Sony STR-DB925 Service Manual

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IC1101 CXD8495AQ (DIGITAL BOARD)
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EIAJ data and parity flag output terminal (Not used)
Emphasis monitor output terminal (“H” = ON)
Input terminal for RC generator/oscillator
Output terminal for RC generator/oscillator
Microprocessor I/F select input terminal (CCB: H, SUB: L) (Connecting to Ground)
Digital Ground
Clock output select terminal ( “L” = 256fs, “H” = 128fs) (Connecting to Ground)
Clock input select terminal ( “H” = 512fs, “L” = 384fs)
Test terminal (normally ground)
Test terminal (normally ground)
Reset input terminal
Digital power supply
No connect
Analog power supply
Input terminal for VCO generator band adjustment
Analog Ground
Input terminal for VCO self running frequency set
External LPF for PLL is connected to this terminal
Digital power supply
CD subcode I/F and block sync output terminal (Not used)
CD subcode I/F and data output terminal (Not used)
CD subcode I/F and frame sync output terminal (Not used)
CD subcode I/F and shift clock input terminal for data reading (Not used)
Digital Ground
Digital power supply
Crystal oscillator input terminal
Crystal oscillator output terminal
VCO and crystal oscillator clock output terminal (Not used)
256fs or 128fs clock output terminal (Select CLKMD terminal)
Error mute output terminal
Digital Ground
Sampling frequency monitor output terminal
Sampling frequency monitor output terminal
Bit clock output terminal
Audio data output terminal
L, R clock output terminal (L-ch: “H”, R-ch: “L”)
Microprocessor I/F and subcode Q data sync output terminal (Not used)
Microprocessor I/F. When CCB/SUB is “L”, data output terminal (3-state output)
Microprocessor I/F. When CCB/SUB is “H”, data output terminal (high level open drain output) (Not used)
Microprocessor I/F. Data input terminal
Microprocessor I/F. Chip enable/latch input terminal
Microprocessor I/F. Clock input terminal
Digital power supply
Amplifier integrate data input terminal (Connecting to Ground)
Amplifier integrate data input terminal (Connecting to Ground)
Amplifier integrate data input terminal (Connecting to Ground)
Amplifier integrate data input terminal
Digital Ground
DOUT/V
EMPHA
RC1
RC2
CCB/SUB
D. GND
128/256
384/512
TEST
TEST
RESET
D. 5V
NC
A. 5V
R
A. GND
VCO IN
VCO
D. 5V
SBSY
PW
SFSY
SB CLK
D. GND
D. 5V
XIN
XOUT
CLK OUT
CLK OUT
ERROR
D. GND
SUB1
SUB2
BCK
DATA OUT
LRCK
LD/DQSY
SRDT
DO
DI/SWDT
CE/XLAT
CL/SCLK
D. 5V
DIN1
DIN2
DIN3
DIN4
D. GND
Pin No. Pin Name I/O Function

Sony STR-DB925 Specifications

General

Brand	Sony
Model	STR-DB925
Category	Stereo Receiver
Language	English