Page 2 - Contents
1 Contents 1. Safety Precautions 2 2. Servicing Precautions 2 3. Engineering Specification 3 4. Spare Parts List 23 5. Block Diagram 24 6. Packing Description 25 7. Appearance Description 26 8. Alignment Procedure 28 9. Trouble Shooting Guide 39 10. Factory OSD Operation 49 11. Firmware upgrade proc...
Page 3 - Safety Precautions; sustaining serious damage.; Servicing Precautions; They may cause bursting of the bulb.
2 1. Safety Precautions 1. Be sure to read this manual before servicing and save it for future reference. 2. The lamp becomes extremely hot during operation. Allow the projector to cool for approximately 45 minutes prior to removing the lamp assembly for replacement. Do not operate lamps beyond the ...
Page 4 - Engineering Specification; Active Area
3 3. Engineering Specification Superscripts indicate the method in Appendix B used for a given measurement, unless otherwise noted. 1.0 Image Quality All tests must adhere to the assumptions in Appendix A 1.1 Brightness (In ‘optical test’ mode) 1.1.1 Typical 660 ANSI Lumens 1.1.2 Minimum 450 ANSI Lu...
Page 6 - HDCP
5 2.7.1 PC Mode 1280 x 720 pixels 2.7.2 Video Mode 1280 x 720 pixels 3.0 Mechanical & Cosmetic 3.1 Dimensions 400L x 347W x 116H 3.2 Weight 16.7 lbs (7581 g) 3.3 Security Slot Kensington compatible slot 150N break away force 3.4 Feet 4 adjustable feet 3.5 Lamp Replace Position Front 4.0 Compatib...
Page 9 - Appendix A Optical Measurement; General requirements; minimum of 10 minutes, at nominal ambient room temperature of 25
8 Appendix A Optical Measurement This part of the Optical Test Instruction describes those measurements to be executed during the production of the optical engines. Content: A1 BRIGHTNESS A2 BRIGHTNESS UNIFORMITY A3 BRIGHTNESS DIFFERENCE A4 ANSI CONTRAST A5 PEAK CONTRAST A6 LIGHT LEAKAGE A7 IMAGE DI...
Page 10 - Practical consideration; position since zoom function can influence the measurement.
9 Practical consideration 1. When measuring contrast manually, operators should not wear white clothing since light reflected from white clothing can influence the measurement. 2. Unless otherwise specified the projection lens is set in the widest zoom position since zoom function can influence the ...
Page 11 - A2. BRIGHTNESS UNIFORMITY; Default; A3. BRIGHTNESS DIFFERENCE; MIN; be made at the center of each of the rectangles.
10 A2. BRIGHTNESS UNIFORMITY Unit: % Brightness: Default Contrast: Default Uniformity = 9 9 8 7 6 5 4 3 2 1 ) 13 , 12 , 11 , 10 ( L L L L L L L L L E E E E MIN + + + + + + + + 1/20h 1/20w E10 E12 E11 E13 L5 A3. BRIGHTNESS DIFFERENCE Unit: % Brightness: Default Contrast: Default Brightness Difference...
Page 12 - Lux; A7. IMAGE DISTORTION; dist
11 A5. PEAK CONTRAST Unit: Contrast : 1 Brightness: Default Contrast: Default Contrast Ratio = Lux value at the center of a solid white screen/the lux value of a solid black screen A6. LIGHT LEAKAGE Unit: Lux Brightness: Default Contrast: Default Leakage = The maximum light leakage of a solid black ...
Page 13 - A12. COLOR UNIFORMITY; Brightness: Default
12 A9. ZOOM RATIO Unit: Ratio : 1 Brightness: Default Contrast: Default Zoom ratio = maximum / minimum image diagonal size at a fixed projection distance. A10. FOCUS RANGE Unit: m (Max~Min) Brightness: Default Contrast: Default The minimum/maximum focus distance is the minimum/maximum projection dis...
Page 14 - Appendix B Design Verification Test Procedure; Dynamic Testing; Random; Atmospherics
13 Appendix B Design Verification Test Procedure 1.Purpose This standard establishes the environmental specification for projector related products, which defines the level of product performance and reliability in the field. It is not necessary the intent of these specification to simulate a typica...
Page 16 - Drawing 1: Top view of BENQ PE8700 video projector
15 Appendix C Drawings and Attachments Drawing 1: Top view of BENQ PE8700 video projector
Page 18 - Appendix D HD2 Front Projection Image Quality Specification; Blue test screen; Major Dark Blemish; Green Value
17 Appendix D HD2 Front Projection Image Quality Specification 1. SCOPE This document specifies the image quality requirements applicable to the HD2 Component Set for Front Projection image display. The HD2 Component Set provides digital imaging functionality based on Digital Micromirror Device (DMD...
Page 20 - Red Ramp test screen; ACCEPTANCE REQUIREMENTS
19 2.12 Red Ramp test screen This screen is used to test light border blemishes and bright pixels. All areas of the active area are colored at a specific gray level, based on MS Paint 0-255 RGB scale: Major Dark Blemish Blue Value 0 Red Value Start 0,end 255 Green Value 0 3. ACCEPTANCE REQUIREMENTS ...
Page 21 - Total of Dark and Light Blemishes; TABLE 1. Image Quality Specification
20 5 Light Pixel Gray 6 No light pixels visible on Gray 6 6 Minor Blemishes White or Black Total of Dark and Light Blemishes ≦ 4 (See Test 4 , 5) 7 Unstable Pixel Red Ramp Screen(or any other No unstable pixels TABLE 1. Image Quality Specification Notes: 1. The acceptance basis for all cosmetic DMD ...
Page 22 - Appendix E Supporting Timings; Table 2: Support Timing by DVI-I Input
21 Appendix E Supporting Timings Table 1: Support Timings by DVI-I Input (Analog or Digital PC signals) Resolution Vert. Freq (Hz) Hori. Freq (kHz) Pixel freq (MHz) Digital (D)/ Analog (A) Polarity 1 VGA 640 x 400 70.089 31.470 25.167 D/A -/+ 2 VGA 640 x 480 59.590 31.470 25.167 D/A -/- 3 VGA 640 x ...
Page 24 - Chapter 4 Spare Parts List
23 Chapter 4 Spare Parts List Projector PE8700 99.J5877.B21 NO Parts NO Description 1 55.J2003.001 IR BD HT480W MI 2 55.J5801.011 PCBA MAIN/BD FOR BENQ 3 55.J5824.001 PCBA DMD BOTTOM/BD HT720G 4 55.J1313.001 PCB 1L SENSOR-B BD SL700 X MI 5 65.J2004.001 COLOR WHEEL SIX SEGMENT UNAXI 6 55.J5802.001 PC...
Page 26 - Packaging Description
Page 27 - Appearance Description
Page 29 - Alignment Procedure; DMD Bias Voltage Alignment; C D E; Color Wheel Delay Alignment
28 8. Alignment Procedure 1. DMD Bias Voltage Alignment Equipment: - None Procedure: 1. Watch DMD chip Label 2. Switch the DIP switch on DMD board according to the character on the DMD chip B C D E 1 of SW H1 1 0 1 0 2 of SW H2 1 1 0 0 0: Left; 1:Right 2.Color Wheel Delay Alignment Equipment: - Batt...
Page 31 - OSD Default value used for DVI-Analog color alignment
30 3. DVI-Analog Color Alignment Procedure Default valve(User menu) contrast color Sharpness Video 17 23 3 S-Video 17 23 1 Comp 17 30 0 Comp-HD 17 30 3 RGBHV 17 30 3 DVI-I 17 30 1 The Gamma(RED ,GREEN,BLUE) is 66 for temperature 0,1,2,3,4. Equipment: - Pattern generator (Chroma 2250) - Lux meter ( C...
Page 32 - Change pattern of pattern generator :
31 Procedure: A. Black Level Adjustment: (DLP brightness) 1. Change pattern of pattern generator : Pattern : Black (Gray 0) 2. Adjust DLP Brightness to let the black picture to just distinguish. B. White Level Adjustment: (AD contrast---R,G,B gain) 1. Change pattern of pattern generator : pattern : ...
Page 33 - x Y; setup; and measure the color temp. If 6500K color spec is; YPBPR Color Alignment; Item Value; Brightness 30; HD ADJ; Sharpness
32 3 The variance of color coordinate via R,G,B gains: x Y R ↓ X ↓ - G ↓ - y ↓ B ↓ X ↑ y ↑ 4. Adjust 6500K temperature color by changing Gamma-Rgain, Ggain, and Bgain. 5. Open Factory OSD and set the factory default value : user> setup >white C0 C1(5400k C2(6500k C3(7500k Gamma-Rgain 512 512 5...
Page 34 - YPbPr
33 Filter 1 Contrast 76 Color Temp 2 Saturation 49 Pb offset 60 Pr offset 60 Procedure: (a). PBPR Offset adjustment: (AD PB, PR Offset) 1. The variance of color coordinate via Pb offset and Pr offset: x y Pb offset ↓ x ↓ y ↓ Pb offset ↑ x ↑ y ↑ Pr offset ↓ x ↑ y ↓ Pr offset ↑ x ↓ y ↑ If we line the ...
Page 35 - Change Timing and pattern of pattern generator :
34 (c). Saturation Level: (Scalar) 1. Change Timing and pattern of pattern generator : Timing : 480P(H:31.54 KHz,V:60.08 Hz) pattern : 100% blue 2. Adjust saturation and use lux meter to measure to let the light output just max. 3. Select “Save Setting” at “Factory OSD>Factory>”. Case x1>x0...
Page 38 - Gray Level for YCBCR Component; light output of white level to just max.
37 6. User the lux meter and adjust Gamma-Rgain, Gamma-Ggain, & Gamma-Bgain to meet the spec. 7. Press “Save Color Temp. Videos > AS Color Temp 5400” to save into memory. 8. Repeat 6~7 to perform the 6500K and 7500K color temperature. 9. Select “Save Setting” at “Factory OSD>Factory>”. ...
Page 39 - 7 Brightness; Additional Patterns used for color final check
38 5.3 Gray Level for Composite Video & S-Video Equipment: - Pattern generator (VG-828) - Lux meter ( CL-100) OSD Default value: Item Value Item Value USER>Picture> Brightness 30 Factory> SD Contrast 17 Brightness 158 Color 23 Contrast 75 Tint 15 Saturation 91 Sharpness 3 Hue 0 Filter 3...
Page 40 - Trouble Shooting Guide; Check fans, wire and
39 9. Trouble Shooting Guide 1. System trouble shooting : y y y y y Is LED light when Main Power Switch on? Check door luck switch 1.Check +3Vs, +5Vs 2. Check power Is Orange LED active when remote power on? Are fans spinning? Check fans, wire and Translation board Is lamp turned on? Check DMD board...
Page 41 - CPU trouble shooting; YES
40 2. Main board trouble shooting: (1) Main: REMOTE POWERON OSD ok? When no valid signal 1. See CPU trouble shooting U18, reset successful? 2. U17, RP25, RP24 OK? 3. CPU (U10) 56pin(IR) signal? 1. RP19,RP17,RP15,RP13 ok? 2. U19, U20 OK? 3. Check L8 with 100Mhz ok? 4. check L9 with 40Mhz ok? OSD ok. ...
Page 42 - DEINTDONE; No
41 (2) SIL504 trouble shooting: (U4, U2) X1, 20Mhz? RESET successful? 1. check X1, C41, C42 2. check U17,RP25 System IIC ok? (U4 pin 15,14) 1.Q2,Q3 ok? (level shift ) 2. RP7 ok? ( IIC Pull high) SIL504 IIC ok? (U4 pin 2, 3) 1. R10,R11ok? ( IIC Pull high) 2. Replace U4 DEINTDONE Signal ok? (U4 pin21)...
Page 43 - Check X1
42 (3) CPU (U10) trouble shooting guide : YES YES YES Check +3Vs (pin92) Check X1 crystal 1. Check C75, C76 2. replace X1 RESET Successful? check U18, make sure U18 pin1 has delayed for certain period of time ,from L go H. 1. Check U9(SRAM), check CPU_LCS_N (pin 58) and CPU_BHE_N is active? 2. Check...
Page 45 - Connector board trouble shooting guide.
44 4. Connector board trouble shooting guide. No No No No No No No S-video is OK? Composite is OK? Check L14,L17 Check U5 Check U10 Check L13 Check U5 Check U10 Component is OK? Check L15,L16,L18 Check U10 DVI- A is OK? Check L28,,L29,L31,L32,L33 Check U17 DVI-D (HDCP)is OK? Check U18 DDC Check U17 ...
Page 46 - Check main board
45 No 5. Power board trouble shooting guide. P o w e r B D C h e c k . C h e c k o u t p u t v o l t a g e s . ( 1 ) + 3 . 3 V ( 2 ) + 1 2 V ( 3 ) + 5 V ( 4 ) + 5 V - F i x ( 5 ) + 3 . 3 V - F i x . S h o r t P i n 1 2 & P i n 9 . D i s c o n n e c t t h e w i r e f o r m b u t t o m b d . t o p...
Page 50 - Factory OSD Operation; This page is mostly for our factory to use.
49 10. Factory OSD Operation There are 10 pages in this OSD, the ways to enter factory OSD are open user OSD, then press power on button. If you have to return user OSD, open factory OSD and press power on button again. Go to \User OSD\Environment\lamp hours\minutes, then press Right, Left, Right, L...
Page 52 - Balance
51 Page Items Comment Range Brightness V/D brightness 0~255 Contrast V/D contrast -128~127 Component Saturation V/D saturation -128~127 4. Color Balance For color temperature settings, they are the combination of gamma gain and gamma offset. This page allows operator to adjust gamma correction to fi...
Page 53 - Bypass
52 Page Items Comment Save gamma gain and gamm offset as color temp 9300K For data input (Component >= 480p signal, DVI-A, and DVI-D) Save gamma gain and gamm offset as color temp 6500K For data input (Component >= 480p signal, DVI-A, and DVI-D) Save gamma gain and gamm offset as color temp 57...
Page 54 - This page allows user to change DLP settings.
53 6. DLP This page allows user to change DLP settings. Page Items Comment Range Brightness DLP brightness -64~64 Contrast DLP contrast 0~100 CW delay DLP color wheel delay 0~1023 DLP Degamma Table DLP degamma table 0~6 7.Pattern1 This page allows user to call up DLP present curtains and RM-1A patte...
Page 55 - of this page is for DMD inspection.
54 8.Pattern2 This page allows user to call up DLP DDP1010 series present patterns. Page Items Comment Solid Field - Yellow DLP DDP1010 present pattern. For checking color. Solid Field - Cyan DLP DDP1010 present pattern. For checking color. Solid Field - Magenta DLP DDP1010 present pattern. For chec...
Page 56 - ‘Picture Adjust’ page to fit some situations.
55 White Full DLP DDP1010 present pattern. For inspection of 'minor blemishes' on DMD chip. Black Full DLP DDP1010 present pattern. For inspection of 'minor blemishes' on DMD chip. Red Ramp DLP DDP1010 present pattern. For inspection of 'unstable pixel' on DMD chip. 10 . Test Mode For different situ...
Page 57 - Firmware Upgrade Procedure
56 11. Firmware Upgrade Procedure 1. Connect specific download cable to RS232 (RJ-11) connector. Remember to turn the AC switch off. 2. Execute the ‘Flash Loader’ program. If the ‘COM Settings’ item is ready, you can see ‘Identifying target…’ at the bottom of flash loader. If not, open ‘COM Settings...
Page 59 - to connect, and set its settings as below:
58 12. RS232 Codes 1. Set up peripherals BenQ PE8700 provides an RJ-11 connector for RS232 serial communication control. The user can use the ‘Hyper Terminal’ program of Microsoft Windows to control this unit. To set the settings of serial port first is necessary. Choose which COM port you want to c...
Page 60 - is ready to accept commands for computer.
59 After settling down, connect our specific RS232 cable and press the ‘call’ icon of ‘Hyper Terminal’ program. After this, press ‘Enter’ key, if an ‘>’ symbol come up, that means the unit is ready to accept commands for computer. 2. Commands list There are 3 kinds of serial commands, X-group, Y-...
Page 67 - adjustment
66 Z030 Keystone adjustment Z034 RGBHV input -- Red offset Z035 RGBHV input -- Green offset Z036 RGBHV input -- Blue offset Z037 RGBHV input -- Red gain Z038 RGBHV input -- Green gain Z039 RGBHV input -- Blue gain Z042 YPbPr input -- Brightness Z043 YPbPr input -- Contrast Z044 YPbPr input -- Satura...
Page 70 - Benq Corporation; CPU
5 5 4 4 3 3 2 2 1 1 D D C C B B A A D I_SCL D I_SDA DEINTDO N E MEM_DQM_U MEM_CAS_N MEM_WE_NMEM_CS_N MEM_RAS_N MEM_CLK M EM_A[0..11] MEM_DQM_L MEM _DQ[0..79] MEM_BS V _ V S YNC V_ACTIVE V_ CLK V _ H S Y N C V _IN[0..15] R E SET_DVDO D I _ V S Y N C D _ V S Y N C D I N _CLK D I _ H S Y N C DI_ 27M_CL...
Page 71 - KEYPAD CONNECTOR; THERMAL CONNECTOR
5 4 3 2 1 D C B A KEYPAD4 KEYPAD3 KEYPAD8 KEYPAD7 KEYPAD2 KEYPAD6 KEYPAD1 KEYPAD5 KEYPAD9 KEYPAD0 S DA S CL BACK_LIGHT_CTRL BACK_LIGHT_CTRL KEYPAD[0..9] +5VS +3VS SDA SCL LAMP_PROTECT DLP_RESETZ FAN_CTRL DLP_RST POWERON +12VA BACKLIGHT_CTRL KEY_LED1 KEY_LED0 KEY_LED2IR +5VS +3VS +12VA +3VS Title Siz...
Page 78 - THIS PIN ONLY FOR TEST
5 4 3 2 1 D C B A OP_A19 OP_A13 OP_A1 OP_A22 OP_A10 OP_A2 OP_A17 OP_A21 OP_A8 OP_A6 OP_A16 OP_A15 OP_A14 OP_A0 OP_A7 OP_A11 OP_A12 OP_A18 OP_A4 OP_A23 OP_A20 OP_A9 OP_A5 OP_A3 DLPSP SYNV AGBALLAG DLP_RESETZ DMD_SDA LAMPLIT OP_ENABLE POWER DMD_SCL OCLK_OUT OP_HSYNC OP_ VSYNC POWERON OP_A[0..23] +3VA ...
Page 80 - LAMPEN CIRCUIT
5 5 4 4 3 3 2 2 1 1 D D C C B B A A VOUT_RU6 VOUT_RU4 VOUT_RU2 VOUT_RU0 VOUT_GY6 VOUT_GY4 VOUT_GY2 VOUT_GY0 VOUT_BV6 VOUT_BV4 VOUT_BV2 VOUT_BV0 VOUT_RU7 VOUT_RU5 VOUT_RU3 VOUT_RU1 VOUT_GY7 VOUT_GY3 VOUT_GY1 VOUT_BV7 VOUT_BV5 VOUT_BV3 VOUT_BV1 VOUT_GY5 P5V_IN P12V _IN LAMPHIGH LAMPD T U RNON CWSPP ED...
Page 81 - FLASH
5 5 4 4 3 3 2 2 1 1 D D C C B B A A FLDATA[0..15] FLDATA[0..15] FLDATA14 FLDATA11 FLDATA2 FLDATA1 FLDATA12 FLDATA7 FLDATA6 FLDATA15 FLDATA10 FLDATA13 FLDATA5 FLDATA9 FLDATA8 FLDATA4 FLDATA0 FLDATA3 OCLKA1 ARMTEST1ARMTEST2 MOSCEN MOSC MC RYSTALEN PWM0 PWM1 ID O25 DI O31 FLADD R18FLADD R17FLADD R16FLA...
Page 82 - DDP1010 Video Input and DMD Output
5 5 4 4 3 3 2 2 1 1 D D C C B B A A DDAP13 DD BP3 DD AP0 D D A N4 DD BP9 DDBP15 D D B N5 D D A N5 D D B N7 D D B N0 FS D16 D D B N8 D D A N7 DDAN10 VOUT_RU2 VOUT_GY6 VOUT_GY3 D D A N3 VOUT_BV2 DDAN15 VOUT_RU0 VOUT_BV6 DDAN13 DDBN10 VOUT_RU6 VOUT_BV4 VOUT_GY2 DDAN11 D D A N0 DDAP15 VOUT_BV1 DDAP14 D ...
Page 83 - RDRAM
5 5 4 4 3 3 2 2 1 1 D D C C B B A A DQB5 DQB3DQB2 RQ7 DQA4 DQA0 DQA6 DQA1 DQA5 DQB5 DQB2 RQ4 CTMN1_M ICTS ENZ SCKC MD C FM I C EOENZ DQB8 RQ0 RQ2 RQ3 RQ3 RQ2 DQB7 RQ1 RQ5 DQB0 RQ6 SIO1 C MDSCK C FM DQB1 RQ0RQ1RQ2RQ3RQ4RQ5RQ6RQ7 DQB8 DQB6DQB5DQB4DQB3DQB2DQB1DQB0 DQB7 DQA0DQA1DQA2DQA3DQA4DQA5DQA6DQA7D...
Page 87 - SSI COLOR WHEEL DRIVE CIRCUIT
5 5 4 4 3 3 2 2 1 1 D D C C B B A A PUMPZPUMP PUMPN1 CP E R R NE R R PV PW P UU H S D U LSD A I N W H SD C CLK MDY2 MDY1 VMAG RSM SSI_RC PUMPN2 M DY1A M DY2A 2XVREF MDY3 AOUT C R H V R E F IN RSM M DY3A P12V_P SSI_AMUX VLSD V HSD P ORZ CV C O WLSD MTRRSTZ P5V P12V V12A V12A V12A S S I_VDD SSI _VDD S...
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