DLP-2622 SERVICE MANUAL CONTENTS REVISION……………………………………………………………..4 SPECIFICATION ..…………………………………………………...5 CONTROL DESCRIPTIONS ……………………………………….7 REMOTE CONTROL BUTTONS ………..……………….………..9 TELETEXT FUNCTIONS …………………………..……………….10 PIN CONFIGURATION………………………………………………11 FACTORY MENU…………………………………………….………20 WHITE BALANCE ADJUSTMENT…..…………….………….…..31 DESCRIPTION OF SPECIAL FUNCTIONS……………….……..34 CIRCUIT OPERATION & WAVEFORM……………………….…..36 MODULE POWER SEQUENCE …………………...….…………..43 MODULE PRECAUTIONS………………………………………….45 EXPLODED OVERVIEW……………………………………………47 REPLACEMENT PARTS LIST(exploded overview).…………..48...
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DLP-2622 SERVICE MANUAL DISASSEMBLY PROCEDURE……………………………………...50 TROUBLE SHOOTING……………………………………………..54 REPLACEMENT PARTS LIST………………………………………56 RS-232C COMMUNICATION………………………………………..65 WIRING DIAGRAM…………..……………………………….…….70 BLOCK DIABRAM……………………………………………………71 MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/11 3/71...
DLP-2622 SERVICE MANUAL REVISION HISTORY VERSION DATA DESCRIPTION NOTE 2004.06.11 개 정 Note : Specification and others are subject to change without notice for improvement. MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/11 4/71...
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DLP-2622 SERVICE MANUAL 1.Input Signal : SECAM SD,HD VGA ~SXGA 2. Tuner : PAL SECAM 3. Input Voltage : AC 100V ~ 240V, @ 50/60Hz, 2A 4. Power Consumption : 140W 5. LCD Module : LTA260W1 - ### (SEC) 6. Speaker Impedance : 8Ω...
DLP-2622 SERVICE MANUAL ITEM UNIT AV Video Input Level 0.85 1.00 1.15 AV Sync Input Level 0.24 0.29 0.32 AV Burst Input Level 0.14 0.28 0.35 AV Video Input Level 0.47 0.63 0.79 AV Audio Input L/R 0.47 0.63 0.79...
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DLP-2622 SERVICE MANUAL MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/11 7/71...
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DLP-2622 SERVICE MANUAL MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/11 8/71...
DLP-2622 SERVICE MANUAL PIN CONFIGURATION 1. A/D BOARD PIN CONFIGURATION # I : Input Port, O : Out Port, G : Ground, I/O : Input / Output Port, NC : Not Connected Pin No Specification Description 1 ( +12V )
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DLP-2622 SERVICE MANUAL 1 ( VCC12) VCC12 Power Supply +12.0V 2 ( VCC12) VCC12 Power Supply +12.0V 3 (VCC5A) VCC5A Power Supply +5.0V 4 (MSP_L_OUT1) MSP_L_OUT1 MSP LEFT Sound Output1 5 (MSP_R_OUT1) MSP_R_OUT1 MSP RIGHT Sound Output1 6 (GND) Ground...
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DLP-2622 SERVICE MANUAL 22 (H_CVBS_L_OUT) H_CVBS_L_OUT Half Scart Composite Left Sound Output 23 (H_CVBS_R_OUT) H_CVBS_R_OUT Half Scart Composite Right Sound Output 24 (GND) Ground 1 (VCC5) VCC5 Power Supply +5.0V 2 (F_SC_L_IN) F_SC_L_IN Full Scart Left Sound Input 3 (F_SC_R_IN)
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DLP-2622 SERVICE MANUAL 5 (ODD0-) RX0- Negative LVDS Differential data input. Channel 0 6 (ODD0+) RX0+ Positive LVDS Differential data input. Channel 0 7 (GND) Ground 8 (ODD1-) RX1- Negative LVDS Differential data input. Channel 1 9 (ODD1+) RX1+ Positive LVDS Differential data input. Channel 1...
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DLP-2622 SERVICE MANUAL 1 (VCC5) VCC5 Power Supply +5.0V 2 (VCC5) VCC5 Power Supply +5.0V 3 (SCART_R) SCART_R Full Scart Red Output 4 (SCART_G) SCART_G Full Scart GREEN Output 5 (SCART_B) SCART_B Full Scart BLUE Output 6 (SCART_FB) SCART_FB Full Scart FAST BLANK Output...
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DLP-2622 SERVICE MANUAL 18 (DTV_R_) DTV_R_ Component(DTV) Right Sound Output 19 (GND) Ground 20 (DVD_L_) DVD_L_ Component1(DVD) Left Sound Output 21 (DVD_R_) DVD_R_ Component(DVD) Right Sound Output 22 (GND) Ground 23 (AV_L_) AV_L_ Composite Left Sound Output 24 (AV_R_) AV_R_ Composite Right Sound Output 3.
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DLP-2622 SERVICE MANUAL 1 ( POWER ) 3.3V / 0V POWER S/W PORT :DC POWER ON_OFF 2 ( SOURCE ) 3.3V / 0V Input Source Selecting/Enter 3 ( MENU ) OSD MENU Display 3.3V / 0V 4 ( CH+ ) 3.3V / 0V...
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DLP-2622 SERVICE MANUAL MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 18/71...
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DLP-2622 SERVICE MANUAL 7. MODULE BASIC CONFIGURATION [LTA260W1 - ### (SEC)] MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 19/71...
DLP-2622 SERVICE MANUAL FACTORY MENU CALIBRATION MENU FACTORY MODE n 1. Calibration : Automatic adjustment of white balance for Analogue input (PC) and Component2 (DTV) input. n 2. Option Table 0002 : Initial installation of OSD. n 3. Color control : Adjustment of contrast and brightness for scaler generating power.
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DLP-2622 SERVICE MANUAL CALIBRATION MENU n 1. PC Calibration : Automatic adjustment as the fittest status of white balance for analogue input (PC) n 2. DTV Calibration : Automatic adjustment as the fittest status of white balance for component2 (DTV) input.
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DLP-2622 SERVICE MANUAL OPTION TABLE MENU n Flesh tone n LNA(Low Noise Amplifier) : On/Off Installation of screen quality improvement fuction, when TV input signal is weak. n Blue Screen : When there are no input signal of the TV and external equipment, you can install the screen color as blue.
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DLP-2622 SERVICE MANUAL COLOR CONTROL MENU n Sub-Brightness : The brightness adjustment of scaler generating power. n Red, Green, Blue Offset : The brightness adjustment of each Red, Green, Blue for scaler generating power. n Brightness : The brightness adjustment of current screen. Adjustment value of brightness for User...
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DLP-2622 SERVICE MANUAL PW565 MENU n Red,Green,Blue Gain : The contrast value adjustment of each Red, Green, Blue for scaler input port (CH1 OR CH2) n Red,Green,Blue Offset : The brightness adjustment of each Red, Green, Blue for scaler input port (CH1 OR CH2)
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DLP-2622 SERVICE MANUAL VPC3230-MAIN MENU n CT : Contrast adjustment of Composite & S-Video form’s signal. n BR : Brightness adjustment of Composite & S-Video form’s signal. n ACC_SAT n TINT : The color sense adjustment of Composite & S-Video form’s signal.
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DLP-2622 SERVICE MANUAL VPC3230-SUB MENU n CT : The contrast adjustment of Composite & S-Video form’s signal. n BR : The brightness adjustment of Composite & S-Video form’s signal. n ACC_SAT n TINT : The color sense adjustment of Composite & S-Video form’s signal.
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DLP-2622 SERVICE MANUAL ADC MENU n Red, Green, Blue Gain : Control ADC input range (Contrast) of each respective channel. n Red, Green, Blue Offset : Control dc offset (Brightness) of each respective channel. n Current : Installation of PLL Part VCO Current. (For test)
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DLP-2622 SERVICE MANUAL HEATRUN MENU n 1. Auto Run : It is the mode to change the heatrun pattern as a certain time interval. n 2. Luma Ramp (16 Step) : It is gray pattern of 16 Step. n 3. Luma Ramp (128 Step) : It is gray pattern of 128 Step.
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DLP-2622 SERVICE MANUAL VERSION MENU n Version : It is to show the Firmware Version. n Release : It is to show the date of Firmware revision. n Panel Used Time : It is to show the used time of Panel.
DLP-2622 SERVICE MANUAL SETUP MENU n 1. TTX Language : Installation of initial language of the TTX. 2. Video : Video format per country and it is composed of Normal, PAL N, PAL M n 3. Protocol : Installation of communication protocol for remote control.
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DLP-2622 SERVICE MANUAL 1. Color temperature (White Balance) adjustment 1) How to enter Factory mode for adjustment of White Balance (1) LCD TV Power “On” --> SOURCE key on Remote control. (2) Choose composite first and then LCD TV Power “Off”.
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DLP-2622 SERVICE MANUAL (1) Signal Generator supply the pattern of above picture. -Timing ⇒ 395 (Name : HD (720P 60Hz) HF : 45 VF : 60 Resolution : 1280 × 720) -Pattem ⇒ 251 (Color-Bar-16) (2) After movement to 1.calibration on Factory Mode, move to sub menu as choice of volume button.
DLP-2622 SERVICE MANUAL (1) Signal Generator supply the pattern of above picture. - Timing ⇒ 313 (Name : 1024 × 768 HF : 48.363 VF : 60.004 Resolution : 1024 × 768) - Pattem ⇒ 609 (Toshiba) (2) After movement to 1.calibration on Factory Mode, move to sub menu as choice of volume button.
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DLP-2622 SERVICE MANUAL 1. P.MODE (Picture Mode) Function to adjust picture status to an optimal condition in accordance with the type of program being viewed (custom, dynamic, standard, movie, mild). 2. S.MODE (Sound Mode) Function to adjust sound status to an optimal condition in accordance with the type of program being viewed (custom, standard, music, movie, speech).
DLP-2622 SERVICE MANUAL 10. AVL (Auto Volume Level) Function to automatically adjust varying sound levels from each individual broadcasting company to an appropriate volume, in case of watching a television connected to external equipment. This allows to viewer to enjoy a comfortable and stable sound level even when changing the channel.
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DLP-2622 SERVICE MANUAL Converts analog pictures (including Composite, S-Video, Component (480i) or the like) to Y-UV digital pictures. Compatible with various TV formats of NTSC, PAL, SECAM, etc. U41 (VPC323OD)_#28_S-LLC1 U42 (LM2937-3.3V)_#3_V3.3 LC18 (STS104B)_#2_VAA3230 U40 (LM2937-3.3V)_#3_V3.3V-1 MODEL NAME DOCUMENT NO...
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DLP-2622 SERVICE MANUAL LC16 (STS104B)_#2_VAA3230_1 U41 (VPC3230D)_#28_VID_CLK U41 (VPC3230D)_#53_INTLC U41 (VPC3230D)_#57_VID-VS U41 (VPC3230D)_#56_VID-HS 2. AD9883 (A/D Converter) Converts an analog RGB signal to a process able digital signal. Converts a component signal (480p, 720p, 1080i) to a digital signal and transmits it to PW565 (Scaler).
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DLP-2622 SERVICE MANUAL U2 (AD9883)_#30_ Hsync0 U2 (AD9883)_#31_Vsync0 U2 (AD9883)_#67_DATACK U2 (AD9883)_#64_VSOUT U2 (AD9883)_#65_SOG U2 (AD9883)_#66_HSOUT MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 38/71...
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DLP-2622 SERVICE MANUAL U1 (LM2937)_#3_ VO 3. PW565 (Scaler) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 39/71...
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DLP-2622 SERVICE MANUAL Receives, at the same time, a video signal from VPC3230, an Analog/Digital RGB signal and a Component signal, which are converted at AD9883 and THC63DV151, adjusted to a LCD display, and transmitted to a LCD module. In particular, it receives any PC signal input at various scanning rates and performs scaling to adjust to LCD resolution.
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DLP-2622 SERVICE MANUAL Receives and converts any Sound IF signal from a TV Tuner to a general audio signal (LCD TV). Also, outputs the desired input signal out of many audio input signal options, and produces a woofer signal or Headphone signal as well as a general Speaker signal (LCD TV).
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DLP-2622 SERVICE MANUAL LC20 (STS104B)_#2_C344_5VST LC21 (STS104B)_#2_C353_5VDD U15 (RC1117_3.3V)_#2_VCC3 L10 (33uH)_#2_R410_VCC12 Q33 (MMBT3904)_”C”_RL_ON Q30 (MMBT3904)_”C”_VAVS_ON MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 42/71...
DLP-2622 SERVICE MANUAL MODULE POWER SEQUENCE [LTA260W1 - ### (SEC)] 1. Power ON/OFF Sequence Power for LAMP MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 43/71...
DLP-2622 SERVICE MANUAL [LTA260W1 - ### (SEC)] 1. Power ON/OFF Sequence MODULE PRECAUTIONS MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 44/71...
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DLP-2622 SERVICE MANUAL 1. GENERAL PRECAUTIONS 1.1 Handling (a) When the module is assembled, It should be attached to the system firmly using every mounting holes. Be careful not to twist and bend the modules. (b) Refrain from strong mechanical shock and / or any force to the module. In addition to damage, this may cause improper operation or damage to the module and CCFT back-light.
DLP-2622 SERVICE MANUAL 1.3 Operation (a) Do not connect,disconnect the module in the "Power On" condition. (b) Power supply should always be turned on/off by the item 6.3 "Power on/off sequence" (c) Module has high frequency circuits. Sufficient suppression to the electromagnetic interference shall be done by system manufacturers.
DLP-2622 SERVICE MANUAL 2.Replacement Parts List Item Code Description MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 47/71...
DLP-2622 SERVICE MANUAL (3) BH M 4 X 6 ZN SCREW 제거후 FRAME SUPPORT 제거 (4) BH M 3 X 6 ZN SCREW 제거후 SHIELD MAIN 제거후 SHIELD-A 제거 MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002...
DLP-2622 SERVICE MANUAL (5) 1-8 WIRE 제거 (6) BH M 4 X 6 ZN SCREW 제거, AC INLET 분리, BH M 4X 6 SCREW 제거 후 KNOB GUIDE 분리 (7) BH M 3 X 6 제거후 BOARD 분리 MODEL NAME...
DLP-2622 SERVICE MANUAL (8) BH M 4 X 6 제거후 PCB BRKT 분리, BH T 3X10 ZB 제거 후 SPEAKER ASSY 분리 PCB Bracket 분리 및 SPEAKER ASSY 분리 (8) BH T 4 X 10 ZB 제거후 FRONT 분리 (9) BH M 4 X 6 ZN 제거후 FRAME X, FRAME Y 분리...
DLP-2622 SERVICE MANUAL (10) WIRE 제거 TROUBLE SHOOTING 1. No Power MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-2622 ELT040605-002 04/06/05 53/71...
DLP-2622 SERVICE MANUAL Nothing output of image Check Input of AC Abnormal Connect plug with the set. (90V ~225V) Normal Abnormal Check St-by LED ON Check AC Line Fuse (Red) Main S/W ON. Normal Check LED Green Sub S/W ON...
DLP-2622 SERVICE MANUAL 90※2622D-L02P-EXP-00 MANUAL ART지/26"/영문/대우/DLP-2622 RS-232C Communication 1) Type of connector : D-Sub 9-pin male . Use a crossed(reverse)cable. MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-3022 ELT040607-001 04/06/07 64/71...
DLP-2622 SERVICE MANUAL Wire the cable so that each pair of data lines cross between the two devices. These data Line pairs are RXD(Receive to send) and TXD(Transmit data), DTR (DTE side ready) and DSR(DCE side ready), and RTS(Ready to send)and CTS(Clear to send).
DLP-2622 SERVICE MANUAL 5) Transmission / Receiving Protocol List 6) Commands MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE DLP-3022 ELT040607-001 04/06/07 66/71...
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