Sony STR-DB925 Service Manual

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IC1201 MB90574PFV-G-146-BND (DIGITAL BOARD)
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–
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I
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–
Not used (Connected to Ground)
RF demodulator/DIR reset
To AK4526 chip select
To AK4526 clock
From AK4526 data input
To AK4526 data output
To AK4526 reset
Power supply +5 V
UART input. Used for rewriting flash memory
UART output. Used for rewriting flash memory
Not used (Connected to Ground)
Not used (Not connected, open)
Not used (Not connected, open)
Analog/digital selection (74HC157)
To CS4926 data output
To CS4926 clock
To CS4926 chip select
To CS4926 SPI data output
From CS4926 interrupt request
To CS4926 reset
To CXD2712 data write
To CXD2712 data read
From CXD2712 ready
To CXD2712 chip select
To CXD2712 data output
To CXD2712 data output
To CXD2712 data output
To CXD2712 data output
To CXD2712 data output
To CXD2712 data output
To CXD2712 data output
To CXD2712 HD7
Ground (Connected to Ground)
External power regulator capacitor 0.1µ is connected to this terminal.
To CXD2712 address
To CXD2712 reset
From CXD2712 LFE detection
Digital power supply +5 V
Digital Ground (Connected to Ground)
Not used (Connected to Ground)
—
RESET
CS
CCLK
CDT1
CDTO
PD
VCC
SIN0
SOT0
—
—
—
ANALOG/DIG
SCDIN
SCLK
CS
SCDIO/OUT
INTREQ
RESET
XHDWR
XHDRD
HRDY
XHDCS
HD 0
HD 1
HD 2
HD 3
HD 4
HD 5
HD 6
HD 7
VSS
C
HA0
XRST
SOD
DVCC
DVSS
—
Pin No. Pin Name I/O Function

Sony STR-DB925 Specifications

General

Brand	Sony
Model	STR-DB925
Category	Stereo Receiver
Language	English