Sony STR-DB780 Service Manual

Ref. No. Part No. Description Remark
Ref. No. Part No. Description Remark
74
STR-DA1ES/DB780
R1905 1-249-421-11 CARBON 2.2K 5% 1/4W
R1906 1-249-421-11 CARBON 2.2K 5% 1/4W
R1907 1-249-425-11 CARBON 4.7K 5% 1/4W
R1908 1-249-429-11 CARBON 10K 5% 1/4W
R1909 1-249-433-11 CARBON 22K 5% 1/4W
R1914 1-249-417-11 CARBON 1K 5% 1/4W
R1915 1-249-421-11 CARBON 2.2K 5% 1/4W
R1916 1-249-421-11 CARBON 2.2K 5% 1/4W
R1917 1-249-425-11 CARBON 4.7K 5% 1/4W
R1918 1-249-429-11 CARBON 10K 5% 1/4W
R1919 1-249-433-11 CARBON 22K 5% 1/4W
R1922 1-249-413-11 CARBON 470 5% 1/4W
R1923 1-249-417-11 CARBON 1K 5% 1/4W
R1924 1-249-417-11 CARBON 1K 5% 1/4W
R1925 1-249-421-11 CARBON 2.2K 5% 1/4W
R1926 1-249-421-11 CARBON 2.2K 5% 1/4W
R1927 1-249-425-11 CARBON 4.7K 5% 1/4W
R1928 1-249-429-11 CARBON 10K 5% 1/4W
R1932 1-249-413-11 CARBON 470 5% 1/4W
R1933 1-249-417-11 CARBON 1K 5% 1/4W
R1934 1-249-417-11 CARBON 1K 5% 1/4W
R1935 1-249-421-11 CARBON 2.2K 5% 1/4W
R1936 1-249-421-11 CARBON 2.2K 5% 1/4W
R1937 1-249-425-11 CARBON 4.7K 5% 1/4W
< ROTARY ENCODER >
RV1901 1-418-921-11 ENCODER, ROTARY (JOG DIAL)
< SWITCH >
S1901 1-762-875-21 SWITCH, KEYBOARD (CINEMA STUDIO EX B)
S1902 1-762-875-21 SWITCH, KEYBOARD (MEMORY)
S1903 1-762-875-21 SWITCH, KEYBOARD (SET UP)
S1904 1-762-875-21 SWITCH, KEYBOARD (CUSTOMIZE)
S1905 1-762-875-21 SWITCH, KEYBOARD (ENTER)
S1906 1-762-875-21 SWITCH, KEYBOARD (LEVEL)
S1907 1-762-875-21 SWITCH, KEYBOARD (SURR)
S1908 1-762-875-21 SWITCH, KEYBOARD (EQ)
S1909 1-762-875-21 SWITCH, KEYBOARD (SLEEP)
(EXCEPT DB780: AEP, UK)
S1909 1-762-875-21 SWITCH, KEYBOARD (RDS, PTY)
(DB780: AEP, UK)
S1914 1-762-875-21 SWITCH, KEYBOARD (INPUT MODE)
S1915 1-762-875-21 SWITCH, KEYBOARD (FM MODE)
S1916 1-762-875-21 SWITCH, KEYBOARD (EQUALIZER)
S1917 1-762-875-21 SWITCH, KEYBOARD (MODE +)
S1918 1-762-875-21 SWITCH, KEYBOARD (CINEMA STUDIO EX C)
S1921 1-762-875-21 SWITCH, KEYBOARD (;PLII)
S1922 1-762-875-21 SWITCH, KEYBOARD (CINEMA STUDIO EX A)
S1923 1-762-875-21 SWITCH, KEYBOARD (DIMMER)
S1924 1-762-875-21 SWITCH, KEYBOARD (i)
S1925 1-762-875-21 SWITCH, KEYBOARD (I)
S1926 1-762-875-21 SWITCH, KEYBOARD (TUNING +)
(EXCEPT DB780: AEP, UK)
S1926 1-762-875-21 SWITCH, KEYBOARD (TUNING/PTY SELECT +)
(DB1080: AEP, UK)
S1927 1-762-875-21 SWITCH, KEYBOARD (DISPLAY)
S1928 1-762-875-21 SWITCH, KEYBOARD (TUNING –)
(EXCEPT DB780: AEP, UK)
S1928 1-762-875-21 SWITCH, KEYBOARD (TUNING/PTY SELECT –)
(DB1080: AEP, UK)
S1931 1-762-875-21 SWITCH, KEYBOARD (MODE –)
S1932 1-762-875-21 SWITCH, KEYBOARD (PRESET TUNING +)
S1933 1-762-875-21 SWITCH, KEYBOARD (PRESET TUNING –)
S1934 1-762-875-21 SWITCH, KEYBOARD (FM/AM)
S1935 1-762-875-21 SWITCH, KEYBOARD (MULTI CH DIRECT)
S1936 1-762-875-21 SWITCH, KEYBOARD (AUTO DEC.)
S1937 1-762-875-21 SWITCH, KEYBOARD (2CH ST)
**************************************************************
A-4729-146-A MAIN BOARD, COMPLETE (DA1ES: US)
A-4729-147-A MAIN BOARD, COMPLETE
(DB780: SP, MY, TW, KR, CH)
A-4729-148-A MAIN BOARD, COMPLETE (DB780: AEP, UK)
A-4729-550-A MAIN BOARD, COMPLETE (DA1ES: CND)
*********************
7-685-872-09 SCREW +BVTT 3X8 (S)
< CAPACITOR >
C119 1-127-868-11 CERAMIC 2200PF 10% 50V
C120 1-127-876-11 CERAMIC 0.01uF 10% 50V
C121 1-127-868-11 CERAMIC 2200PF 10% 50V
C122 1-127-868-11 CERAMIC 2200PF 10% 50V
C123 1-128-809-11 CERAMIC 100PF 5% 50V
C131 1-128-813-11 CERAMIC 220PF 5% 50V
(DB780)
C132 1-128-813-11 CERAMIC 220PF 5% 50V
(DB780)
C133 1-128-813-11 CERAMIC 220PF 5% 50V
(DB780)
C134 1-128-813-11 CERAMIC 220PF 5% 50V
(DB780)
C135 1-119-821-11 ELECT 2.2uF 20% 50V
(DB780)
C135 1-126-961-11 ELECT 2.2uF 20% 50V
(DA1ES)
C136 1-119-821-11 ELECT 2.2uF 20% 50V
(DB780)
C136 1-126-961-11 ELECT 2.2uF 20% 50V
(DA1ES)
C137 1-128-809-11 CERAMIC 100PF 5% 50V
(DB780)
C138 1-128-809-11 CERAMIC 100PF 5% 50V
(DB780)
C139 1-126-934-11 ELECT 220uF 20% 10V
(DA1ES)
C139 1-128-832-11 ELECT 220uF 20% 10V
(DB780)
C140 1-126-934-11 ELECT 220uF 20% 10V
(DA1ES)
C140 1-128-832-11 ELECT 220uF 20% 10V
(DB780)
C141 1-125-896-11 MYLAR 0.0091uF 5% 50V
C142 1-125-896-11 MYLAR 0.0091uF 5% 50V
C143 1-136-159-00 MYLAR 0.033uF 5% 50V
C144 1-136-159-00 MYLAR 0.033uF 5% 50V
C145 1-119-821-11 ELECT 2.2uF 20% 50V
(DB780)
C145 1-126-961-11 ELECT 2.2uF 20% 50V
(DA1ES)
KEY MAIN

Sony STR-DB780 Specifications

General

Type	Stereo Receiver
Total Harmonic Distortion	0.09 %
Digital inputs	2 Optical, 1 Coaxial
Weight	10.5 kg
Video inputs	composite
Video outputs	1 composite, 1 S-Video
Output Power	100 Watts (8 Ohms, 20 Hz - 20 kHz, 0.09% THD)
Signal-to-Noise Ratio	96 dB (Line in)
Input Sensitivity	150 mV (Line in)