestal portion is changed from s...

Page 16: ...TAL DEFLECTION MAIN 3 3 SCHEMATIC DIAGRAM SCM007 CIRCUIT BOARD DIAGRAMS MAIN P C BOARD VEP20859B CBA 1 SUB 1 P C BOARD VEP20860B CBA 1 SUB 2 P C BOARD VEP20861B CBA 1 SUB 3 P C BOARD VEP20862B CBA 1 DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST AND MAY BE SLIGHTLY DIFFERENT OR AMENDED SINCE THIS DRAWING WASPREPARED IMPORTANT SAFETY...

Page 17: ...CKPORCH CLAMP IC 202 6 3 2 RV202 CLAMP LEVEL SUB3 P C Board 1 G1 OUT 1 AMP V CLAMP CLAMP PULSE GENERATOR IC 106 8 V CLAMP CN101 B 8 V CLAMP CN101 A 8 V CLAMP CN201 A 5 V CLAMP CN201B CN201B 3 CN261 CN263 TP261 TP262 Q264 265 266 Q267 S302 ZEBRA ON OFF PEAKING CONTROL 4 PEAKING CN201B 4 PEAKING IC 201 OVER ALL BLOCK DIAGRAM SERIAL PARALLEL LED DRIVER DECODER SP CLK 10 SP WR 11 SP DATA 12 1 2 3 4 6 ...

Page 18: ...6 IC105B TC7W02FU 1 2uS DELAY 500nS CLAMP OUT V BLK H BLK 16 9 R159 3 3k 1608 FBP TRG V DEF 5V GND 9 5V VIDEO HD V CLAMP C BLK1 BACK TALLY V DEF R114 5 6k 1608 5 1 6 Q105A XN4601 2 3 4 Q105B XN4601 7 2 6 3 IC110A TC4427A 5 4 IC110B TC4427A 9 5V 9 5V 9 5V 9 5V C176 0 1u 25V B R180 22 1608 R165 22 1608 C BLK1 9 5V SWING 1 2 3 D103 DA204U Vin 1 GND 2 5V 3 IC103 TA78L05F 5V RV106 V SIZE 1080 C CLAMP 9...

Page 19: ...AMP 1 3 2 RV206 YP12F 10kB R243 47k 1608 1 3 2 RV205 ST 32TG 200kB Q205 C4102 Q204 A1579 R252 0 1608 LED202 CL200HRCTUL R249 51k 1608 R248 100k 1608 R247 10k 1608 R250 51k 1608 R251 5 1k 1608 R244 5 1k 1608 C223 NM C225 4 7u 100V RJ3 C204 0 1u 25V B 1 2 3 4 5 6 7 8 9 10 11 12 CN201B SFR12R 1HS V GND C214 0 1u 25V B C221 0 1u 25V B C224 0 1u 100V R R240 10K 1608 R232 22k 1608 IN1 1 D1 2 S1 3 V 4 GN...

Page 20: ...263 C4104 Q265 C4104 Q266 A1580 R269 12k 1608 R266 100 1608 R267 12k 1608 R273 33 1608 R272 33 1608 R270 100 1608 R271 100 1608 Q267 C4104 R275 510 1608 C265 0 1u 25V B C264 0 1u 100V 3225 R276 510k 1608 R274 10M 2125 D261 HZK2ALL R262 130 1608 C262 220p 50V CH 1 2 CN263 S2B ZR SM3A C261 0 1u 100V 3225 1 2 3 4 CN261 MF 3 1 4P 1 2 3 4 CN262 MF 3 1 4P R264 100 1608 60V 9 5V V CLP V GND VIDEO IN V GN...

Page 21: ...DRAWING NO 01 01 SCM004 5V REC Tally EFFECT BATT 50M G TALLY VTR SAVE Spear 1 Spear 2 P D1 D2 D3 D4 D5 D6 D7 D8 D9 1 2 3 4 5 6 7 8 9 10 CN41 IL Y 10P S15T2 EF D1 D2 D3 D4 D5 D6 D7 D8 D9 REC Tally EFFECT BATT 50M G TALLY VTR SAVE SPEAR1 SPEAR2 P CL 150UR CD T CL 150D CD T CL 150UR CD T CL 150UR CD T CL 150PG CD T CL 150D CD T ...

Page 22: ...10u 20V TA C C302 22u 10V TA B OE 5 CKS 8 QO 11 QP 12 QN 13 A 4 R 7 CKL 6 GND 9 QA 1 QB 2 QC 24 QD 23 QE 22 QF 21 QG 20 QH 19 QI 18 QJ 17 QK 16 QL 15 QM 14 SQp 10 Vcc 3 IC302 M66311FP 1 7 IC304A TC7W04F 6 2 IC304B TC7W04F 3 5 8 4 IC304C TC7W04F A 1 B 2 Q0 3 Q1 4 Q2 5 Q3 6 Q4 10 Q5 11 Q6 12 Q7 13 CLK 8 CLR 9 14 7 IC301 TC74HC164AF R304 100K C303 0 01u 50V B 16 9 4 3 R TALLY G TALLY CAUTION BATT 50M...

Page 23: ...410 33k 1608 C408 10u 20V TAC C403 1500p 50V CH R409 33k 1608 R415 8 2k 1608 C411 1500p 50V CH R414 12k 1608 C415 150u 16V OS H SIZEOUT R408 22k 1608 R407 160k 1608 C407 150u 16V OS 9 5VOUT C406 0 1u 25V B R406 330 1608 R420 330 1608 1 3 2 RV401 MVR22 4 7kB H SIZECTL UNREGGND L402 56u CF8 560 C414 0 1u 25V B TP2 TP3 TP1 SHUTDOWN 2 Vref C409 4 7u 20V TAA R413 10k 1608 R403 3 6K 2125 R417 3 6K 2125 ...

Page 24: ...2 7 Q2 6 D3 12 Q3 10 Q3 11 D4 13 Q4 15 Q4 14 CLK 9 CLR 1 Vcc 16 Vdd 8 IC504 SN74HC175APW C521 5600p 50V B R529 22k 1608 R530 22k 1608 4 3BLK OUT Peakingup OUT C522 0 1u 25V B 1 2 3 D503 DA204U G2 H H 1 2 3 CN501 IL S 3P S2T2 EF H DEF GND H DEF H DEF 1 HV 60V OUT FBPTRG GND R527 100k 1608 TP21 TP22 TP23 TP25 Vcc 2 C 5 60V 4 GND 9 H 7 H 8 HV 0 G2 3 Sheild Fb 1 FBT TC38 39 C511 2200p 250V APSC R526 6...

Page 25: ... CN101B A1 CN102 B2 IC101 B1 IC102 B2 IC103 A1 IC105 A2 IC106 A2 IC107 A2 IC109 A2 IC111 A2 IC112 A2 IC113 A2 IC114 A2 IC115 A2 Q101 B1 Q105 B2 Q106 B2 Q108 A1 RV101 B2 RV102 B2 RV103 B2 RV104 B2 RV105 B2 RV106 B2 RV108 B2 RV109 A2 RV110 A2 RV111 A2 RV112 B2 COMPONENT SIDE REF LOC IC203 A1 IC205 B2 Q204 A2 Q205 B2 Q206 A2 RV201 A2 RV202 B1 RV203 B1 RV204 A1 RV205 B2 RV206 A2 CAUTION IMPORTANT SAFE...

Page 26: ...s are in MICROFARADS µF P µµF 3 The P C Board untils marked with shown below the main assembled parts 4 The parts marked with E on the exploded view show the electric parts 5 IMPORTANT SAFETY NOTICE Components identified with the mark have the special characteristics for safety When replacing any of these components use only the same type 6 The marking RTL indicates the retention time is limited f...

Page 27: ... 8 56 59 59 15 16 57 E2 E1 E3 E4 58 17 18 23 E5 21 20 63 63 62 64 61 19 61 52 2 PRT 1 MECHANICAL PARTS ASSEMBLY Components identified with the mark have the special characteristics for safety When replacing any of these components use only the same type ...

Page 28: ...ACER 1 24 VMG1221 LENS LOCK PACKING 1 25 VMX2886 SLIP RING 1 26 VGP5040 OUT SIDE HOLDER 1 27 VYC0810 LENS CASE 1 28 VMG1224 EYE CAP 1 29 VMX1558 NYLON WASHER 2 30 VGM1657 LOCK BASE 1 31 VMG1655 LOCK TABLE 1 32 VMG1456 PLATE B 1 33 VMS6274 SHAFT B 1 34 VMG1455 PLATE A 1 35 VMS6221 LOCK SPACER 1 36 VHD0991 INSERT SCREW 1 37 VHD0990 LOCK SCREW 1 38 VGU7714 LOCK LEVER 1 39 VMS6275 EVF LOCK SHAFT 1 40 ...

Page 29: ...ef No Part No Part Name Description Pcs Remarks 1 VQT9245 OPERATING INSTRUCTION 1 2 VPG0A71 PACKING CASE 1 3 VPN5247 CUSHION A 1 4 VPN5248 CUSHION B 1 5 VPN5249 CUSHION C 1 6 VPN5250 CUSHION D 1 7 VPN5251 CUSHION E 1 8 VPN5252 CUSHION F 1 9 VQL9822 PACKING LABEL 1 10 VQL8185 CAUTION LABEL 1 PRT 3 ...

Page 30: ... 50V 4700P 2 R403 ERJ6GEYG362 M RESISTOR CH 1 10W 3 6K 1 C501 ECUM1H101JCN C CAPACITOR CH 50V 100P 1 R404 ERJ3RBD102 M RESISTOR CH 1 16W 1K 1 C502 03 ECUX1E104KBN C CAPACITOR CH 25V 0 1U 2 R405 ERJ3RED4R7 M RESISTOR CH 1 16W 4 7 1 C504 VCS1DQ225 E CAPACITOR 20V 2 2M 1 R406 ERJ3RBD331 M RESISTOR CH 1 16W 330 1 C505 VCS1DQ475 E CAPACITOR 20V 4 7M 1 R407 ERJ6RED164 M RESISTOR CH 3W 160K 1 C506 07 ECU...

Page 31: ...CAPACITOR CH 50V 5600P 1 R120 21 ERJ3RBD512 M RESISTOR CH 1 16W 5 1K 2 C124 VCEV1CBL471 E CAPACITOR 16V 470U 1 R122 ERJ3RBD221 M RESISTOR CH 1 16W 220 1 C125 ECUM1H103KBN C CAPACITOR CH 50V 0 01U 1 R123 ERJ6GEYJ4R7 M RESISTOR CH 1 10W 4 7K 1 C126 ECUX1H333KBN C CAPACITOR CH 50V 0 033U 1 R124 ERJ3RBD472 M RESISTOR CH 1 16W 4 7K 1 C151 VCS1DQ106 E CAPACITOR 20V 10M 1 R125 ERJ3RBD332 M RESISTOR CH 1 ...

Page 32: ... 16K 1 C211 12 ECUX1E104KBN C CAPACITOR CH 25V 0 1U 2 R255 ERJ3RBD913 M RESISTOR CH 1 16W 91K 1 C213 ECUM1H220JCN C CAPACITOR CH 50V 22P 1 R256 ERJ3RBD363 M RESISTOR CH 1 16W 36K 1 C214 16 ECUX1E104KBN C CAPACITOR CH 25V 0 1U 3 R257 ERJ3RBD473 M RESISTOR CH 1 16W 47K 1 C217 VCS1DQ475 E CAPACITOR 20V 4 7M 1 C218 ECUX1E104KBN C CAPACITOR CH 25V 0 1U 1 RV201 VRV0305B102 V RESISTOR 1K 1 C219 VCS1EQ155...

Page 33: ...YJ106 M RESISTOR CH 1 10W 10M 1 R275 ERJ3RBD511 M RESISTOR CH 1 16W 510 1 R276 ERJ3RED514 M RESISTOR CH 1 16W 510K 1 R277 ERJ6GEYG221 M RESISTOR CH 1 10W 220 1 E5 VEP20783 LED P C BOARD 1 RTL CN41 VJP1603T CONNECTOR MALE 1 D1 CL 150UR CD LED 1 D2 CL 150D CD LED 1 D3 CL 150UR CD LED 1 D4 D5 CL 150PG CD LED 2 D6 CL 150D CD LED 1 D9 CL 150PG CD LED 1 PRT 7 ...

Page 34: ...OPERATING INSTRUCTIONS CONTENTS Parts and Their Functions OPE 1 Adjusting the Viewfinder OPE 2 Mounting the Microphone OPE 5 ...

Page 35: ...ENGLISH FRANÇAIS 2 Electronic HD View Finder AJ AJ Operating Instructions ...

Page 36: ...to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interf...

Page 37: ...tions E 4 Adjusting the Viewfinder E 7 Adjusting the Mounting Height of the Viewfinder E 7 Mounting the Viewfinder E 8 Detaching the Viewfinder E 8 Position Adjustment E 9 Diopter Adjustment E 10 Screen Adjustment E 10 Detaching the Eyepiece E 11 Mounting the Microphone E 12 ...

Page 38: ...rd backward position adjustment Power supply DC 12 V supplied by camera Power consumption 3 3 W AJ HVF20P 3 8 W AJ HVF27P Specifications Picture tube 2 inch high resolution monochrome picture tube Image system 1080 lines 59 94 Hz AJ HVF20P 720 lines 59 94 Hz AJ HVF27P External adjustment controls Controls BRIGHT CONTRAST PEAKING Switches TALLY HIGH OFF LOW ZEBRA ON OFF Allowable temperature range ...

Page 39: ...tails ZEBRA Zebra Pattern Switch 1 Controls the front tally lamp HIGH Makes the front tally lamp brighter OFF Turns the front tally lamp off LOW Makes the front tally lamp dimmer TALLY Switch 2 Adjusts the outlines of the images in the viewfinder to make focusing easier The setting of this control has no effect on the output signal of the camera PEAKING Knob 3 Adjusts the contrast of the screen in...

Page 40: ...on Clamp Lever 7 Lights when the VCR is recording Also flashes on and off as a warning indication in the same manner as the REC lamp inside the viewfinder The back tally lamp is hidden when the lever is in the OFF position Back Tally Lamp 9 Adjust this control to match the vision of the person using the camera so that the image on the screen in the viewfinder is as clear as possible Diopter Adjust...

Page 41: ...ts and Their Functions The lamp and picture tube indications will differ depending on the camera used with the viewfinder Refer to the instruction manual of the camera for details Internal LEDs TALLY REC BATT VTR SAVE ...

Page 42: ...nt positions and change the position of the metal fitting Adjusting the Viewfinder Adjusting the Mounting Height of the Viewfinder Metal fitting Re fix the metal fitting by fastening the screws together with the spring washer The mounting height of the viewfinder can be adjusted using the method described below Adjust the height of the mounting unit as required O At the time of shipping the mounti...

Page 43: ... Be sure to insert the plug all the way into the connection jack 1 Confirm that the POWER switch of the camera is OFF 3 Disconnect the connection jack from the viewfinder cable connector 2 Loosen the stopper screw and detach the viewfinder by pulling it straight up Note Use both hands to detach the viewfinder The viewfinder may not detach smoothly with one hand resulting in damage to the viewfinde...

Page 44: ...d left right position clamp lever to disengage the lock 3 Adjust the position of the viewfinder by moving it forward backward left or right 2 Loosen the viewfinder forward backward left right position clamp lever 4 Return the viewfinder forward backward left right position clamp lever to the locked position ...

Page 45: ...AKING CONTRAST BRIGHT 1 Set the POWER switch of the camera to ON A picture will appear in the viewfinder 1 Set the POWER switch of the camera to ON 2 Set the OUTPUT switch of the camera to BAR 3 Turn the viewfinder BRIGHT and CONTRAST controls to adjust the picture brightness and contrast Turning the PEAKING control makes the picture appear sharper A sharper picture facilitates focusing the lens 2...

Page 46: ...e mirror should be blown away with a blower etc Eyepiece Lock ring Alignment marks 1 Turn the lock ring as far as possible in the clockwise and counterclockwise directions to line up the alignment marks on the lock ring and viewfinder barrel 2 Detach the eyepiece Remounting the Eyepiece 1 Line up the alignment marks on the lock ring and the viewfinder barrel and slide the eyepiece back into place ...

Page 47: ...one Follow the steps below to install the AJ MC700P microphone kit sold separately Viewfinder MIC IN jack Microphone holder 1 Open the microphone holder 2 Mount the microphone 3 Plug the microphone connector cable into the MIC IN jack ...

Page 48: ...Los Angeles CA 90068 323 436 3500 Government Marketing Department 52 West Gude Drive Rockville MD 20850 301 738 3840 Broadcast PARTS INFORMATION ORDERING 9 00 a m 5 00 p m EST 800 334 4881 24 Hr Fax 800 334 4880 Emergency after hour parts orders 800 334 4881 TECHNICAL SUPPORT Emergency 24 Hour Service 800 222 0741 Panasonic Canada Inc 5770 Ambler Drive Mississauga Ontario L4W 2T3 905 624 5010 Pana...

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