Sony PRS-505/SC Service Manual - Page 21

6-9. SCHEMATIC DIAGRAM - MAIN Board (4/10) - • See page 29 for IC Block Diagram. • See page 34 for IC Pin Function Description. PRS-505 LCDBUS (Page 23) (4/10) PD15 PD14 PD13 PD12 PD11 PD10 PD9 PD8 PD7 PD6 PD5 PD4 C316 0.1 PD3 PD2 PD1 PD0 C315 0.1 C317 0.1 R330 0 R328 0 GND PD15 PD14 PD13 PD12 PD11 PD10 PD9 GND PD8 PD7 GND PD6 GND PD5 PD4 VCC VCCI PD3 PD2 PD1 PD0 PSFL VMV GND (Page 20) UNREG VCORE (Page 18) PCA3PCORE (Page 23) (Page 27) PCA3PIO GND VCORE R301 0 C301 1 TP348 R302 470k TP347 R303 0 +1.5V REGULATOR IC302 XC6215B152NR C302 1 +3.1V REGULATOR IC303 XC6215B312NR R326 0 R327 0 L301 10μH C303 1 R322 470k C304 1 C326 10 FCLK LCLK PCLK RB301 100 SDLE SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 SDCLK SDOE GDOE GDSP GDCLK R334 100 FCLK LCLK PCLK SDLE SDDO0 SDDO1 SDDO2 SDDO3 SDDO4 SDDO5 SDDO6 VCC GND VCCI SDDO7 SDCLK SDOE GDOE GDSP GDCLK GND TCK TDI TMS VMV VMV GND RESERVED ERR STBY RDY RESET PDOE RESERVED RESERVED RESERVED VCC GND VCCIB TEST1 TEST0 TEST2 RESERVED PWR3 I2CSDA I2CSCL SPICS SPIDI SPICLK SPIDO TP301 TP302 TP303 TP304 TP305 TP306 TP307 TP308 TP309 TP310 TP311 ERR STBY R333 330 RDY SRA3P R337 330 PDOE C318 0.1 C320 0.1 INDICATOR CONTROLLER IC301 A3P125-VQG100 C319 0.1 C321 0.1 RB302 100 R349 100 GND VMV PWR1 PWR0 BDR0 BDR1 PWR2 VCC GND VCCI PWRCOM GDRL SDSHR SDCE0 SDCE1 SDCE2 SDCE3 SDCE4 SDCE5 VJTAG TRST TDO NC VPUMP GND TP352 TP351 TP353 R355 R387 0 1k RB303 100 C322 0.1 TP312 TP313 TP314 TP315 TP316 TP350 C325 0.1 C323 0.1 C324 0.1 8PWR_POS 8PWR_NEG 8BORDER0 8BORDER1 8PWR_GATE 8COM_CTRL R389 1k C305 0.1 RB304 100 TP318 TP349 R364 1k R365 0 C306 0.1 R388 1k TP317 C312 4.7 25V R385 0 TP319 C308 0.1 R378 0 C313 4.7 25V TP344 TP345 R386 0 TP346 R376 TP331 0 TP332 TP333 SDCLK SDLE SDOE SDCE0 SDCE1 SDCE2 C309 1 C310 0.1 C311 10 TP326 TP329 TP334 TP335 TP328 TP336 TP337 TP338 TP339 TP340 TP341 TP342 TP343 TP327 TP330 R377 0 TP322 SDCE2 SDCE1 SDCE0 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 C314 0.1 GDOE TP321 GDSP GDCLK TP325 TP323 TP324 TP320 R379 0 R380 0 R381 0 R382 0 R383 0 R384 0 CN302 39P 8-V3 8-15V 8+15V (Page 20) IIE1 INK INDICATOR ELEMENT 8-BORDER 8-ROW_VCC 8--20V 8-25V 8-COMMON 8-5V (Page 20) 8BORDER0 8BORDER1 8PWR_GATE 8COM_CTRL 8PWR_POS 8PWR_NEG 8BORDER0 8BORDER1 8PWR_GATE 8COM_CTRL (Page 20) 8PWR_POS 8PWR_NEG GND (Page 20) PRS-505 21 21 Note: When IC301 on the MAIN board is damaged, exchange the new MAIN board for the MAIN board which IC damaged.