Read Sony STR-DE597 Service Manual online
14
STR-DE597
• IC1101 MB90478PF-G-183-BND (SYSTEM CONTROL) (DIGITAL Board (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
DATAO
I
Serial data line signal input from DIR IC
2
GP9
I
GP9 signal input from DSP IC
3
BST
O
Boot stop control signal output for DSP IC
4
HCS
O
Chip select signal output for DSP IC
5
HACN
I
Acknowledge signal input from DSP IC
6
XRST
O
Reset signal output for DSP IC
7
PM
O
PLL control signal output for DSP IC
8
GP12
O
GP12 signal output for DSP IC
9
AK5380_PDN
O
Power down signal output for ADC IC
10
AK4355_CSN
O
Chip select signal output for 6CH DAC IC
11
VSS
—
Ground
12
AK4355_PDN
O
Power down signal output for 6CH DAC IC
13
AK4381_PDN
O
Power down signal output for 2CH DAC IC
14
AK4381_CSN
O
Chip select signal output for 2CH DAC IC
15
AK4355_CLK
O
Clock signal output for 2CH/6CH DAC IC
16
IC_CLK
O
Clock signal output for FUNCTION SELECT IC and tuner pack
(VOL_TUNER_TC9273)
17
IC_DATA
O
Serial data signal output for FUNCTION SELECT IC and tuner pack
(VOL_TUNER_TC9273)
18
HDOUT
I
Serial data input from DSP IC
19
HDIN
O
Serial data output for DSP IC
20
HCLK
O
Serial data clock signal output for DSP IC
21
AK4355_CDT1
O
CDT1 signal output for 2CH/6CH DAC IC
22
VOL_LATCH
O
Latch signal output for FUNCTION SELECT IC
23
VCC5
—
Power supply pin (+3.3 V)
24
SYS_MUTE
O
System mute control signal output
25
ANA/DIG
O
Muting and error port signal output
26
FL_CLEAR
O
Not used (Open)
27
FLASH2
—
Flash programming signal output 2
28
FLASH1
—
Flash programming signal output 1
29, 30
ENC_A, ENC_B
—
Not used (Fixed at L)
31, 32
F_A, F_B
—
Not used (Fixed at L)
33
SCL
O
Clock signal output for EEPROM IC
34
SDA
I/O
Serial data input/output for EEPROM IC
35
AVCC
—
Power supply pin (+3.3 V)
36
AVRH
—
Power supply pin (+3.3 V)
37
AVSS
—
Ground
38 to 40
A/D0 to A/D2
I
Key signal input (A/D port)
41
VERSION
I
Destination detection signal input
(Fixed at L: US, Canadian model, H: Except for US, Canadian model)
42
VSS
—
Ground
43
RDS_SIG
I
RDS signal level input (AEP, UK model only)
44
MODEL
I
Model detection signal input
45
VOL_ENC (A)
I
Volume encoder (A) signal input
46
VOL_ENC (B)
I
Volume encoder (B) signal input
47
BLUE_LED
O
LED (MULTI CHANNEL DECODING) driver signal output
48
STOP
I
AC off detection signal input
49
MOD0
—
Selection of micon operation mode
50
MOD1
—
Not used (Connect to AVCC)
51
MOD2
—
Selection of micon operation mode
52
RDS_CLK
I
RDS data clock signal input (AEP, UK model only)
53
RDS_DATA
I
RDS data input (AEP, UK model only)
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