Xerox WorkCentre PE114e Скачать руководство пользователя страница 79

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7-13

Troubleshooting

Service Manual

7.3.7 Paper rolled on the OPC Drum

• Description

Paper is rolled up in the OPC.

Check and Cause

Solution

1. Paper is too thin.

2. The face of paper is curled.

1. Use paper that conforms to the printer specification.

2. Ensure paper is stored properly to prevent curl.

Note. To remove paper rolled in the OPC.

• Remove the toner cartridge from the set, taking

care not to touch the green surface. Use the
gearwheel at the side to rotate the OPC drum and
pull the paper from the cassette.

• Clean fingerprints on the OPC gently with soft

tissue, taking care not to scratch the surface.

Содержание WorkCentre PE114e

Страница 1: ...LASER MFP CONTENTS 1 Precautions 2 Reference Information 3 Specifications 4 Summary of product 5 Disassembly and Reassembly 6 Alignment and Adjustments 7 Troubleshooting 8 Exploded Views and Parts Li...

Страница 2: ...Service Manual...

Страница 3: ...ccess to laser radiation above a Class I level during normal operation user maintenance or prescribed service condition Warning Never operate or service the printer with the protective cover removed f...

Страница 4: ...inserting or taking off the power plug The power plug has to be inserted completely If not a fire will be caused due to poor contact When taking off the power plug grip the plug and remove it 7 Take c...

Страница 5: ...wing procedures before dismantling the printer or replacing any parts 1 Check the contents of the machine memory and make a note of any user settings These will be erased if the mainboard or network c...

Страница 6: ...cause injury 3 When you move the printer This printer weighs 8 8kg including toner cartridge and cassette Use safe lifting and handling techniques Use the lifting handles located on each side of the m...

Страница 7: ...t electrostatic charge buildup in the vicinity of the assem bly 3 Use only a grounded tip soldering iron to solder or desolder ESDs 4 Use only an anti static solder removal device Some solder removal...

Страница 8: ...1 6 Precautions Service Manual MEMO...

Страница 9: ...d for safe and smooth troubleshooting described in this service manual DVM Digital Volt Meter Standard Indicates more than 3 digits 1 Cleaning Equipments Standard An IPA Isopropyl Alcohol dry wipe tis...

Страница 10: ...DVM Digital Voltmeter ECP Enhanced Capability Port ECU Engine Control Unit EEPROM Electronically Erasable Programmable Read Only Memory EMI Electro Magnetic Interference EP Electro photographic EPP En...

Страница 11: ...tion Language Ping Packet internet or Inter Network Groper PPD Postscript Printer Discription PPM Page Per Minute PS Post Script PTL Pre Transfer Lamp PWM Pulse Width Moduration Q ty Quantity QCD Qual...

Страница 12: ...for proper ventilation see diagram below Provide the proper environment A firm level surface Away from the direct airflow of air conditioners heaters or ventilators Free of extreme fluctuations of te...

Страница 13: ...for the Test The sample pattern shown in below is the standard pattern used in a factory The contents of the life span and the printing speed are measured with the pattern shown in below The picture i...

Страница 14: ...2 6 Reference Information Service Manual 2 4 2 A4 2 Pattern...

Страница 15: ...2 7 Reference Information Service Manual 2 4 3 A4 IDC 5 Patten...

Страница 16: ...2 8 Reference Information Service Manual MEMO...

Страница 17: ...t exc Toner Cartridge 8 89 Kg Gross Weight with package 12 04 Kg LCD 16 2 Char No BackLite I O Interface USB1 1 IEEE1284 Power Printing Operation 300 Wh Consumption Sleep Mode Energy Star Compliant Po...

Страница 18: ...s than 54 seconds Duplex Print N A Printable Area 208 x 273 mm Letter Halftone Gray Scale 256 levels Items SCX 4100 Remarks SCAN Scan Method Color CIS Scan Speed through Lineart Halftone 72 sec Platen...

Страница 19: ...an 600 600dpi Print 600 600dpi Zoom Range 50 to 200 Multi Copy 1 99 Preset Yes Darkness Control 3 level Light Normal Dark Copy Mode Original Type Text Text Photo Photo Collation Copy N A Auto return t...

Страница 20: ...Down 50Sheets 20lb Face Up 1Sheet Output Control Face down Face up Paper Size Main Tray Legal A4 Letter Folio Executive B5 A5 A6 Bypass Bypass Envelope6 3 4 7 With main tray paper 3 4 9 10 DL C5 B5 Pa...

Страница 21: ...upgrade FW PC FAX No Only available through PC Offset BOx Package and POP POP Yes Quick Reference guide Yes include Setup Guide and Function Guide Accessory Owner s manual Yes Electronic S W CD ROM 1...

Страница 22: ...3 6 Specifications Service Manual MEMO...

Страница 23: ...4 4 4 1 Summary of product Service Manual 4 Summary of Product This chapter describes the functions and operating principles of the main component 4 1 Printer Components 4 1 1 Front View...

Страница 24: ...4 2 Summary of Product Service Manual 4 1 2 Rear View...

Страница 25: ...4 3 Summary of product Service Manual 4 1 3 Control Panel...

Страница 26: ...4 4 Summary of Product Service Manual 4 2 System Layout SCAN PART...

Страница 27: ...r unit Q PID type developed by Samsung and only used on 220V Domestic models Heat Lamp type used on 220V Export models and all 110V models The Heat Lamp type fuser consists of the Heat Lamp Heat Rolle...

Страница 28: ...er is opened The temperature of the fuser cover s surface is maintained at less than 80 C to protect the user and a caution label is attached where the customer can see it easily when the rear cover i...

Страница 29: ...t A rotating polygon mirror reflects the laser light onto the OPC and each side of the mirror is one scan line The OPC drum turns as the paper feeds to scan the image down the page The HSYNC signal is...

Страница 30: ...and blade Doctor blade Developing Method Non magnetic 1 element contacting method Toner Non magnetic 1 element shatter type toner The life span of toner 3 000 sheets IDC Pattern A4 standard Toner rema...

Страница 31: ...SU and manages the Electrophotographic printing process Circuits on the PBA drive include the main motor paper feed cartridge fuser clutch driver pre transfer lamp driver heat lamp driver CIS driver s...

Страница 32: ...al 3 3V external 4 3 2 Flash Memory This stores the system program Firmware upgrade is achieved by downloading from the new image using the PC Interface Capacity 1M Byte Access Time 70 nsec 4 3 3 SDRA...

Страница 33: ...sensor actuator is located on the front cover and the senor is in the main frame When the front cover is open the 24V and 5V supplies to the DC fan solenoid main motor polygon motor part of LSU HVPS...

Страница 34: ...toner cartridge The CPU is used to modify some of these voltage settings to provide the ideal voltages to create the image The HVPS part uses the 24V and outputs the high voltage for THV MHV BIAS and...

Страница 35: ...sed by the LSU Laser Scanning Unit When printing the exposed voltage on the OPC is 180V unexposed is 970V and the exposing voltage on the DEV is 330V Therefore toner with polarity is developed onto an...

Страница 36: ...ge fluctuating range AC 198V 264V AC 90V 135V Rated frequency 50 60 Hz Frequency fluctuating range 47 63 Hz Inputting Current Under 4 0Arms 2 0Arms when heat lamp is off 2 Rated Power Output 3 Consump...

Страница 37: ...AC power The AC power is controlled by a Triac THY1 a semiconductor switch On Off control is achieved when the gate of the Triac is turned on off by a Photo triac PC1 this is an insulting part In the...

Страница 38: ...ling edge of the paper does not pass the feed sensor within certain time During this time the feed sensor cannot be Off After the leading edge of the paper passes the feed sensor the paper does not re...

Страница 39: ...e blinking It has been lower than 80 C over 10 seconds Printing 2 consecutive pages it has been lower than 145 C over 4 seconds 3 consecutive page it has been 25 C lower than the fixed fusing temperat...

Страница 40: ...4 18 Summary of Product Service Manual MEMO...

Страница 41: ...e the cable routing that will be affected Whenever servicing the machine you must perform as follows 1 Check to verify that documents are not stored in memory 2 Be sure to remove the toner cartridge b...

Страница 42: ...Service Manual 5 2 Front and Rear Cover Units 1 Take the Cassette out of the printer 2 Remove the Front Cover in the direction of arrow 3 Remove the 4 screws securing the Rear Cover and remove it as s...

Страница 43: ...uld remove Rear Cover see page 5 2 Front Cover see page 5 2 2 Remove 1 screw at the front of the unit Unclip the right cover along the top edge and remove it from the Frame Assembly 3 Remove 1 screw a...

Страница 44: ...om the main PBA and release the ground wire from the Motor Drive Ass y as shown below 3 Carefully lift the Scanner Ass y from the base taking care to thread the cables through the frame Scanner Ass y...

Страница 45: ...it 2 Release 8 clips 2 per side securing the scanner upper frame to the scanner lower frame and remove the upper frame 3 Remove the CCD Cable as shown below Platen Cover Scan Upper Caution 1 Before d...

Страница 46: ...take out the Scanner Module 5 Push the Belt Holder and take out the Belt as shown below 6 Remove the Pulley Idle as shown below 7 Remove the 2 screws and take out the Scan Motor Ass y Belt Pulley Idle...

Страница 47: ...ual 5 5 Middle Cover 1 Disconnect the OPE harness from the Main PBA and remove the 4 screws securing the Middle Cover Remove it as shown below 2 Remove the 4 screws securing the OPE Unit from the Midd...

Страница 48: ...boards and then remove 4 screws Remove the Fuser Ass y taking care not to damage the Exit Sensor 3 Remove 2 screws and take the Thermostat out of the Fuser 4 Remove 2 screws and take the Halogen Lamp...

Страница 49: ...nd Reassembly Service Manual 6 Remove 4 screws and divide the Fuser into two parts 7 Unwrap the Thermistor Harness as shown below 8 Remove the Thermister from the Fuser Cover Fuser Cover Thermister Th...

Страница 50: ...over see page 5 6 2 Remove the white Exit Gear and release a bearing clip at one end then remove the shaft and rollers as shown below Exit Gear Bearing Exit Roller 1 2 5 8 LSU 1 Before you remove the...

Страница 51: ...emove 1 screw Then take out the Fan DC Fan 5 10 Drive Ass y 1 Before you remove the Drive Ass y you should remove Rear Cover see page 5 2 Left Side Cover see page 5 3 2 Remove the 6 screws from the Dr...

Страница 52: ...screws securing the Engine Shield Ass y and unplug the all connectors Then remove the Engine Shield Ass y Engine Shield Ass y 5 12 Main PBA 1 Before you remove the Main PBA you should remove Rear Cov...

Страница 53: ...Rear Cover see page 5 2 Side Covers see page 5 3 Fuser Connector see page 5 7 Engine Shield Ass y see page 5 11 2 Unplug 1 connector and remove 3 screws then take the Inlet Bracket out 3 Remove 1 scr...

Страница 54: ...ddle Cover see page 5 6 LSU see page 5 9 2 Remove 3 screws and take the Transfer Earth out 3 Unplug the PTL Holder Connector then remove the PTL Holder and PTL Lens as shown below Take care to note th...

Страница 55: ...ver see page 5 6 LSU see page 5 9 Drive Ass y see page 5 10 2 Remove 2 screws from the Guide Paper and take it out 3 Pull up the Feed Idle Bush and Feed Idle Shaft as shown below 4 Remove 3 screws fro...

Страница 56: ...5 16 Disassembly and Reassembly Service Manual 7 Remove the Feed Roller and Feed Roller1 as shown below Feed Roller1 Feed Roller...

Страница 57: ...e page 5 3 Scanner Ass y see page 5 4 Middle Cover see page 5 6 LSU see page 5 9 Drive Ass y see page 5 10 Feed Bracket and Gears See page 5 14 steps 4 6 2 Remove the Pick up Gear Ass y as shown below...

Страница 58: ...5 18 Disassembly and Reassembly Service Manual MEMO...

Страница 59: ...y To return to the user menu Press the Menu Exit key 6 1 2 Diagnostic Menu Exit Menu Exit Darkness Main Menu Engine test Remark ENGINE TEST Motor Test 1 On 2 Off MTR FAN SOL ETC PickUp Test 1 On 2 Off...

Страница 60: ...print command the printer feeds paper from the main cassette or manual feeder as required 2 The paper being fed passes the paper feed sensor Jam 0 occurs if the sensor is not operated within a certai...

Страница 61: ...CHECK INSIDE In the fuser area or around the toner cartridge BYPASS JAM In the manual feeder 1 Open and close the front cover The jammed paper is automatically ejected from the machine If the paper is...

Страница 62: ...he scanner unit The support lever will automatically pop up 4 Pull the paper out gently 5 Close the jam cover by pushing the support tab to the left and hold it down whilst lowering the cover carefull...

Страница 63: ...e toner cartridge and close the front cover Printing automatically resumes 6 3 3 In the Fuser Area or Around the Toner Cartridge Bypass Jam appears on the display when you try to print using the manua...

Страница 64: ...g options to the factory default Copy Setup Restores all of the Copy Setup options to the factory default All Settings Resets all of your settings to the factory default Machine Setup Resets all of th...

Страница 65: ...or Over Heat LSU Error No Paper Add Paper Paper Jam 0 Open Close Door Paper Jam 1 Open Close Door Paper Jam 2 Check Inside The front or rear cover is not securely latched The toner cartrige is not ins...

Страница 66: ...t 1 OPC Drum 75 5mm white spot on black image or black spot 2 Charge Roller 37 7mm black spot 3 Supply Roller 47 8mm light or dark horizontal image band 4 Developing Roller 35 2mm horizontal image ban...

Страница 67: ...cal White Line Description White vertical voids in the image Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 1 Contamination of the window or...

Страница 68: ...riodically in the printing Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 If dark or blurry black spots occur periodi cally the rollers in t...

Страница 69: ...gain 3 Wait 30 minutes after printer is powered on before you start printing 4 Clean the cartridge and set contacts Generally clean dirt from inside the set 5 Replace the HVPS if the problems are not...

Страница 70: ...dark background appears in whole area of the printing Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Solution 1 Printing large quantities of low cover...

Страница 71: ...he toner cartridge 1 and 2 Clean all HV contacts If problem persists replace the HVPS If problem still persists replace the Main PBA 3 Replace the toner cartridge and try to print out 4 Check the tran...

Страница 72: ...akage due to improperly sealed toner cartridge 2 If the transfer roller is contaminated stains on the face of page will occur 1 Replace the toner cartridge 2 If the transfer roller is contaminated run...

Страница 73: ...ler Check and clean the area between the H R and the Thermistor Caution Take care not to deform the rollers 7 1 15 Blank Page Print out 1 Description Blank page is printed Check and Cause Solution Bad...

Страница 74: ...BA 2 Check shading profile 1 Check the CIS harness is properly connected 2 Redo shading profile in the tech mode Check and Cause Solution 1 Check the Scanner Cover is properly closed 2 Check shading p...

Страница 75: ...dark Check and Cause Solution 1 Check shading profile 2 Check the gap between original and scanner glass 3 Check printing quality 1 Redo shading profile in the tech mode 2 A gap of more than 0 5 mm ca...

Страница 76: ...1 Check the Solenoid by using Tech Mode 2 Check cassette MP knock up plate and springs 3 Check paper separator pad 4 Check the pick up roller for contamination and correct assembly 5 If continuous clu...

Страница 77: ...Check if the exit sensor actuator is defective Check if the actuator exit is deformed Check if the lever part is deformed Check whether burrs occur in the assembly part of the exit actuator and if th...

Страница 78: ...a soft cloth dampened with IPA Isopropyl Alcohol or water 4 Use paper with a smother surface finish 7 3 6 Paper rolled in the fuser Description Paper rolled around fuser rollers or Concertina jam Chec...

Страница 79: ...that conforms to the printer specification 2 Ensure paper is stored properly to prevent curl Note To remove paper rolled in the OPC Remove the toner cartridge from the set taking care not to touch th...

Страница 80: ...amp ON OFF test 4 Drive gear melted 1 Replace the whole fuser assembly if the thermostat is open circuit 2 Replace the whole fuser assembly if the ther mistor sensor is faulty 3 Replace the fuser 7 4...

Страница 81: ...rmistor 1 Use EDC Mode to test the fuser Replace Fuser unit Replace SMPS or Main PBA as appropriate 7 4 4 Paper Empty Description Paper Empty is displayed in the LCD panel even when paper is loaded in...

Страница 82: ...MPS PBA or MAIN PBA as appropriate 7 4 6 Cover Open Description The Cover Open message appears on the LCD even when the print cover is closed Check and Cause Solution 1 The Open Cover microswitch may...

Страница 83: ...CD even when the print cover is open Check and Cause Solution 1 The Open Cover microswitch may be stuck or faulty 2 Check the connector and cables between Switch and main PBA 1 Use TECH mode cover sen...

Страница 84: ...s replace the main PBA Note Check motor operation using EDC Mode 7 4 9 No Power Description When system power is turned on the LCD panel does not come on Check and Cause Solution 1 Check if the power...

Страница 85: ...d Vertical Lines become curved Description When printing vertical lines are not straight Check and Cause Solution 1 Check stability of 24V supply to LSU 1 24V stable Replace LSU 24V unstable replace S...

Страница 86: ...d of its life white streaks or light print occurs You can temporarily reestablish the print quality by redistributing the remaining toner in the cartridge 1 Open the Front Cover 2 Lightly pushing the...

Страница 87: ...a Check the distance between contamination marks b Check the appearance of both ends of the toner cartridge OPC drum 2 Random page contamination a Check that the terminals contact points of the toner...

Страница 88: ...dge and the set are clean b Check that the terminals contact point of the toner cartridge and the set are not damaged 1 For item 1 Run OPC Cleaning Mode Print 4 5 times repeatedly to remove excess ton...

Страница 89: ...oner cartridge or set b Check if the terminal assembly is normal Especially check the charge roller terminal 3 The printed image is dark and ghost occurs a Check if foreign substances are stuck to the...

Страница 90: ...C and printer port are correcct If you use windows check that the printer driver in the controller is set up correctly set up the correct port is selected and Use On line is selected in the driver If...

Страница 91: ...a hard disk space problem rather than a printer RAM problem In this case pro vide more space on the hard disk Secure more space using the disk utilities program 2 The connection of the cable and prin...

Страница 92: ...ry this is caused by insufficient space on the hard disk 1 Ensure that ECP best or SPP is selected in the CMOS BIOS setup 2 Ensure that the correct driver is loaded Use the driver supplied on the CD o...

Страница 93: ...ailed print jobs on the hard disk with the name in the form jnl Delete these files and Reboot Windows to restart the printer 3 Shut down all other programs except the current one if possible 4 Delete...

Страница 94: ...Service Manual MEMO Troubleshooting 7 28...

Страница 95: ...Assembly page 8 2 8 2 Frame Assembly page 8 4 8 3 Scanner Unit Assembly page 8 7 8 4 Fuser Unit Assembly page 8 9 8 5 Middle Cover Unit Assembly page 8 11 8 6 Driver Unit Assembly page 8 13 8 7 Casse...

Страница 96: ...8 2 Exploded View Parts List Service Manual 8 1 Main Assembly 0 10 1 4 6 Toner Cartridge 5 1 5 2 5 4 5 3 5 4 5 5 5 3 8 9 16 13 17 Frame 11 7 8 1 8 3 8 2 12 15 14 2 2 2 2 1...

Страница 97: ...JC70 00481B 1 X 5 3 ADJUST M_MANUAL_R JC70 00482B 1 X 5 4 ADJUST RACK M_MANUAL JC70 00304A 2 X 5 5 GEAR RACK PINION JC66 00387A 1 X S SCREW TAPTITE 6003 000264 3 X 6 MEA UNIT CASSETTE_MB JC97 01914B 1...

Страница 98: ...1 12 6 9 53 9 51 13 14 15 16 17 57 18 19 20 20 21 22 23 24 25 26 37 31 27 28 29 29 30 58 63 58 1 58 2 58 3 58 4 58 5 58 6 58 6 58 4 40 41 56 42 44 53 45 46 47 48 59 59 1 59 2 59 3 59 4 50 52 52 54 2 5...

Страница 99: ...14 IPR P TERMINAL CON JC70 00312A 3 X 15 IPR P TERMINAL CR JC70 00313A 1 X 16 HOUSING TERMINAL JC61 00592A 1 O 17 PMO LOCKER CST JC72 00983A 2 O 18 PMO ACTUATOR CVR OPEN JC72 00974A 1 O 19 PMO PLATE...

Страница 100: ...ing Pick up gear 50 BRACKET P FEED JC61 00602A 1 O 51 IPR P GROUND_TR JC70 00311A 1 X 52 SHAFT FEED JC66 00398A 2 X 53 RING CS 6044 000001 3 X 54 GEAR FEED 2 JC66 00394A 1 X 55 GEAR IDLE 23 JC66 00396...

Страница 101: ...8 7 Exploded View Parts List Service Manual 8 3 Scanner Unit Assembly 0 1 2 4 5 28 13 21 23 20 25 27 14 15 12 10 9 7 9 8 11 12 29 17 24 19 16 18 26 20 22 3...

Страница 102: ...10 IPR CARRIAGE CIS JC70 00480A 1 X 11 HOLDER CIS JC61 00930A 1 X 12 SCREW TAPTITE 6003 001064 2 X 13 BELT SCANNER JB66 00007A 1 O 14 IPR SHAFT CIS JC66 00718A 1 X 15 CAP PULLEY JC67 00069A 1 X 16 GE...

Страница 103: ...xploded View Parts List Service Manual 8 4 Fuser Unit Assembly 1 32 3 2 34 4 5 31 32 16 19 6 33 7 8 9 10 12 13 26 20 15 21 22 23 24 25 27 28 31 29 30 37 S2 39 14 31 11 35 40 40 S3 S3 41 40 39 38 0 18...

Страница 104: ...0239A 1 O 110V CBF HARNESS FUSER 220V JC39 00238A 1 O 220V 16 GEAR FUSER JC66 00037C 1 X 17 BUSH M HR L JC61 00948A 1 X 18 ROLLER HEAT JC71 00012B 1 O 19 BUSH M HR R JC61 00947A 1 X 20 LAMP HALOGEN_11...

Страница 105: ...HER PLAIN 6031 001051 1 X 37 LABEL R HV FUSER JC68 00407A 1 X 38 SCREW TAPTITE 6006 001078 1 X 39 SCREW MACHINE 6006 001193 5 X 40 SCREW TAPTITE 6603 000269 6 X 41 SCREW TAPTITE 6003 000196 1 X Fuser...

Страница 106: ...8 12 Exploded View Parts List Service Manual 8 5 Middle Cover Unit Assembly 0 5 2 3 4 7 13 9 8 10 11 12 1 5 6...

Страница 107: ...COVER M_MIDDLE JC63 00473E 1 O 2 PMO STACKER JC72 01340B 1 O 3 STOPPER M LEVER JC61 00949A 1 X 4 SPRING ETC TS CHARGE APOLLO JC61 00026A 1 X 5 PMO SUB_M_STACKER JC72 01343A 2 X 6 PMO BUSHING_F DOWN JC...

Страница 108: ...1 X 2 GEAR RDCN 53 26 JC66 00388A 1 X 3 GEAR RDCN 113 33 JC66 00391A 1 X 4 GEAR RDCN 57 18 JC66 00389A 2 X 5 WASHER PLAIN 6031 000023 2 X 6 BRACKET P MOTOR 1400 JC61 00599A 1 X 7 GEAR RDCN 103 41 JC6...

Страница 109: ...8 15 Exploded View Parts List Service Manual 8 7 Cassette Unit Assembly 0 1 4 19 5 6 7 8 2 9 10 20 13 11 12 14 16 18 3 15 17...

Страница 110: ...ING ETC LOCKER PLATE JG61 70531A 1 X 9 PLATE P KNOCK_UP JC61 00603A 1 X 10 SPRING CS 6107 001166 2 X 11 PMO EXTENSION SMALL JC72 00971D 1 X 12 GUIDE M EXTENSION L2 JC61 00918E 1 X 13 FRAME M_CASSETTE...

Страница 111: ...9 9 9 1 Block Diagram Service Manual 9 Block Diagram...

Страница 112: ...9 2 Block Diagram Service Manual MEMO...

Страница 113: ...Diagram 1 GND 2 TX 3 RST 4 RX 5 5V 1 nP_EMPTY 2 nP_FEED 3 5V 4 5V 5 GND 6 GND 7 3 3V 8 GND 9 GND 10 GND 11 24VS 12 24VS 13 MANUAL 14 24V 15 OPE_RX 16 THV_REED 17 nOPE_RST 18 THV_PWM 19 THV_EN 20 BIAS_...

Страница 114: ......

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