Acer AL1702 AL1702W Service Guide - Page 45

NC/4K7 1/16W NC/4K7 1/16W NC/4K7 1/16W 4K7 1/16W 1K 1/16W 1K 1/16W DSUB_5V CMVCC '06-11-24 D402 change Value from BAT54 to C402 BAV70 D402 BAV70 1uF 10V Q401 MCU_VCC_S PMBS3904 CMVCC D401 BAT54C(NC) 2 1 Reserve for powerBoard CMVCC=3V 3 MCU_VCC R402 1K 1/16W C412 R403 1uF 10V 3.9K 1/16W U402 AZ431AN-AE1 R404 10K 1/16W 2006-11/7 Add pull high R451 to MVCC ,R453,R454 pull up MCU_VCC 3 1 2 BAT54C 2006-11/23 change R413-4, pull high pin from DSUB_VCC ,DVI_VCC to MCU_VCC MCU_VCC VCC3 MCU_VCC_S C405 + C406 R454 R453 10uF/50V 0.1uF/16V R451 R413 R414 MCU_VCC R411 4K7 1/16W R412 4K7 1/16W IICSDA IICSCL WP RTD_SD3/SDI RTD_SCLK RTD_SD3/SDI {5} RTD_SCLK {5} C404 MCU_VCC R405 R406 R407 NC/0.22uF U403 1 2 3 4 NC VCC NC WC NC SCL 8 7 6 5 VSS SDA NC/M24C16 R408 R409 R410 NC/100R 1/16W NC/100R 1/16W NC/100R 1/16W WP IICSCL IICSDA 2K2 1/16W 2K2 1/16W 4 RST VCC 41 {2} Volume# {2} Mute {2} PANEL_ID# {2} DIM# {6} PPWR_ON# {2} INV_ON# 2006-11/7 R423-R424 change from 100R to 1K Volume# R420 100R 1/16W Mute R422 100R 1/16W PANEL_ID# R423 1K 1/16W DIM# R424 1K 1/16W PPWR_ON# R430 100R 1/16W INV_ON# R432 100R 1/16W {3} DDC1_SCL {3} DDC1_SDA DDC1_SCL DDC1_SDA 2007-1-15 change R413, R414 4.7K to 2.2K R426 R428 22R 1/16W 22R 1/16W U401 from 44 45 P5.0/PWM0 46 47 48 1 P5.1/PWM1 P5.2/PWM2 P5.3/PWM3 P5.4/PWM4 2 3 P5.5/PWM5 DSCL2/P5.6 DSDA2/P5.7 5 8 ASCL1/P3.0/RXD ASDA1/P3.1/TXD {2} {2} LED_G# LED_R# LED_G# LED_R# 2006-11/7 change R426,R428 from 100 ohm to 22 ohm 9 10 P3.2/INT0 RTD2120L 11 12 13 14 P3.3/INT1 P3.4/T0 P3.5/T1 P7.6/CLKO2 P7.7 P1.0/T2 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 40 39 38 37 36 35 34 33 C409 NC(22pF/16V) P1.7 MCU_VCC NC 32 31 NC NC NC 30 29 28 VSY NC P6.7 P6.6/CLKO1 27 26 25 P6.5 24 P6.4 P6.3/ADC3 P6.2/ADC2 P6.1/ADC1 P6.0/ADC0 23 22 21 20 R425 10K 1/16W DSUB_V1 R427 0R05 1/16W DSUB_V DSUB_V {3} R429 0R05 1/16W CRYSTAR_OUT CRY STAR_OUT {5} DSUB_CONNECT DSUB_CONNECT {3} R433 100R 1/16W R434 100R 1/16W R435 100R 1/16W POWER_KEY # KEY 1 KEY 0 POWER_KEY # {2} KEY 1 {2} KEY 0 {2} NC NC NC NC NC NC 17 VSS XO XI PANEL_VCC R415 6K8 1/16W R416 10K 1/16W 2007-01-11 ADD C403 0.1uF/16V 24mhz X401 1 2 Closed to X'tal R439 6K8 1/16W C401 10pF C411 10pF Closed to MCU 15 16 RTD2120L-LF 42 43 19 18 6 7 2007-1/3 change ref from Y401 to X401 R437 R401 R438 3.9K 1/16W 10K 1/16W 3.9K 1/16W MCU_VCC 2006-12-8 change R437,R401 from 10K to 3.9K 2007-1/18 change X401 to 75 Degree R436 10K 1/16W MVCC R431 6K8 1/16W 2006-11-3 change R431 from 1K to 6.8K C410 0.1uF/16V Title Size B Date: MCU/RTD2120 Document Number G2498-A-AC-X-1-070307 Wednesday , March 07, 2007 Sheet 4 of Rev 2 6 45