Page 2 - Table of Contents
DELL E152FPc 2 Table of Contents TABLE OF CONTENTS............................................................................................................... 2 1. MONITOR SPECIFICATIONS ................................................................................................. 4 2. LCD MON...
Page 3 - Revision List; Revision; Initial; Max Brightness measurement; ” on
DELL E152FPc 3 Revision List Revision Date Revision History TPV model A00 Mar-20-2005 Initial Release A01 April-25-2006 Add” Max Brightness measurement ” on Page36
Page 4 - MONITOR SPECIFICATIONS
DELL E152FPc 4 1. MONITOR SPECIFICATIONS Driving system TFT Color LCD Size 38.1mm(15.0") Pixel pitch 0.297mm(H) x 0.297mm(V) Viewable angle 120˚ (H) 100˚ (V) Flat Panel Response time (typ.) 25 ms Video Analog Only Sync. Type H/V TTL Separate and Composite Sync. H-Frequency 30kHz – 63kHz Input V-...
Page 5 - LCD MONITOR DESCRIPTION; Monitor Block Diagram
DELL E152FPc 5 2. LCD MONITOR DESCRIPTION The LCD MONITOR will contain a main board, an internal PWPC board, keypad board, which house the flat panel control logic, brightness control logic and DDC.The internal PWPC board will drive the backlight of panel and the DC-DC conversion. and provides the 5...
Page 6 - OPERATING INSTRUCTIONS; GENERAL INSTRUCTIONS; -Connect the video cable from the monitor to the video card.; Brightness Button:; Green — Power On mode.; Control Buttons
DELL E152FPc 6 3. OPERATING INSTRUCTIONS 3.1 GENERAL INSTRUCTIONS Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. -The power cord should be...
Page 7 - ADJUSTING THE PICTURE; Exit
DELL E152FPc 7 3.3 ADJUSTING THE PICTURE To set the OSD menu, perform the following steps: Briefly press the SELCT / MENU button to activate the OSD menu. The main menu appears on the screen with icons for the setting functions. The first symbol ( Exit ) is highlighted. Necessary, press the- or + bu...
Page 8 - Adjusting the brightness and contrast; Brightness / Contrast; Adjusting size and position
DELL E152FPc 8 Adjusting the brightness and contrast Calling the Brightness / Contrast setting window using Brightness button. Brightness Setting the brightness of the display With this function you change the brightness of the background lighting. Contrast Setting the contrast of the display With t...
Page 11 - POWER SUPPLY REQUIREMENTS; UNIT; PANEL SPECIFICATION
DELL E152FPc 11 4.3 POWER SUPPLY REQUIREMENTS 4.3.1 INPUT REQUIREMENTS AC INPUT VOLTAGE: 100V ~ 240V AC INPUT FREQUENCY: 50 ~ 60 HZ AC INPUT CURRENT: 1.5A MAX INRUSH CURRENT: 50A MAX AT 220V LEAKAGE CURRENT: 3.5 mA Max. 4.3.2 OUTPUT REQUIREMENTS ITEM MIN. TYP. MAX. UNIT REMARK Output voltage (12V) 1...
Page 13 - PARAMETER GUIDE LINE FOR CCFL INVERTER; BACKLIGHT
DELL E152FPc 13 4.4.4 PARAMETER GUIDE LINE FOR CCFL INVERTER BACKLIGHT
Page 14 - MONITOR EXPLODED VIEW
DELL E152FPc 14 5. BLOCK DIAGRAM 5.1 MONITOR EXPLODED VIEW
Page 15 - SOFTWARE FLOW CHART
DELL E152FPc 15 5.2 SOFTWARE FLOW CHART 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18
Page 17 - LVDS Signal output
DELL E152FPc 17 5.3 ELECTRICAL BLOCK DIAGRAM Main Board OSD Control Interface (CN301) Scalar GmZan3 (Include MCU, ADC, OSD) (U200) MCU MTV312MV (U202) EEPROM M24C16 (U201) D-Sub Connector (CN100) EEPROM 24C02 (U100) H-sync, V-sync R/G/B DB12_SDA, DB15_SCL EPR_SDA EPR_SCL LCD Interface (CN201) LV...
Page 27 - MAINTAINABILITY; EQUIPMENTS AND TOOLS REQUIREMENT; DDC Tool with a IBM Compatible Computer.
DELL E152FPc 28 7.3 KEYPAD BOARD 8. MAINTAINABILITY 8.1 EQUIPMENTS AND TOOLS REQUIREMENT Voltage meter. Oscilloscope. Pattern Generator. DDC Tool with a IBM Compatible Computer. Alignment Tool. LCD Color Analyzer. Service Manual. User Manual.
Page 28 - TROUBLE SHOOTING; Inverter Board; No DC Level
DELL E152FPc 29 8.2 TROUBLE SHOOTING 8.2.1 MAIN BOARD 1.NO SCREEN APPEAR Note: 1. If Replace “ MAIN-BOARD ”, Please re-do “DDC-content” programmed & “WHITE-Balance”. 2. If Replace “ Inverter Board ” only, Please re-do “ WHITE-Balance” Yes, all DC level exist No DC Level Measured U402 pin 3 = 5 V...
Page 34 - G a i n a d j u s t m e n t :; Color1
DELL E152FPc 35 9.WHITE-BALANCE, LUMINANCE ADJUSTMENT Before started adjust white balance, please setting the Chroma-7120 MEM. Channel 3 to 6500 0 K colors, MEM. Channel 4 to 9300 0 K colors, MEM. Channel 9 to 5700 0 K (our 9300 parameter is x = 283 ±28, y = 297 ±28, Y = 175±20 cd/m 2 , 6500 paramet...
Page 35 - Max Brightness measurement:
DELL E152FPc 36 Max Brightness measurement: a. Switch to the full white pattern, in user mode main menu: 1. Set <Color Settings> Red, Green, and Blue to the max. 2. Set <Brightness> Brightness, Contrast to the max. b. The Minimum brightness is 200cd/m 2 ±20 . 10. EDIT CONTENT D-SUB Conne...
Page 36 - BILL OF MATERIAL LIST
DELL E152FPc 37 11. BILL OF MATERIAL LIST CBPC560KSLDLN CONVERSION BOARD FOR DL M 1 PCS KEPC560KDE1 KEY BOARD FOR T560K*DEL M 1 PCS PWPC1542SED1 POWER BOARD M 1 PCS 11G6036 1 SPACER SUPPORT SCC-24 P 1 PCS 15G5996 1 REAR COVER P 1 PCS 23L3178700 1A LOGO P 1 PCS 26L 800700 4A6444 BARCODE P 1 PCS 33L46...
Page 52 - DEFINITION OF PIXEL DEFECTS; VISUAL INSPECTION
DELL E152FPc 53 12.DEFINITION OF PIXEL DEFECTS 12.1 VISUAL INSPECTION
Page 53 - ELECTRICAL INSPECTION
DELL E152FPc 54 12.2 ELECTRICAL INSPECTION Definitions/ Notes: - A bright dot any Red, Green, or Blue pixel sucks in the “On” mode. - A dark dot any Red, Green, or Blue pixel sucks in the “Off ” mode. - Inspection pattern for electrical defect should be pure R, G, B, and Black and White. - Adjacent ...
Page 55 - Fig. 3. Minimum distance between dot defects; * A minimum distance criterion is applied for dots defect only.
DELL E152FPc 56 Fig. 3. Minimum distance between dot defects bright dot - to - bright dot dark dot - to - dark dot * Adjacent two dots in horizontal direction will be considered as one dot. * A minimum distance criterion is applied for dots defect only. * Will be not considered the distance between ...