User manual ASUS K70IO

[. . . ] Operation Instruction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2. 1. General Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2. 2. Control Button. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2. 3. OSD Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3. [. . . ] And go into standby mode after the message disappears. 17) Program the scalar to be able to show the coming mode. Is the power key pressed? 16 Service Manual 4. 2 Electrical Block Diagram 4. 2. 1 Main Board ASUS VW224U&VW224S VW224U Crystal 14. 31818MHZ (X401) Panel Interface (CN407) Keypad Interface (CN403) Flash Memory PM25LV010A (U402) H sync SCL_VGA, SDA_VGA V sync RGB SCL_DVI SDA_DVI D-Data D-Clock EEPROM M24C02 (U405) Scalar TSUMO5RCWHQ-LF (Include MCU, ADC, OSD) (U401) EEPROM M24C16 (U403) EEPROM M24C02 (U404) D-Sub Connector (CN405) DVI Connector (CN406) 17 Service Manual VW224S ASUS VW224U&VW224S Crystal 14. 31818MHZ (X401) Panel Interface (CN407) Keypad Interface (CN403) Flash Memory PM25LV010A (U402) H sync SCL_VGA, SDA_VGA V sync RGB Scalar TSUMU5RBWHQ-LF (Include MCU, ADC, OSD) (U401) EEPROM M24C16 (U403) EEPROM M24C02 (U404) D-Sub Connector (CN405) 18 Service Manual 4. 2. 2 Inverter/Power Board AC input EMI filter Bridge Rectifier and Filter ASUS VW224U&VW224S Transformer Rectifier diodes Start Circuit: R904, R932, R933 CN902 Feedback Circuit 5V 12V PWM Control IC ON/OFF Output Circuit Transformer MOSFET Lamp Feedback Circuit Over Voltage PWM Control IC IC801 ON/OFF Control DIM 19 Service Manual ASUS VW224U&VW224S 5. Schematic 5. 1 Main Board VW224U 715G2670-1-2 +5V 3, 4, 5 CN701 1 2 3 4 5 6 7 8 9 GND GND +5V +5V BL_ON Adj_BACKLIGHT VOLUME AUDIO_MUTE 4 3 4 4 C713 CONN C709 0. 1uF/16V 0. 1uF/16V +5V 3, 4, 5 +5V +5V D704 SR24 R701 NC U702 AP1117E33LA IN OUT 4 VCC3. 3 2 4 + C712 100uF/16V C714 0. 1uF/16V VCC3. 3 4 R702 3. 3 OHM 2W 1 GND VCC1. 8 U701 3 C701 VCC3. 3 R708 10K 1/16W 5% BL_ON R712 4K7 1/16W 5% VCC3. 3 0. 1uF/16V 1 VI GND VO 2 + C703 100uF/16V C704 0. 1uF/16V VCC1. 8 4 R711 10K 1/16W 5% C711 0. 1uF/16V Q703 MMBT3904 on_BACKLIGHT 4 T P V ( Top Key Component Victory Electronics Co . ) OEM MODEL VW224 TPV MODEL TCR2MPNCWY USDI PCB NAME Sheet 715G2670-1-2 3 of 5 Size Rev Custom 1 <> Key Component G2670-1-2-X-2-080110 3. INPUT Thursday , January 10, 2008 Date 21 Service Manual VCC1. 8 AVDD_1. 8 AVDD_3. 3 VDDC_1. 8 VDDP_3. 3 2 VCC1. 8 0R05 1/10W 5% C403 10uF/16V + C404 C405 0. 1uF/16V 0. 1uF/16V 50 76 110 126 40 51 62 64 65 67 112 119 8 14 20 21 52 VCC1. 8 2 VCC1. 8 69 70 71 72 73 74 77 78 79 80 81 82 83 84 85 86 87 88 90 91 92 93 94 95 96 97 98 99 100 101 103 104 105 106 107 108 113 114 115 116 2 37 48 68 118 120 121 122 123 124 125 3 4 R411 R418 R420 100R 1/16W 5% POWER 100R 1/16W 5% KEY 1 100R 1/16W 5% KEY 2 DET_INPUT 3 R422 R423 R405 22K 1/16W 5% 4K7 1/16W 5% 4K7 1/16W 5% DDC_WP 3 Q402 MMBT3904 C422 0. 1uF/16V PA14 PA15 PA16 PA17 PA18 PA19 PA8 PA9 PA10 PA11 PA12 PA13 PA2 PA3 PA4 PA5 PA6 PA7 PB12 PB13 PB14 PB15 PB18 PB19 PB20 PB21 PB22 PB23 PB6 PB7 PB8 PB9 PB10 PB11 PB0 PB1 PB2 PB3 PB4 PB5 R488 R499 WP 100R 1/16W 5% 100R 1/16W 5% C416 0. 1uF/16V FB405 AVDD_1. 8 BEAD 120 OHM FB401 VDDC_1. 8 ASUS VW224U&VW224S C402 0. 1uF/16V C406 0. 1uF/16V AVDD_33 AVDD_33 AVDD_33 AVDD_18 AVDD_MEMPLL/VDDP VDDC VDDC VDDC VDDC R489 10K 1/16W 5% 3 3 3 R490 3 10K 1/16W 5% 3 3 3 3 3 RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY NC 3 3 DDCA_SDA DDCA_SCL 3 R+ 3 R3 G+ 3 G3 B+ 3 B3 CLK+ 3 CLK3 DDCD_SDA 3 DDCD_SCL 28 27 25 24 26 23 22 32 33 35 36 9 10 12 13 15 16 18 19 5 6 RIN0P RIN0M GIN0P GIN0M SOGIN0 BIN0P BIN0M HSY NC0 VSY NC0 DDCA_SDA/RS232_TX DDCA_SCL/RS232_RX B+ BG+ GR+ RCK+ CKDDCD_SDA DDCD_SCL VDDP VDDP VDDP VDDP VDDP VDDP VDDP VDDP VCC3. 3 VCTRL 109 NC/BA1P NC/BA1N NC/BA2P NC/BA2N LLV6N/BA3P LLV6P/BA3N LLV5N/GA1P LLV5P/GA1N LLV4N/GA2P LLV4P/GA2N LLV3N/GA3P LLV3P/GA3N LLV2N/RA1P LLV2P/RA1N LLV1N/RA2P LLV1P/RA2N LLV0N/RA3P LLV0P/RA3N RLV6N/CLKAP RLV6P/CLKAN RLV5N/CLKBP RLV5P/CLKBN RLV4N/BB1P RLV4P/BB1N RLV3N/BB2P RLV3P/BB2N RLV2N/BB3P RLV2P/BB3N RLV1N/GB1P RLV1P/GB1N RLV0N/GB2P RLV0P/GB2N NC/GB3P NC/GB3N NC/RB1P NC/RB1N NC/RB2P NC/RB2N NC/RB3P NC/RB3N GPIO_P14/PWM0 PA[14. . 19] BA1P PA[14. . 19] 5 VCC3. 3 GA1P PA[8. . 13] 5 2 VCC3. 3 C408 10uF/16V + VDDP_3. 3 FB403 CHIP BEAD 120 OHM PA[8. . 13] RA1P PA[2. . 7] PA[2. . 7] 5 C409 C410 C411 C412 C413 C419 C420 C456 C457 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V PB[12. . 15] CLKAP PB[12. . 15] 5 2 VCC3. 3 VCC3. 3 AVDD_3. 3 7 R403 390 OHM 1/16W C401 0. 1uF/16V 31 30 REXT REFP REFM FB402 AVDD_3. 3 BEAD 120 OHM C407 C414 0. 1uF/16V C415 0. 1uF/16V TSUMO5RCWHQ-LF VCC3. 3 PB[18. . 23] BB1P PB[18. . 23] 5 0. 1uF/16V +5V 8 7 3 4 WP U402 VDD HOLD# WP# VSS SDO CE# SCK SDI 2 1 6 5 41 42 43 44 +5V C417 0. 22uF + C418 10uF/16V SDO CSZ SCK SDI PB[6. . 11] GB1P PB[6. . 11] 5 +5V Add R431 - Max 20071003 VCC3. 3 VCC3. 3 R431 10K 1/16W 5% PM25LV010A 117 PB[0. . 5] RB1P PB[0. . 5] 5 adj_BACKLIGHT 2 VCM_PWM 5 on_PANEL 5 RST D427 NC R404 10K 1/16W 5% R487 10K 1/16W 5% C421 27pF R407 0R05 1/16W X401 14. 31818MHz GPIO_P23/PWM1 GPIO_P24/PWM2 GPIO_P04 GPIO_P25 GPIO_P00/SAR0 GPIO_P01/SAR1 GPIO_P02/SAR2 GPIO_P03/SAR3 GPIO_P06 GPIO_P07 GPIO_P15 GPIO_P16 VOLUME 2 R433 4K7 1/16W 5% R413 10K 1/16W 5% R408 10K 1/16W 5% 128 XIN Q406 MMBT3904 Q401 MMBT3906 R421 LED_G 470R 1/16W 5% Q403 MMBT3906 R419 LED_A 470R 1/16W 5% 127 C423 27pF XOUT R410 0R05 1/16W 102 BY PASS +5V C458 0. 1uF/16V 34 R486 NC 2 U406 VCC RESET GND 3 R415 10K 1/16W 5% on_BACKLIGHT 2 MODE R406 10K 1/16W 5% GPIO_P44 GPIO_P43 GPIO_P42 I2C_MCL I2C_MDA 45 46 47 39 38 R483 MWP MSCL MSDA GPO[0. . 5] ESP OSP GPO[0] GPO[1] GPO[2] GPO[3] GPO[4] GPO[5] GPO[6] 53 54 61 60 59 58 57 56 55 ESP OSP GPO0 GPO1 GPO2 GPO3 GPO4 GPO5 ESP 5 OSP 5 GPO[0. . 5] 5 100R 1/16W 5% AUDIO_MUTE HDCP_RST 3 2 VCC3. 3 D428 NC C431 NC 1 R475 3. 9K OHM 1% 1/16W KEY 1 KEY 2 POWER LED_G LED_A R474 3. 9K OHM 1% 1/16W 1 2 3 4 5 6 CN403 NC/LM810M3X-4. 0 Re s e t Circuit GND GND GND GND GND GND GND GND GND GND C426 C427 C428 C429 D401 C430 D402 UDZSNP5. 6B CONN 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V 0. 1uF/16V UDZSNP5. 6B 0. 1uF/16V 1 11 17 29 49 63 66 75 89 111 VCC3. 3 C425 R424 10K 1/16W 5% MWP MSCL MSDA R426 10K 1/16W 5% R427 R428 R429 U403 1 2 3 4 0. 22uF R425 10K 1/16W 5% 8 100R 1/16W 5% VCC NC 7 E1 100R 1/16W 5% WC 6 100R 1/16W 5% SCL E2 5 SDA VSS AF24BC16-SI T P V ( Top Key Component Victory Electronics Co . ) OEM MODEL VW224 TPV MODEL TCR2MPNCWY USDI PCB NAME Sheet 715G2670-1-2 4 of 5 Size Rev C 1 <> G2670-1-2-X-2-080110 4. SCALER Thursday , January 10, 2008 Date 22 Service Manual CN407 PA[2. . 7] PA2 PA3 PA4 PA5 PA6 PA7 4 PA[8. . 13] PA[8. . 13] PA8 PA9 PA10 PA11 PA12 PA13 4 PA[14. . 19] PA[14. . 19] PA14 PA15 PA16 PA17 PA18 PA19 PB[0. . 5] PB0 PB1 PB2 PB3 PB4 PB5 4 PB[6. . 11] PB[6. . 11] PB6 PB7 PB8 PB9 PB10 PB11 PB[18. . 23] BG0P BG0N BG1P BG1N BG2P BG2N BR0P BR0N BR1P BR1N BR2P BR2N FB0P FB0N FB1P FB1N FB2P FB2N FG0P FG0N FG1P FG1N FG2P FG2N BCKN BCKP FR0P FR0N FR1P FR1N FR2P FR2N BR2N BR2P BR1N BR1P BR0N BR0P BG2N BG2P BG1N BG1P BG0N BG0P BB2N BB2P BB1N BB1P BB0N BB0P FR2N FR2P FR1N FR1P FR0N FR0P FG2N FG2P FG1N FG1P FG0N FG0P FCKN FCKP FB2N FB2P FB1N FB1P FB0N FB0P 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 4 PA[2. . 7] ASUS VW224U&VW224S VCM_PWM VCM_PWM1 1 STB1 STB 1 POL1 POL 1 FSTH1 FSTH 1 BSTH1 BSTH 1 4 PB[0. . 5] STV1 STV 1 CKV1 CKV 1 4 PB[18. . 23] PB18 PB19 PB20 PB21 PB22 PB23 BB0P BB0N BB1P BB1N BB2P BB2N +5V BSTH FSTH POL STB STV CKV OE GVOFF 4 VCM_PWM OE1 OE 1 GVOFF1 GVOFF 1 FB421 120 OHM 1 2 R491 390R 1/8W 4 PB[12. . 15] PB[12. . 15] PB12 PB13 PB14 PB15 FCKP FCKN BCKP BCKN R494 10K 1/16W 5% GPO0 GPO1 GPO2 GPO3 GPO4 GPO5 POL STB STV CKV OE GVOFF + C461 100uF/16V R493 10K 1/16W 5% R496 4K7 1/16W 5% on_PANEL C464 NC C462 0. 1uF/16V CONN 4 GPO[0. . 5] GPO[0. . 5] R495 51K OHM 1/16W Q412 AM2321P C463 +5V Q411 MMBT3906 1uF 10V C465 0. 1uF/16V R497 10K 1/16W 5% 4 4 OSP ESP OSP ESP FSTH BSTH T P V ( Top Key Component Victory Electronics Co . ) OEM MODEL VW224 TPV MODEL TCR2MPNCWYUSDI PCB NAME Sheet 715G2670-1-2 5 of 5 Size Rev B 1 <> G2670-1-2-X-2-080110 5. PANEL INTERFACE Thursday , January 10, 2008 Date 23 Service Manual VW224S 715G2670-1-2 +5V 3, 4, 5 3, 4, 5 +5V +5V ASUS VW224U&VW224S CN701 1 2 3 4 5 6 7 8 9 GND GND +5V +5V BL_ON +5V D704 SR24 Adj_BACKLIGHT VOLUME AUDIO_MUTE 4 R701 NC U702 AP1117E33LA IN OUT 4 VCC3. 3 3 4 4 C713 2 4 + C712 100uF/16V C714 0. 1uF/16V VCC3. 3 4 CONN C709 0. 1uF/16V 0. 1uF/16V Zener Diode (D701) => Resistor (R702) R702 3. 3 OHM 2W 1 GND VCC1. 8 U701 3 C701 VCC3. 3 R708 10K 1/16W 5% BL_ON R712 4K7 1/16W 5% VCC3. 3 0. 1uF/16V 1 VI GND VO 2 + C703 100uF/16V C704 0. 1uF/16V VCC1. 8 4 R711 10K 1/16W 5% C711 0. 1uF/16V Q703 MMBT3904 on_BACKLIGHT 4 T P V ( Top Key Component Victory Electronics Co . ) OEM MODEL VW224S TPV MODEL TCR2MPN8WY U2AI PCB NAME Sheet 715G26701-2 2 of 5 Size Rev B 1 <> G2670-1-2-X-9-080110 2. The disassembly procedure consists of the following steps: 3. 1 Stand Subsystem 3. 2 Main Subsystem 3. 3 Bezel Subsystem 7. 3. 1 Stand Subsystem 1. Unlock the latches under BASE to dismount. 2. Use C/D disassembly tool to unlock STAND COVER. 41 Service Manual 3. Remove 3 screws on the STAND, and then remove STAND. ASUS VW224U&VW224S 4. Remove 3 screws 5. Dismount HINGE 42 Service Manual 7. 3. 2 Main Subsystem Back Cover 1. ASUS VW224U&VW224S Use disassembly tool to open 2 latches at the bottom of BACK COVER as below, and then open the other latches along the edge of the BACK COVER. 2. Lift to dismount BACK COVER. 43 Service Manual Key Board 1. Move up it a little as following. ASUS VW224U&VW224S 2. Unlock lelt and right latches to dismount KEY BOARD. 3. Disconnect KEY BOARD CABLE. 44 Service Manual Main Shielding 1. Lift to separate the MAIN SHIELDING from BEZEL. ASUS VW224U&VW224S 2. Disconnect LAMP WIRES. 3. Release 4 screws HEAT SINK and pull down the MAIN SHIELDIGN. 45 Service Manual 4. Press to release left and right latches of LVDS CABLE, and then disconnect it. ASUS VW224U&VW224S 5. Remove the MAIN SHIELDING away from the LCD PANEL. 46 Service Manual Audio Board 1. Release 2 screws on AUDIO BOARD ASUS VW224U&VW224S 2. Remove AUDIO BOARD 3. Disconnect AUDIO CABLE and KEY CABLE 47 Service Manual Main Borad 1. Release 4 screws. ASUS VW224U&VW224S 2. Release 1 screw on MAIN BOARD. 3. Turn over the MAIN BOARD and disconnect AUDIO BOARD CABLE and MAIN BD_POWER BD CABLE. 48 Service Manual 4. Press to disconnect LVDS CABLE. ASUS VW224U&VW224S Power Board 1. Release 4 screws on POWER BOARD. 2. Remove POWRE BOARD 49 Service Manual Speaker Module 1. Pull the SPEAKER CABLE out of the hole. ASUS VW224U&VW224S 2. Remove SPEAKERS. 7. 3. 3 Bezel Subsysytem Dismount KEY PAD. Note:The disassembly way of VW224S is the the same as the VW224H's. 50 Service Manual 7. 4. [. . . ] Channel to Channel 9 (with up or down arrow on chroma 7120) 3. The LCD-indicator on chroma 7120 will show x = 283 ±25, y = 297 ±25, Y170cd/m2 (typ) 4. Adjust the RED on factory window until chroma 7120 indicator reached the value R=100 5. Adjust the GREEN on factory window until chroma 7120 indicator reached the value G=100 6. [. . . ]