Philips Dell W2300 Service Manual
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Philips Dell W2300 Service Manual

Philips Dell W2300 Service Manual

23" wide lcd-tv color monitor
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23" Wide LCD-TV Color Monitor
Service
Service
Service
Description
Important Safety Notice..................................2
Technical Specification...................................3~4
Connecting The Monitor..................................5~7
Control and Inputs..........................................8~11
OSD User Mode.............................................12~17
Warning Message...........................................18
Troubleshooting.............................................19~20
Failure Mode of LCD Panel............................. 21
Definition of Pixel Defects...............................22~23
Wiring Diagram..............................................24
Mechanical Instructions..................................25~27
Display Adjustment........................................28~29
Safety Test Requirements...............................30
DDC Instructions............................................31~34
DDC Data.................................................... .35~36
Repair Flow Chart..........................................37~40
Function Block Diagram..................................41
Power Diagram..............................................42
I/O & Interface Diagram..................................43
Video Decoder Diagram..................................44
Scaler Diagram..............................................45
LVDS Tx Diagram......................................... .46
SDRAM Diagram............................................47
PC-Analog In Diagram....................................48
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Published by BCU Monitor
Printed in Taiwan

TABLE OF CONTENTS

Description
Page
Scaler-Up Diagram.........................................49
Video Converter Diagram................................50
HDTV Decoder Diagram..................................51
Painter Diagram.............................................52
PC DVI_Digital Diagram..................................53
TMDS_Rx Diagram.........................................54
Audio Board Diagram-1...................................55
Audio Board Diagram-2...................................56
Control Board Diagram and C.B.A....................57
I/O Diagram....................................................59
CVI / S-Video Diagram.....................................60
Tuner Diagram................ ...............................61
Audio Decoder Diagram..................................62
EMF_Scart Diagram........................................63
Scaler PCB C.B.A-1 and -2..............................64~65
Audio PCB C.B.A............................................66
TV Box PCB C.B.A..........................................67
Power Circuit Diagram....................................68
Power PCB C.B.A...........................................69
Exploded View................................................70
Spare Parts List..............................................71~74
General Product Specification.........................75~125
Different Part List...........................................TBD
SAFETY NOTICE
Copyright reserved
Subject to modification
©
Dell W2300
IL3MT2W/76 (DAO)
Horizontal frequencies
F
Nov 28 2003
31 - 61 kHz
Page
GB
3138 106 10344

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Summary of Contents for Philips Dell W2300

  • Page 1: Table Of Contents

    23" Wide LCD-TV Color Monitor Dell W2300 Service Service Service IL3MT2W/76 (DAO) Horizontal frequencies TABLE OF CONTENTS 31 - 61 kHz Description Description Page Page Important Safety Notice........2 Scaler-Up Diagram.........49 Technical Specification........3~4 Video Converter Diagram........50 Connecting The Monitor........5~7 HDTV Decoder Diagram........51 Control and Inputs..........8~11...

  • Page 2: Important Safety Notice

    Important Safety Notice W2300 Go to cover page Proper service and repair is important to the safe, reliable FOR PRODUCTS CONTAINING LASER : operation of all Dell Company** Equipment. The service DANGER- Invisible laser radiation when open. procedures recommended by Dell and described in this AVOID DIRECT EXPOSURE TO BEAM.

  • Page 3: Technical Specification

    Technical Data W2300 Go to cover page Flat Panel PRGCH TV System Frequency Carriers Active matrix - TFT LCD Screen type 23 inches (23-inch viewable image size) Screen dimensions Video (MHz) Sound (MHz) Preset display area: AU37 590.25 PAL B (UK) 590.75 501.12+/- 3mm(20.04 inches +/- 0.12 inches) Horizontal...
  • Page 4 Technical Data W2300 Go to cover page Physical Pin Number Monitor Side of the 15-Pin Characteristics Side Signal Cable 15-pin D-subminiature, blue connector; DVI-D, Connector type Green white connector Blue Analog: Detachable, D-sub, 15pin, shipped Signal cable type detached to the monitor Self test Digital: Detachable, DVI-D, Solid pins, shipped Red GND...

  • Page 5: Connecting The Monitor

    Connecting The Monitor W2300 Go to cover page Connecting your PC CAUTION: Before performing any of the setup procedures listed below, read and follow the safety instructions. A. Connection through blue VGA & lime green audio cable 1. Connect one end of the blue VGA cable to the VGA plug on W2300, and connect the other end to the VGA plug on your PC.
  • Page 6 Connecting The Monitor W2300 Go to cover page Connecting to DVD/VCD/VCR/CATV BOX Note: If your home has separate UHF and VHF antennas, you will need a combiner to connect to the TV. Connect devices with cables provided. Select Composite or S-Video input from On Screen Display (OSD) Menu.
  • Page 7 Connecting The Monitor W2300 Go to cover page Connecting A/V Outputs 1. The Composite output jacks on W2300 back cover provides the function to record your favorite program through broadcast or cable 2. Connect devices (VCR, Camcorder...) with cables provided. Select TV input from OSD Menu.

  • Page 8: Control And Inputs

    Control and Inputs W2300 Go to cover page TV Antenna or Cable In Front View: S-Video In (paired with composite audio in and video in) Composite Audio In Composite Video In Audio In (paired with component video in) Earphone In /Line out Component Video In Base Release Button Americas Bottom View...
  • Page 9 Control and Inputs W2300 Go to cover page Americas Screen Size Selects different screen sizes; standard mode, 4:3, Remote Control full screen, and non-linear scaling. LAST channel Selects the previous TV channel viewed. Closed Caption Selects Close caption feature. (Japanese model without this button) Europe_Africa Remote Control...
  • Page 10 Control and Inputs W2300 Go to cover page OSD main MENU Displays the main On-Screen Display (OSD) Accessing a Press the CURSOR UP button to display the select Menu. Teletext page previous page and the CURSOR DOWN button to display the next page. SLEEP timer Selects the length of time to automatically turn off the LCD TV (off, 15-180) .
  • Page 11 Control and Inputs W2300 Go to cover page SMART picture Selects excellent preset picture controls for multi- media, personal, movies, sports, and weak signal programs. DISPLAY status To display the state of video input, aspect ratio, program number, sound selection, timer for 5 second.

  • Page 12: Osd User Mode

    OSD User Mode W2300 Go to cover page Table 1: DAO PC OSD Functions English Main Menu Level 2 Menu Action Espagnol Exit Press OK key to Language Francais select. D-SUB (PC) DVI-D (PC) TUNER Input Select Press OK key to select. Factory Press OK key to select.
  • Page 13 OSD User Mode W2300 Go to cover page Table 3: DAO DTV OSD Functions English Main Menu Level 2 Menu Action Espagnol Press OK key to Exit Language Francais select. D-SUB (PC) DVI-D (PC) TUNER Press OK key to select Input Select Press OK key to select.
  • Page 14 OSD User Mode W2300 Go to cover page (TBD) Table 4: EMEA PC OSD Functions English Main Menu Level 2 Menu Action Espagnol Exit Press OK key to Language Francais select. D-SUB (PC) Deutsch DVI-D (PC) Japan TUNER Input Select Press OK key to select.
  • Page 15 OSD User Mode W2300 Go to cover page English D-SUB (PC) Espagnol DVI-D (PC) Press OK key to Language Francais TUNER select. Input Select Press OK key to selec t. Deutsch Japanese S-VIDEO Press OK key to select HD/CVI among: Brightness Standard Mode Video Mode...
  • Page 16 OSD User Mode W2300 Go to cover page (TBD) Table 7: Japan PC OSD Functions English Main Menu Level 2 Menu Action ESPAGNOL Exit Press OK key to Language FRANCAIS select. PC Analog DEUTSCH PC Digital JAPANESE TV TUNER Press OK key to Reset Input Select select.
  • Page 17 OSD User Mode W2300 Go to cover page Brightness English Contrast Espagnol Press OK key to Color Language Francais select. Picture Adjust scale. Sharpness Deutsch Color Tint Japanese Press OK key to select Color Saturation among: Treble Standard Mode Video Mode Special Bass Features...

  • Page 18: Warning Message

    Warning Message W2300 Go to cover page Self-Test Feature Check (STFC) Your LCD TV when used as a computer display through DVI and/or VGA connection provides a self-test feature that allows you to check whether your LCD TV is functioning properly. If your LCD TV and computer are properly connected but the LCD TV screen remains dark, run the LCD TV self-test by performing the following steps...

  • Page 19: Troubleshooting

    Troubleshooting W2300 Go to cover page Common Problems The following table contains general information about common LCD TV problems you might encounter. COMMON SYMPTOMS WHAT YOU EXPERIENCE POSSIBLE SOLUTIONS No Video/ Power LED off No picture, LCD TV is dead Check connection integrity at both ends of the video cable Electric outlet verification Ensure power button depressed fully...
  • Page 20 Troubleshooting W2300 Go to cover page TV and Audio Problems WHAT YOU EXPERIENCE POSSIBLE SOLUTIONS COMMON SYMPTOMS Poor TV signal reception The proximity of mountains or high buildings may be responsible for Abnormal picture seen from the screen ghost pictures, echoing or shadows. In this case, try manually adjusting your pictures: see 'fine tuning' or adjust the direction of the outside aerial.

  • Page 21: Failure Mode Of Lcd Panel

    Failure Mode of LCD Panel W2300 Go to cover page Quick reference for failure mode of LCD panel This page presents problems that could be made by LCD panel. It is not necessary to repair circuit board. Simply follow the Mechanical instruction on this manual to eliminate failure by replace LCD panel Polarizer has bubbles or backlight tubes.
  • Page 22 Definition of Pixel Defect W2300 Go to cover page 3.0 Inspection Criteria 3.1. Dot Defect 3.1.1. Bright Dot Dots(sub -pixels) which appeared brightly in the screen when the LCM displayed with dark pattern. - R,G or B 1 dot --------------------------------- Max. 1 - Adjacent 2 dots -------------------------------- Not Allowed - Total amount of Bright dots -------------------- Max.

  • Page 23: Definition Of Pixel Defects

    Definition of Pixel Defects W2300 Go to cover page 3.2. Polarizer Defects Items Criteria 0.01<=W<=0.2, 0.3<=L<=3.0, N<=3 Linear Scratch 0.2<=D<=0.4, N<=3 Dot Shape Scratch Where, W : Width : Length : Average diameter =(a+b)/2 Note) a. Average Diameter b. Linear : 2b , Circular : a 2b c.

  • Page 24: Wiring Diagram

    Wiring Diagram W2300 Go to cover page...

  • Page 25: Mechanical Instructions

    Mechanical Instruction W2300 Go to cover page 1. Lay LCD-TV on a flat, soft and clean surface as Fig 1. Fig 8: Remove one screw on phone PCB. Fig 1 2. Press base release button to remove the base as Fig 2. Fig 9 Fig 2 4.
  • Page 26 Mechanical Instruction W2300 Go to cover page 7. Remove shield-TVR jack as Fig 15. Fig 21: Remove 5 screws on scaler PCB. Fig 15: Remove 6 screws on shield-TVR jack. 8. Remove shield-PVR jack as Fig 16. Fig 22: Remove 4 hex screws.
  • Page 27 Mechanical Instruction W2300 Go to cover page 11. Remove main metal frame from LCD panel as Fig 28~29. Fig 28: Remove 4 screws on the top of LCD panel. Fig 29: Remove 4 screws on the bottom of LCD panel. Fig 30 12.

  • Page 28: Display Adjustment

    Display Adjustment W2300 Go to cover page Display Adjustment: Press VOL+ VOL- button simultaneously for 10 secs when monitor on normal mode. Adjust OSD menu to lower position of screen (i.g. adjust Horizontal OSD Position and Vertical OSD Position to 0 at OSD Control sub-menu. Then press button to move the cursor to red words area ( see red circle on Fig 1).
  • Page 29 Display Adjustment W2300 Go to cover page 2.9 Set color setting on normal color, blue preset and red preset on User mode respectively and adjust Gain RGB and Sub-brightness on factory mode to meet following specification. PC Color Temp. Normal /SRGB Blue /9300°K Red /5700°K Note: For Original ( Natural ) color, the luminance shall be pre-...

  • Page 30: Safety Test Requirements

    Safety Test Requirements W2300 Go to cover page All units that are returned for service or repair must pass the 3. Equipments and Connection original manufactures safety tests. Safety testing requires both Hipot Ground Continuity testing. 3.1. Equipments For example : HI-POT TEST INSTRUCTION - ChenHwa 9032 PROGRAMMABLE AUTO SAFETY TESTER...

  • Page 31: Ddc Instructions

    W2300 DDC Instructions Go to cover page General Note: The alignment box has already build-in a batteries socket for using batteries (9V) as power source. Pull out the socket by DDC Data Re-programming remove four screws at the rear of box. Please do not forget that In case the DDC data memory IC or main EEPROM which storage all remove batteries after programming.
  • Page 32 DDC Instructions W2300 Go to cover page 1. Configuration and procedure There are two ICs contained serial number on the circuit board, Analog EDID IC (7202), and Digital EDID IC (7801) which storage all factory settings. Following descriptions are the connection and procedure for Analog EDID IC and digital EDID IC by enable factory memory data write function on the DDC program (EDID301.EXE).
  • Page 33 DDC Instructions W2300 Go to cover page Loading DDC data from monitor 3. At the submenu, type the letter of your computer's floppy disk drive followed by :EDID301 (for example, A:\EDID301.exe,) Click icon on the tools bar to bring up the Configuration as shown in Fig.
  • Page 34 DDC Instructions W2300 Go to cover page Note: Load DDC data from file During the loading, EDID30 will verify the EDID data which just loaded from monitor before proceed any further function, once the Click from the tools bar. data structure of EDID can not be recognized, the following error Select the file you want to open.

  • Page 35: Ddc Data

    : DEL ID Product Code : 7009 (HEX.) Monitor Descriptor #3 ID Serial Number : 79 (HEX.) Monitor Name : Dell W2300 Week of Manufacture : 48 Monitor Descriptor #4 Year of Manufacture : 2003 Monitor Range Limits Min. Vt rate Hz...
  • Page 36 : DEL ID Product Code : 700A (HEX.) Monitor Descriptor #3 ID Serial Number : 79 (HEX.) Monitor Name : Dell W2300 Week of Manufacture : 48 Monitor Descriptor #4 Year of Manufacture : 2003 Monitor Range Limits Min. Vt rate Hz...

  • Page 37: Repair Flow Chart

    Repair Flow Chart W2300 Go to cover page 3.No picture / LED is 1.No Work / LED is green Check if Check if working voltage Check circuit around each 3V3, 2V5, 5V to Replace power switch power switch regulator and eliminate short 7402 JAGASM and open situation is normal...
  • Page 38 Repair Flow Chart W2300 Go to cover page 5.No DVI picture Check if video decoder 7302 Check if DVI Replace 7302 Check input path from 1801 output 8 bits signals input to to 7842 digital signals TMDS-Rx 7842 Check resistors- Check if DDC IC Replace 3325 or 3324 network 3325,...
  • Page 39 Repair Flow Chart W2300 Go to cover page 9.No PC / S-audio / CVI-audio sound 7.No SVHS / CVBS picture Check audio decoder 7901 Pin 35 input S-AUD-L Check connector 1601 Pin 36 input S-AUD-R Check input path from 1641 Pin 20 output Y-SVHS Check input path from 1642 Pin 38 input CVI-AUD-L...
  • Page 40 Repair Flow Chart W2300 Go to cover page 10.No TV sound 13.LED and function key poor Check if tuner 1501 pin 10 output 2 Replace 1501 signal Check circuit around control board and cable between control board and Go to connector 3 scaler board 11.No earphone sound...

  • Page 41: Function Block Diagram

    W2300 Function Block Diagram Go to cover page R/L for SCART/D4 YPbPr PC audio Sound decoder RF IN Audio Power amp YPbPr- R/L for YPbPr 10WX2 MSP34X0G video&audio TV Box R/L audio & earphone/ R/L for S/AV .Tuner Line out .YPbPr cinch SCART/ TPDA3004D2...

  • Page 42: Power Diagram

    5006 E9 EXCEPT 2006,2007,2013,2029,2097,2015,2018,2024,3022,3029,3034,3037,5001,5007,5013 WERE CHIP COMPONENTS. 5011 F5 TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- POWER 3138 158 5527 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. (1) " 000" ~ "049" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 43: I/O & Interface Diagram

    Ref Des Reserved TYT12- SETNAME LMT-2 (DELL) 23" 6681 933215370215 6683 933215370215 CLASS_NO -------- I /O & INTERFACE 3138 158 5527 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. (5) "681" ~ "699" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 44: Video Decoder Diagram

    3303 NOT USED 212211805631 NOT USED -------- CLASS_NO 3304 212211805631 NOT USED 212211805631 VIDEO DECODER 3138 158 5527 IL3MT2W/76 (6) "301" ~ "349" 2003-10-31 C-"301" ~ "340" NAME FY Liu/IF Chang SUPERS. CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 45: Scaler Diagram

    U480 U258 C8 U284 A6 EXCEPT 1402,1403 WERE CHIP COMPONENTS. TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- SCALER 3138 158 5527 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. (8) "401 ~ "469" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 46: Lvds Tx Diagram

    U332 C2 U356 C2 U357 B2 TYT12- SETNAME LMT-2 (DELL) 23" Ref Des Reserved 3492 212211805631 CLASS_NO -------- LVDS TX 3138 158 5527 IL3MT2W/76 2003-10-31 "491"~"499" NAME FY Liu/IF Chang SUPERS. R- "481"~"499" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 47: Sdram Diagram

    2484 223878615649 2489 223878615649 3138 158 5527 2490 223878615649 IL3MT2W/76 2491 223878615649 5471 313816874261 2003-10-31 5472 313816874261 (9) "471" ~ "475" 7472 932217603668 NAME FY Liu/IF Chang SUPERS. C -"471" ~ "495" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 48: Pc-Analog In Diagram

    Ref Des Reserved -------- CLASS_NO 2209 222224119876 PC - ANALOG IN 2221 223878615649 3201 319802134720 3138 158 5527 3202 319802134730 7201 933714830653 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. (3) "201" ~ "250" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 49: Scaler-Up Diagram

    3765 3V3-UP U527 D7 EXCEPT 1751,1752 WERE CHIP COMPONENTS. U528 D7 TYT12- SETNAME LMT-2 (DELL) 23" -------- CLASS_NO SCALER_UP 3138 158 5527 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. "751" ~ "799" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 50: Video Converter Diagram

    223878615649 3138 158 5527 3353 212211805669 IL3MT2W/76 3358 212211805669 3365 319802131810 2003-10-31 3366 319802190030 "351" ~ "399" 3388 319802137590 NAME FY Liu/IF Chang SUPERS. 3389 319802137590 C -"341" ~ "399" 3391 319802137590 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 51: Hdtv Decoder Diagram

    U101 C9 U102 C9 U319 U114 C9 U156 A5 TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- HDTV - DECODER 3138 158 5527 IL3MT2W/76 2003-10-31 NAME FY Liu/IF Chang SUPERS. "251" ~ "299" CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 52: Painter Diagram

    NOT USED NOT USED 212211805674 IL3MT2W/76 7702 NOT USED 935210550118 NOT USED 2003-10-31 74LVC163DB-T 090 ~ 099 7703 NOT USED 935250000118 NOT USED NAME FY Liu/IF Chang SUPERS. 74LVC02ADB-T 701 ~ 749 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 53: Pc Dvi_Digital Diagram

    LMT-2 (DELL) 23" 6804 933215370215 BAV99 CLASS_NO -------- 6805 933215370215 BAV99 PC DVI_Digital 6806 933215370215 3138 158 5527 BAV99 6807 933215370215 BAV99 IL3MT2W/76 6808 933215370215 BAV99 2003-10-31 NAME FY Liu/IF Chang SUPERS. 801 ~830 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 54: Tmds_Rx Diagram

    TMDS _ Rx 3853 319802131030 3138 158 5527 3855 319802190030 IL3MT2W/76 3856 319802190030 3858 319802190030 2003-10-31 3867 319802190030 7843 tra_NDC7002N NDC7002N_t NAME FY Liu/IF Chang SUPERS. 841 ~ 899 7845 932219334685 LM810M3_t CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 55: Audio Board Diagram-1

    2985 D5 TYT12- SETNAME LMT-2 (DELL) 23" -------- CLASS_NO AUDIO BOARD 3138 158 5526 2939 ~ 2999 IL3MT2W/76 3970 ~ 3999 2003-10-31 EXCEPT 1947,1948,1950,1951,2947,2948,2962,2963,2964,2976,2984,5947,5952,5953,5954,5955,7950,7955 WERE CHIP COMPONENTS. NAME Johnson Chen/Ivy Su SUPERS. CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 56: Audio Board Diagram-2

    AUDIO PCB TYT12- SETNAME LMT-2 (DELL) 23" SB: 59281 x6 CLASS_NO -------- AUDIO BOARD PB: 59291 3138 158 5526 IL3MT2W/76 2003-10-31 * 939..970 NAME Johnson Chen/Ivy Su SUPERS. **** *** ***** * 051..085 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 57: Control Board Diagram And C.b.a

    W2300 Control Board Diagram and C.B.A. Go to cover page...

  • Page 58: Phone Jack Pcb Diagram And C.b.a

    PHONE-OUT-R F992 PHONE-DET F993 1990 JFE6126H TO AUDIO 1951 NOTES: STANDS FOR CHIP COMPONENTS. TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- PHONE JACK PCB 3138 158 5530 IL3MT2W/76 2003-10-31 NAME SUPERS. CHECK ******** DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 59: I/O Diagram

    F025 E7 TYT12- SETNAME LMT-2 (DELL) CLASS_NO -------- I / O 3138 158 5517 CL3MT2W/76 2003-08-08 EXCEPT 1601,1602,2627,3632 WERE CHIP COMPONENTS. NAME F. Y. Liu /I F Cchang SUPERS. 601 ~ 635 CHECK DATE 2003-08-08 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 60: Cvi / S-Video Diagram

    I001 A3 EXCEPT 1641,1642 WERE CHIP COMPONENTS. I002 A7 TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- CVI/S-VIDEO 3138 158 5529 IL3MT2W/76 2003-10-31 NAME F. Y. Liu /I F Chang SUPERS. 640 ~ 679 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 61: Tuner Diagram

    NOT USED TUNER 6501 NOT USED NOT USED 932205042685 3138 158 5529 6502 NOT USED NOT USED 932205042685 IL3MT2W/76 2003-10-31 NAME F. Y. Liu / I F Chang SUPERS. 501 ~ 530 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 62: Audio Decoder Diagram

    I029 C3 I030 C3 I031 C3 I032 D6 I033 D3 TYT12- SETNAME LMT-2 (DELL) 23" -------- CLASS_NO Audio Decoder 3138 158 5529 IL3MT2W/76 2003-10-31 NAME F.Y.Liu/I F Chang SUPERS. 901 ~ 935 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 63: Emf_Scart Diagram

    F064 C5 F065 D5 EXCEPT 1531 WERE CHIP COMPONENTS. I043 B9 TYT12- SETNAME LMT-2 (DELL) 23" CLASS_NO -------- EMF_SCART 3138 158 5529 IL3MT2W/76 2003-10-31 NAME F.Y.Liu/I F Chang SUPERS. 531 ~ 569 CHECK DATE 2003-10-31 KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000...

  • Page 64: Scaler Pcb C.b.a-1 And -2

    Scaler PCB C.B.A-1 W2300 Go to cover page...
  • Page 65 W2300 Scaler PCB C.B.A.-2 Go to cover page...

  • Page 66: Audio Pcb C.b.a

    Audio PCB C.B.A. W2300 Go to cover page...

  • Page 67: Tv Box Pcb C.b.a

    W2300 TV Box PCB C.B.A. Go to cover page...

  • Page 68: Power Circuit Diagram

    Power Circuit Diagram W2300 Go to cover page...

  • Page 69: Power Pcb C.b.a

    W2300 Power C.B.A. Go to cover page...

  • Page 70: Exploded View

    Exploded View W2300 Go to cover page 313815755971 HAS BASE ASSY 313815755831 BACK COVER ASSY 1056 313815855301 1069 823827714321 PHONE JACK PCB ASSY(DELL23) AC/DC POWER BOARD(0223B24180) 1081 313815855291 1054 313815855281 TV BOX PCB ASSY(23 DELL)PH KEY CONTROL PCB ASSY(23DELL) 1052 313815855271 MAIN PCB ASSY (23DELL NAFTA) 1053 313815855261 AUDIO PCB ASSY(23 DELL NAFTA)

  • Page 71: Spare Parts List

    Spare Parts List W2300 Go to cover page CTV: IL3MT2W/76 2013 202203500017 ELCAP TH 25V S 100U PM20 B 2354 222224119876 CER2 1206 Y5V 10V 10U P8020 R Mechanical Parts 2014 222224119876 CER2 1206 Y5V 10V 10U P8020 R 2355 222224119876 CER2 1206 Y5V 10V 10U P8020 R 313815755821...
  • Page 72 Spare Parts List W2300 Go to cover page 2497 223878615649 CER2 0603 X7R 16V 100N PM10 R 3046 212211805683 RST SM 0603 RC0603 100K PM5 R 3384 212211805631 RST SM 0603 JUMP. MAX 0R05 R 2499 223858619812 CER2 0603 Y5V 50V 100N P8020 R 3385 212211805631 RST SM 0603 JUMP.
  • Page 73 Spare Parts List W2300 Go to cover page 3765 212211805665 RST SM 0603 RC0603 4K7 PM5 R 7001 932215923668 IC SM LM2596SX-5.0 (NSC0) R 3060 212211805669 RST SM 0603 RC0603 10K PM5 R 3766 212211805665 RST SM 0603 RC0603 4K7 PM5 R 7002 932217438685 TRA SIG SM BC847C...
  • Page 74 Spare Parts List W2300 Go to cover page Recommended parts list Mechanical Parts 3171 232270461004 RST SM 0603 RC22H 100K PM1 R 313815755821 FRONT CABINET ASSY 3172 232270462703 RST SM 0603 RC22H 27K PM1 R 313815755831 BACK COVER ASSY 3173 232270465103 RST SM 0603 RC22H 51K PM1 R 313815755971...

  • Page 75: General Product Specification

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page GENERAL PRODUCT SPECIFICATION DELL W2300 23" Wide LCD Monitor /TV . 17" Wide LCD monitor with TV function. . PC D-SUB analog interface. . PC DVI-D digital interface. . TV Tuner, HD/Component YPbPr with L/R audio input ( RCA connector), S-Video with L/R audio-in( RCA connector), Composite input ( RCA connector, share audio with S-Video).
  • Page 76 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page . Height adjustable stand . Full range power adapter 90 - 264 VAC . CE environmental policy . Anti-glare to reduce light reflection . Power management capability . TCO99 . VESA standard wall mount kit(Option) 23"...
  • Page 77 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page CONTENTS Foreword Product profile Scanning frequencies Video dot rate Power input Power consumption Dimensions Weight Functions Ambient temperature 2.10 Regulatory compliance Electrical characteristics Interface signals cables User interface 3.2.1 Front control panel 3.2.2 Front control panel definition 3.2.3...
  • Page 78 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.3 HD interface 3.3.3.1 HD support timing 3.3.3.2 HD detail timing 3.3.3.3 HD input connection 3.3.4 Connections Power input connection Power management Display identification DPMS on screen display Visual characteristics Test conditions PC Resolution Brightness Image size...
  • Page 79 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 1.0 FOREWORD This specification describes a 23" WXGA multi -scan color TFT LCD Monitor/TV with HD input ready and max. resolution up to 1280x768/75Hz non-interlaced 2.0 PRODUCT PROFILE This 23" TFT LCD monitor/TV can connect to PC's analog D -SUB or PC's digital DVI -D connector, and it have TV, Composite Video, S -Video, , HD/Component YpbPr PVR interface , SCART interface ( for EMEA model only ), D4 interface ( for Japan model only ),...

  • Page 80: Functions

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 2.8 Functions: -15 pins D-sub analog interface with audio mini jack input (PC line- in). -DVI-D Digital interface share the same audio jack with D-sub. -Tuner, -Composite Video / S-Video input and share the same audio jack -SCART connector / Composite Video/RGB video ( for EMEA model only ) -HD/Component YpbPr input and audio input with RCA connector.

  • Page 81: Electrical Characteristics

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.0 Electrical characteristics Interface signals cables VGA Interface Cable (for all model) Length : 1.8 M +/- 50 mm Power cord ( DAO , Japan only ) Length : 1.8M +/- 50 mm DVI-D cable ( for all model ) Length : 1.8M +/- 50 mm S-Video cable (for all model )

  • Page 82: User Interface

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.1 User interface On screen display user control via front keypad and remote control for PC and TV OSD. 3.2.1 Front control panel Front Control Panel Power SW Input select Down Left Right Menu RC sensor...

  • Page 83: Pc Signal Control Via Front Key And Rc Control

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.2.3 PC Signal control via front key and RC Control : Main controls ( default for PC ) Exit : Exit OSD menu Input select : PC Analog, PC Digital, TV Tuner, Composite, S- video , Component, Brightness and contrast: Exit, Brightness,Contrast.

  • Page 84: Component / Composite / S-Video / ( D4 For Japan , Scart For Emea ) Signal Control Via Front Key And Rc Control

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.2.4 Component / Composite / S-Video / ( D4 for Japan , SCART for EMEA ) signal control via front key and RC Control: Video main controls EXIT : Exit OSD Menu Input select : PC Analog, PC Digital,TV Tuner, EXT (for EMEA only) Composite, S- video, Component , D4 (for Japan only) Picture...
  • Page 85 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Audio : EXIT,Treble, Bass, Balance, Volume adjust , Surround sound ( On,Off ), Mute (On,Off ) Language : EXIT,ENGLISH , ESPANOL , FRANCAIS , DEUTSCH , JAPANESE . Special Features : EXIT Sleep Timer ( Off, 15 ~ 180 Min.
  • Page 86 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page Tuner Mode ( Antenna , Cable, Auto ) Auto Store ( Please wait, Prog. found, Channel ) Manual adjust ( Finetune ) Channel Edit ( Channel up/down, Edit add/delete) Factory Reset : EXIT Yes ( reset to factory setting ) 3.2.6 Remote control The remote control is used in all PC and TV modes :...

  • Page 87: Remote Control Function Keys Allocation

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.2.6.1 Remote control function keys allocation: ( Japan styling is same as DAO model but show character in Japanses and no Closed Caption function of key No.29 Remark : The RC hand set model name ( W1700 ) be removed 23"...
  • Page 88 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 23" Wide LCD Monitor / TV TYPE : IL3MT2W/76 8639 000 15069 Brand : Dell 2003-10-31 Robert Lin 2003-10-31...

  • Page 89: Remote Control Key Definition

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.2.6.2 Remote control key definition Key No. 1. Power On/Off : a. Under PC mode to set Power on or off b. Under TV mode to set TV go into stand by mode. and only for DAO model to wake up the TV .

  • Page 90: Tv Osd Control Function

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page full screen>non-linear scaling>standard mode...repeat, 5 second save setting . 28. LAST channel: last TV channel selected,to access the previous channel. 29. Closed Caption : ( for DAO model only ) closed caption selection 30.
  • Page 91 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 1. Press the menu key to display the main menu. 2. Select SETUP then press menu key 3. Select Tuner mode ( Antenna , Cable ,Auto) for DAO model only. 4. Select AUTO STORE, then press menu key. The searching begins. To exit or interrupt the search, press the menu key.
  • Page 92 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page Adjust the sound 1 . Press menu, select the SOUND function and press menu key. The SOUND menu appears: 2. Use up down keys to select a setting and left right keys to adjust. 3.
  • Page 93 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page To unlock all programs Repeat stages 1 to 4 above, then select CLEAR ALL and press menu. To change the confidential code Repeat stages 1 to 4 above, then: 1.Select CHANGE CODE and enter your own 4-digit number. 2.Confirm by entering it again.

  • Page 94: Pc, Tv And Hd Requirement

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3 PC, TV and HD requirement 3.3.1 PC interface 3.3.1.1 Mode storing capacity preset modes : 10 3.3.1.2 Available timings Factory pre-set timing, size and centering are according to the reference timing charts. 3.3.1.3 Interface pin assignment A.15 pin D-Sub:...
  • Page 95 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page DVI-D : Pin assignment Pin No. Description RX2- RX2+ DDC clock DDC data RX1- RX1+ Self test RX0- RX0+ RXC+ RXC- 23" Wide LCD Monitor / TV TYPE : IL3MT2W/76 8639 000 15069 Brand : Dell 2003-10-31 Robert Lin...
  • Page 96 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.1.4 Preset timing : MODE NO. MODE NO. RESOLUTION 800 x 600 1024 x 768 1024 x 768 1280 x 768 Dot clock(MHz) 49.500 65.000 78.750 79.50 46.875kHz 48.363kHz 60.023kHz 47.776 A ( us ) 21.333 (1056dots) 20.677(1344 dots) 16.66 (1312dots)
  • Page 97 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page MODE NO. RESOLUTION 1280 x 768 1280 x 768 CVT-R Dot clock(MHz) 102.25 68.25 60.289 47.396 A ( us ) 16.587 (1696 dots) 21.099 (1440 dots) B ( us ) 1.252 (128 dots) 0.469 (32 dots) C ( us ) 2.034 (208 dots)
  • Page 98 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.2 TV Interface 3.3.2.1 TV Tuner RF input : Aerial or Cable Input impedance 75 W 3.3.2.2 Deviation of TV system Following table is the deviation of main TV system. Item EMEA Japan TV Color system PAL, SECAM NTSC...
  • Page 99 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page DAO model: 1.TV system setting NTSC M Sound system BTSC-stereo+SAP NTSC 2.Tuning: Auto searching by table. Please see table 2. Channel editor. Japan model: TV system setting NTSC M Sound system Japan system 2.Tuning: Auto searching by table.

  • Page 100: Hd Interface

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.2.6 TV special setting Teletex t : ( For EMEA, Tuner ,CVBS input source only) - TXT on/off - Enlarge - Mix - Quick search from color keys Close Caption, V-chip ( For DAO---Tuner ,CVBS input source only ) - CC-1 ..

  • Page 101: Hd Detail Timing

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.3.3.2 HD detail timing Item 1920X1080i 1280X720P 1920X1080i 1280X720P 60Hz 60Hz 50Hz 50Hz 23" Wide LCD Monitor / TV TYPE : IL3MT2W/76 8639 000 15069 Brand : Dell 2003-10-31 Robert Lin 2003-10-31...
  • Page 102 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page Item 720X576P 720X480P 720X576i 720X480i 50Hz 60Hz 50Hz 60Hz 23" Wide LCD Monitor / TV TYPE : IL3MT2W/76 8639 000 15069 Brand : Dell 2003-10-31 Robert Lin 2003-10-31...

  • Page 103: Hd Input Connection

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.3.3.3 HD input connection HD Connections: A. Component Y Pb Pr ( RCA Jack for all models ) Video input ( RCA Jack ) - Y : 700mV, Pb, Pr, : +/ - 350mV, - Impedance : 75W Audio input ( RCA Jack ) - Nominal : 0.5 V rms.

  • Page 104: Connections

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.4 Connections HD / Component Y Pb Pr Video input , Audio input Location : side Specification Video - Y : 700mV, Pb, Pr, : +/ - 350mV, - Impedance : 75W Audio: L/R input - Nominal : 0.5 V rms.
  • Page 105 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Composite input Location : Side Specification Video - CVBS Source signal 1 Vpp - Impedance : 75W. Audio L/R input (share with S-Video Audio input ) - Nominal : 0.5 V rms. - Maximum : 1.5 V rms.
  • Page 106 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page HEADPHONE Location: Side Specifications : L/R Output 10 mW at 32 W Peripherals: Headphones with impedance between 8 - 600 W Features: When headphone plug is connected, loudspeaker sound is muted. Volume control: with the loudspeaker volume. Sound is the same as from the loudspeakers.

  • Page 107: Power Input Connection

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Audio line output ( share same connector with HEADPHONE ) Location: Side Specification Audio: L/R output - Nominal : 0.5 V rms. - Maximum : 1.5 V rms. - Impedance < 1 k W. Connector type : 3.5 mm stereo mini Jack with switch ESD-protected : 15 kV Power input connection...

  • Page 108: Display Identification

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page TV mode The power consumption and the status indication of the set with power management function are as follows, Power Spec STATUS 120V 230V Typical 100W Green Stand-by < 3W < 3 W Amber Power switch off <...

  • Page 109: Dpms On Screen Display

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 3.7 DPMS on screen display D-Sub or DVI-D as main source without PIP enabled No signal input with cable Signal cable Signal input Selection plugged in unplugged DPMS, press any User Controls then OSD message, "In Power DPMS Save Mode"...

  • Page 110: Visual Characteristics

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page S-Video, Component, or Composite as main Input signal input no signal input show input source name on Top - Left coner,ex:AV,S - VIDEO,HD/CVI,if no video in till 30 minutes,go into video power saving mode(audio system working during OSD message exists),If in power saving...

  • Page 111: Pc Resolution

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page PC Resolution Mode Resolution H. freq. / V. freq Standard 720 x 400 31.469Khz/70.087Hz 640 x 480 31.469Khz/59.940Hz 640 x 480 37.500Khz/75.000Hz VESA 800 x 600 37.879Khz/60.317Hz VESA 800 x 600 46.875Khz/75.000Hz VESA 1024 x 768 48.363Khz/60.004Hz...

  • Page 112: Pc White Color Adjustment

    W2300 GENERAL PRODUCT SPECIFICATION Go to cover page PC White color adjustment Based on the 1931 CIE chromaticity (colour triangle) diagram (x, y coordinates). Coordinates of white display on screen center should be: ( The luminance for each color temprature is preseted at 200 +/- 25nits ) For NORMAL COLOR Same as sRGB ( approx 6500°K ) 6500 °K...

  • Page 113: Mechanical Characteristics

    GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Mechanical characteristics Controls Front Control : DC power switch Power LED MENU key Right key Left key Up key Down key Input select key RC sensor Rear I/O : PC D-sub signal PC DVI-D signal DC 16V input Mini jack PC audio input...
  • Page 114 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 6.0 Environmental characteristics The following sections define the interference and susceptibility condition limits that might occur between external environment and the display device. 6.1 Susceptibility of display to external environment Operating - Temperature : 0 to 35 - Humidity : 10 to 80%() - Altitude...
  • Page 115 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Fron Right Botto Left Rear Panel face down Display disturbances from external environment According to IEC 801-2 for ESD disturbances Reliability Mean Time Between Failures System MTBF (Excluding the LCD panel and CCFL) : 50,000 hrs CCFL MTBF : 50,000 hrs Quality assurance requirements Acceptance test...
  • Page 116 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page Serviceability The serviceability of this monitor should fulfill the requirements which are prescribed in UAW-0346 and must be checked with the check list UAT -0361. Pattern 1: Brightness and Uniformity measure points H /4 Pattern 2: Cross talk pattern Gray level 184 (256 Gray level)
  • Page 117 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page Pattern 3: Cross talk Pattern Center at Gray level 0 (Black) Table 1. EMEA model : West Europe TV preload Channels Frequency Carriers TV System Pattern Video Sound AU37 590.25MHz 595.75MHz PAL B(UK) Pure White 64.25MHz 69.75MHz...
  • Page 118 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page PAL G 679.25MHz 684.75MHz Circle Pattern (CCIR) PAL I 487.25MHz 493.75MHz Circle Pattern (UK) PAL B 224.25MHz 229.75MHz Color Bar (CCIR) 182.25MHz 187.75MHz Color Bar (UK) PAL G 847.25MHz 852.75MHz 100% White (CCIR) PAL B 196.25MHz...
  • Page 119 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page PAL I 487.25MHz 493.75MHz Circle Pattern (UK) PAL G 527.25MHz 532.75MHz Circle Pattern (CCIR) PAL G AU37 590.25MHz 595.75MHz Circle Pattern (UK) PAL I 623.25MHz 629.75MHz Color Bar (UK) PAL DK CH44 655.25MHz 661.75MHz Color Bar...
  • Page 120 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 121.25 120.00 121.25 127.25 126.00 127.25 133.25 132.00 133.25 139.25 138.00 139.25 145.25 144.00 145.25 151.25 150.00 151.25 157.25 156.00 157.25 163.25 162.00 163.25 169.25 168.00 169.25 175.25 175.25 174.00 175.25 181.25 181.25 180.00 181.25...
  • Page 121 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 379.25 378.00 379.25 385.25 384.00 385.25 391.25 390.00 391.25 397.25 396.00 397.25 403.25 402.00 403.25 409.25 408.00 409.25 415.25 414.00 415.25 421.25 420.00 421.25 427.25 426.00 427.25 433.25 432.00 433.25 439.25 438.00 439.25 445.25 444.00...
  • Page 122 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 633.25 637.25 636.00 637.25 639.25 643.25 642.00 643.25 645.25 649.25 648.00 649.25 651.25 655.25 654.00 655.25 657.25 661.25 660.00 661.25 663.25 667.25 666.00 667.25 669.25 673.25 672.00 673.25 675.25 679.25 678.00 679.25 681.25 685.25 684.00...
  • Page 123 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 471.25 475.75 470-476 477.25 481.75 476-482 483.25 487.75 482-488 489.25 493.75 488-494 495.25 499.75 494-500 501.25 505.75 500-506 507.25 511.75 506-512 513.25 517.75 512-518 519.25 523.75 518-524 525.25 529.75 524-530 531.25 535.75 530-536 537.25 541.75...
  • Page 124 W2300 GENERAL PRODUCT SPECIFICATION Go to cover page 735.25 739.75 734-740 741.25 745.75 740-746 747.25 751.75 746-752 753.25 757.75 752-758 759.25 763.75 758-764 765.25 769.75 764-770 Japan model : Cable channel Video carrier Audio carrier Range Channel 109.25 113.75 108-114 115.25 119.75 114-120...
  • Page 125 GENERAL PRODUCT SPECIFICATION W2300 Go to cover page 349.25 353.75 348-354 355.25 359.75 354-360 361.25 365.75 360-366 367.25 371.75 366-372 373.25 377.75 372-378 379.25 383.75 378-384 385.25 389.75 384-390 391.25 395.75 390-396 397.25 401.75 396-402 403.25 407.75 402-408 409.25 413.75 408-414 415.25 419.75...
  • Page 126 X-radiation emissions. For continued X-radiation protection, the replacement periodically against a reference standard. tube must be the same type as the original, including suffix letter,or a Philips 4. When the HV circuitry isoperating properly there is no possibility of an x- approved tupe.

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