Sony STR-K790 Service Manual - Page 28

STR-K790 4-15. SCHEMATIC DIAGRAM - MAIN BOARD (2/4), STANDBY BOARD - (Page 29) (Page 27) C DIGITAL BOARD (4/5) CNP505 (Page 21) C823 47 25V +7V REG 7 IC821 TA7807S 14 C821 0.47 C824 47 25V D821 AK04V1 -7 C822 0.47 -14.4 -7V REG IC822 TA79007S CNP916 7P D802 HZ5.6BP-TK C807 47 35V -21.4 -37 R806 22k -21.8 Q801 2SB734-T-34 -20V REG C806 47 35V C808 47 35V R803 4.7 R804 10k D801 HZS22-1LTA C803 3300 16V D811 D5SBA20-4003 C813 4700 63V C814 4700 63V D805 10EDB40-TA2B5 C801 0.22 C811 0.22 CNP907 3P C812 0.22 R910 0.33 CNP902 5P D804 10EDB40-TA2B5 D806 10EDB40-TA2B5 C802 0.22 D807 10EDB40-TA2B5 CNP908 3P I DISPLAY BOARD CN104 (Page 32) T901 POWER TRANSFORMER STANDBY BOARD CNP801 3P CNP906 7P C916 1000 25V C915 2200 25V D920 D923 D921 D922 C901 0.22 C902 0.22 R904 4.7k 0 0 Q911 2SC1740S-QRT 0.6 AC DET R903 47k C914 3300 16V R912 33k C913 0.47 50V R913 10k R911 47k R810 0.22 1/2W CNP903 3P R812 0.22 1/2W 0.8 Q901 2SC1740S-QRT RELAY DRIVE D910 10EDB40-TA2B5 D911 10EDB40-TA2B5 RY901 FH952 POWER RELAY FH902 0.3 D901 ISS133T-72 R905 0 1 T902 POWER TRANSFORMER JW901 F901 *1 CNP904 2P CNP900 2P C911 0.22 D912 10EDB40-TA2B5 D913 10EDB40-TA2B5 D914 1SS133T-72 D915 1SS133T-72 C912 0.22 R900 3.3M G901 No mark:FM (CHASSIS) AC IN STR-K790 28 28