Sony STR-KS2000 Service Manual - Page 21

STR-KS2000 6-11. SCHEMATIC DIAGRAM - MAIN Board (4/10) - • See page 41 for IC Block Diagrams. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 A MAIN BOARD (4/10) B FM 75Ω COAXIAL ANTENNA C AM D E F G TUNER (FM/AM) CNS508 11P (AEP,UK) L CH 1 VCC 2 R CH 3 GND 4 SD 5 CE 6 DI 7 CLOCK 8 DO 9 RDS INT 10 RDS DATA 11 CNS509 9P (US,CND) (AEP,UK) DCAC_MIC_L TUNER_L TUNER_R TUNER_GND 22 MAIN BOARD (6/10) (Page 23) AGND VBUS+5V +9V CLINK_TX CLINK_RX A5V 13 MAIN BOARD (1/10) 14 DGND (Page 18) R1145 10k 23 MAIN +3.3V BOARD (10/10) H (Page 27) 24 MAIN BOARD A12V (8/10) (Page 25) CNP502 8P I P-CONT3 8 P-CONT2 7 F P-CONT1 6 SMPS BOARD CN905 (Page 39) AC-DET 5 AGND 4 AGND 3 E4V 1 D-GND 9 J D-GND 8 E 8V 7 SMPS BOARD CN906 (Page 39) 3.3V 6 12V 5 AMP_12V 4 6V 3 D.DCONT5V 1 CNP501 9P K 25 +3.3V MAIN BOARD (5/10) DGND +5V (Page 22) C1934 0.1 C1033 0.1 R1133 10k R1261 1k TUNER_CE TUNER_DI TUNER_CLK R1058 220 R1059 220 TUNER_DO RDSCLK RDSDATA R1260 1k (AEP,UK) FB1901 R1208 47k C1202 0.1 R1144 R1143 R1175 1k 22 100 TUNE_SD INK_TX INK_RX SD P.CONT3 P.CONT1 IC1902 +9V REGULATOR IC1902 TA7809S 9 12 3O GI 1 2 C1914 47 16V C1913 0.47 IC1712 +5V REGULATOR IC1712 TA7805S 5.2 C1728 47 16V 9.2 3 OGI 1 2 C1730 10 50V C1729 0.1 L C1006 22 50V C1008 100 10V C1007 0.1 R1019 0 IC B/D IC1012 +5V REGULATOR IC1012 SI-3050KM-TL 3.3 1 ENABLE 6.2 2 INPUT 3 GND 5 4 OUTPUT 5 5 SENSE R1223 47k Q963 2SC2713G-TE85L R1221 10k Q962 2SC2713G-TE85L Q962,963 POWER CONTROL R1224 100 IC1651 TC74VHCT08AFT(EL) 5 5 3.5 5 0 5 0 IC1651 LEVEL SHIFT C1915 10 50V C1068 0.1 3.5 5 GND 5 5 VCC 14 13 12 11 10 9 8 12 3 4 5 6 7 L1000 10uH FB1101 R1161 10k R1088 10k R1180 10k V_ENCODER(A)_DOWN V_ENCORER(B)_UP POWER_SW SIRCS R1105 10k R1186 10k A/D_2 A/D_1 A/D_0 FL_LAT R1076 100 SACD_LED C1067 220p C1929 220p C1928 C1927 220p 220p FB1308 CNS510 17P 17 +6.0V 16 GND 15 GND 14 +5V 13 +3.3V(STBY) 12 FL LAT 11 FL CLK 10 FL DATA 9 VOL2A 8 VOL2B 7 POWER SW 6 SIRCS 5 GND 4 AD2 3 AD1 2 AD0 1 SA-CD LED C IR BOARD CNS701 (Page 34) C1916 220p C1066 220p R1077 100 R1078 100 FL_CLK FL_DATA DCAC_ON/OFF C1937 220p C1936 0.1 C1935 0.1 CNP500 7P 1 3 4 5 6 7 DCAC_MIC_L GND DCAC_MIC_R MIC_ON/OFF +5v GND G DCAC (2000) BOARD CN2000 (Page 37) PCONT2 STOP CEC_OUT CEC_IN C1081 1 50V R1044 10k R1011 100k C1101 0.1 IC1005 RESET SIGNAL BUFFER IC1005 TC7W14FU(TE12R) 3.5 1 3.5 2 3 VCC 3.5 8 0 7 0 6 4 5 GND IC1006 RESET SWITCH IC1006 TC7S08FU(TE85R) 3.5 1 3.5 2 3 GND VCC 5 3.5 4 3.5 C1082 0.1 C1083 4700p IC1007 RESET SIGNAL GENERATOR IC1007 S-80929CNMC-G8ZT2G 0 5C 4 NC RST V G 3.5 1 3.5 2 3 R1110 0 C1084 100p R1119 10k R1116 10k C1108 0.1 R1128 100 3.5 0 R1509 0 R1515 10k Q1106 2SB733-T-34 3 C1496 0.1 R1508 0 R1514 22k R1511 27k R1447 1k Q1105 3.5 2SC4154TP-1EF 3.5 1.8 2.9 3 Q1104 2SC4154TP-1EF 2.9 Q1103-1106 CEC DATA SWITCH D1106 RB751V-40TE-17 R1513 22k R1510 10k 3.5 0 Q1103 RT1N141C-TP-1 R1512 220 C1139 0.1 EEPROM_DAT MD2 INIT FLASH_S1 FLASH_S0 EEPROM_CLK IC1131 EEPROM IC1131 BR24L32F-WE2 R1156 0 R1157 0 R1159 3.3k CNS504 9P 9 SDA 8 SCL 7 MD2 6 MDO 5 XRESET 4 GND 3 VDD 2 FLASH-S1 1 FLASH-SO (N.C.) 3.5 3.5 0 8765 SDA SCL WCB VCC GND A2 A1 AO 1234 EB3004 E (CHASSIS) 23 21 22 21 MAIN BOARD (3/10) 20 (Page 20) STR-KS2000 21 21