Sony STR-DB840 Service Manual

52
Pin No. Pin Name I/O Description
107
DIG-INB O
Digital input select B control signal output to the select switch (IC1005)
108
DIG-INA O
Dgital input select A control signal output to the select switch (IC1005)
109
XMODE O
Reset signal output to the digital audio interface receiver (IC1101)
110
CL O
Clock signal output to the digital audio interface receiver (IC1101)
111
CE O
Chip enable signal output to the digital audio interface receiver (IC1101)
112
DI O
Data output to the digital audio interface receiver (IC1101)
113
DO I
Data input from the digital audio interface receiver (IC1101)
114
ERROR I
Error signal input from the digital audio interface receiver (IC1101)
115 to
111
NC I
Not used (fixed at “L”)
118
XSTATE I
Clock status flag signal input from the digital audio interface receiver (IC1101)
119
VSS —
Ground terminal
120
NC I
Not used (fixed at “L”)

Sony STR-DB840 Specifications

General

Digital inputs	2 Optical, 1 Coaxial
Power output	100 watts per channel into 8Ω (stereo)
Frequency response	10Hz to 100kHz
Total harmonic distortion	0.09%
Input sensitivity	2.5mV (MM), 200mV (line)
Speaker load impedance	8 ohms
Dimensions	430 x 157mm
Tuning range	FM, MW
Video Connections	composite