Samsung SCX 6322DN Service Manual - Page 169

11.3 OPE(1/2) Schematic Diagram R38 100 GRN (DUPLEX-L) LED7 QSME-C196 R40 100 GRN (SCAN/EMAIL-R) QSME-C196 2 1 3 Q9 KSA1182-Y DGND 3.3V 2 1 3 Q10 KSA1182-Y DGND GRN (SCAN/EMAIL-L) LED9 GRN (DUPLEX-R) LED6 QSME-C196 3.3V R43 100 R39 100 GRN (TONER_SAVE-R) LED4 QSME-C196 R36 100 R35 100 R37 100 GRN (TONER_SAVE-L) GRN (STATUS-L) LED2 QSME-C196 2 1 3 Q5 KSA1182-Y 2 1 3 Q6 KSA1182-Y 2 1 3 Q7 KSA1182-Y 2 1 3 Q8 KSA1182-Y 2 1 3 Q13 KSA1182-Y RED (STATUS) LED3 SLS-NNUR101TS QSME-C196 LED5 DGND DGND DGND DGND DGND 3.3V 3.3V 3.3V 3.3V 3.3V OPE_BACKLIT 3.3V R44 3.3K 1 3 2 Q4 MMBT2222ALT1 R45 330 R53 100 GRN (STATUS-R) LED1 QSME-C196 R54 100 DGND R47 2 1 3 Q19 KSA1182-Y R52 1K 2 1 3 Q20 KSA1182-Y R46 R51 1K DGND CAPSLOCK_LED R49 100 R50 100 R48 100 R42 100 R41 100 2 1 3 Q11 KSA1182-Y 2 1 3 Q12 KSA1182-Y 2 1 3 Q16 KSA1182-Y 2 1 3 Q18 KSA1182-Y 2 1 3 Q17 KSA1182-Y GRN (FAX-L) LED13 QSME-C196 GRN (FAX-R) LED12 QSME-C196 GRN (COPY-L) LED11 QSME-C196 GRN (COPY-R) LED10 QSME-C196 QSME-C196 DGND CN2-1 2 1 3.3V DGND C23 100nF C24 10000nF DGND 4 OPE_RST 3 OPE_TXD DGND DGND DGND 3.3V 3.3V C21 100nF DGND C14 100nF R31 14 1 2 DGND 3 1K N.C 4 R33 U2-1 7 M74HC14TTR 300 U2-2 M74HC14TTR C22 100nF DGND 8 C20 330pF 9 6 U2-4 M74HC14TTR 5 U2-3 M74HC14TTR DGND 3.3V 5 OPE_RXD R34 DGND 22K 13 12 11 10 6 OPE_BACKLIT C19 330pF U2-6 M74HC14TTR U2-5 M74HC14TTR 7 35303-0750 C18 100nF DGND C25 10000nF DGND 24 68 24 68 24 68 13 57 13 57 13 57 RA2 1K 63mW RA1 1K 63mW RA3 1K 63mW 3.3V C11 100nF DGND KEY0 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KEY7 KEY8 KEY9 KEY10 KEY11 DGND 3.3V CN1-1 A1-16PA-2.54DSA 15 16 33 33 33 33 33 33 33 33 33 33 R10 R9 R8 R7 R6 R5 150 1 3 Q14 2 MMBT2222ALT1 150 1 3 2 Q15 MMBT2222ALT1 N.C DGND DGND C28 C29 C30 22pF 22pF 22pF DGND DGND DGND R4 R3 R2 R1 R30 10K R29 0 2 C4 100nF 3 1 DGND DGND LCD_RS 4 LCD_RW 5 LCD_E 6 LCD_D0 7 LCD_D1 8 LCD_D2 9 LCD_D3 10 LCD_D4 11 LCD_D5 12 LCD_D6 13 LCD_D7 14 D8 MMSD914T1 D7 MMSD914T1 D6 MMSD914T1 D5 MMSD914T1 D4 MMSD914T1 D3 MMSD914T1 D2 MMSD914T1 D1 MMSD914T1 KEY_OUT0 KEY_OUT1 KEY_OUT2 KEY_OUT3 KEY_OUT4 KEY_OUT5 KEY_OUT6 KEY_OUT7 English Asian JC13-00024A JC13-00034A MICOM OSC1 (HT48R70A) (HT48C70-1-DBPF) CSACS_7.37MHz LCD JC07-00006A JC07-00006B C26 C27 (VHC2020SLYC9-1) (VHF16321SLY) 47pF 47pF PBA JC92-01791C JC92-01791G Ass'y JC96-03994C JC96-03994D DGND DGND SCX-6322DN OPE Rev 0.4 LED8 Samsung Electronics This Document can not be used without Samsung's authorization. Service Manual 11-15