Sony STR-DB870 Service Manual

53
STR-DB870/DB1070
Pin No. Pin Name I/O Description
132
AD1 I
Key input terminal (A/D input) S1702, 1703, 1941 to 1945 (DIMMER, DISPLAY, ON
SCREEN (DB1070), FM/AM, SHIFT, PRESET TUNING – /+)
133
AD2 I
Key input terminal (A/D input) S1911 to 1918 (EQUALIZER, STREAM INFO (DB870)/
2ND ROOM (DB1070), TEST TONE, TUNING +/–, SLEEP (US, Canadian, E, Chinese
models)/RDS/PTY (AEP, UK models) FM MODE, MEMORY)
134
AD3 I
Key input terminal (A/D input) S1901 to 1908 (ENTER, >, <, LEVEL, SUR, EQ, NAME,
SET UP)
135
AD4 I
Key input terminal (A/D input) S1921 to 1925 (6.1CH DECODING, CINEMA STUDIO EX,
DIGITAL CONCERT HALL, 2CH, A.F.D.)
136
AD5 I
Key input terminal (A/D input) S1801 to 1803, 1931 to 1934 (INPUT MODE, AUDIO
SPLIT, MUTING, MODE – , NIGHT MODE, MULTI/2CH A.DIRECT, MODE +)
137
VERSION1 I
Version setting signal input terminal
138
VERSION2 I
Version setting signal input terminal
139
RDS SIGNAL I
FM IF signal input from the tuner unit (AEP, UK models only)
140
VCC2 —
Power supply terminal (+3.3V)
141
BACKUP —
Power supply terminal (+3.3V) (for back up)
142
GND —
Ground terminal
143
OPEN —
Not used (open)
144
VSS —
Ground terminal

Sony STR-DB870 Specifications

General

Brand	Sony
Model	STR-DB870
Category	Stereo Receiver
Language	English