Sony STR-DE495 / STR-DE595 Service Manual ▷ View online
13
STR-DE495/DE595
Pin No.
Pin Name
I/O
Pin Description
55
BTACT
O
Not used (Open)
56
BST
I
Boot stop signal input from SYSTEM CONTROL IC
57
MOD1
I
Operation mode signal input (L: 386fs, H: 256fs) (Fixed at H)
58
MOD0
I
Operation mode signal input (L: single chip mode, H: use prohibited) (Fixed at L)
59
EXLOCK
I
Error detection signal input from DIR IC
60
VDDI
I
Power supply pin (+2.6 V)
61
VSS
—
Ground
62, 63
A17, A16
O
Not used (Open)
64 to 66
A15 to A13
O
External memory address signal output for D/A converter IC (SRAM)
67
GP10
O
Connect to LRCKO
68
GP9
O
Decode signal output for SYSTEM CONTROL IC
69
GP8
I
Audio signal input from DIR IC
70
VDDI
I
Power supply pin (+2.6 V)
71
VSS
—
Ground
72 to 75
D15/GP7 to D12/GP4
I/O
External memory data input/output for D/A converter IC (general port)
76
VDDE
I
Power supply pin (+3.3 V)
77 to 80
D11/GP3 to D8/GP0
I/O
External memory data input/output for D/A converter IC (general port)
81
VSS
—
Ground
82
A9
O
External memory address signal output for D/A converter IC (SRAM)
83 to 85
A12 to A10
O
External memory address signal output for D/A converter IC (SRAM)
86
TDO
O
Not used (Open)
87
TMS
I
Not used (Open)
88
XTRST
I
Not used (Open)
89
TCK
I
Not used (Open)
90
TDI
I
Not used (Open)
91
VSS
—
Ground
92 to 97
A8 to A3
O
External memory address signal output for D/A converter IC (SRAM)
98, 99
D7, D6
I/O
External memory data input/output for D/A converter IC (SRAM)
100
VDDI
I
Power supply pin (+2.6 V)
101
VSS
—
Ground
102 to 105
D5 to D2
I/O
External memory data input/output for D/A converter IC (SRAM)
106
VDDE
I
Power supply pin (+3.3 V)
107, 108
D1, D0
I/O
External memory data input/output for D/A converter IC (SRAM)
109, 110
A2, A1
O
External memory address signal output for D/A converter IC (SRAM)
111
VSS
—
Ground
112
A0
O
External memory address signal output for D/A converter IC (SRAM)
113
PM
I
PLL initialization signal input from SYSTEM CONTROL IC
114, 115
SDI3, SDI4
I
Not used (Open)
116
SYNC
I
Sync/async select signal input (L: sync, H: async) (Fixed at H)
117 to 119
VSS
—
Ground
120
VDDI
I
Power supply pin (+2.6 V)
14
STR-DE495/DE595
• IC1601 MB9047BPF-G-138-BND (SYSTEM CONTROL) (DIGITAL Board (2/2))
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
PD
O
Power down signal output for CODEC IC
9
SMUTE
O
Soft mute signal output for CODEC IC
10
CDT1
O
Control data output for CODEC IC
11
VSS
—
Ground
12
SCL
O
Serial data clock signal output for CODEC IC
13
CS
O
Latch signal output for CODEC IC
14
DATA
O
Serial data output for VOL/TUNER IC
15
CLK
O
Clock signal output for VOL/TUNER IC
16
LATCH– VOL IC
O
Latch signal output for VOL/TUNER IC
17
SPK B RELAY
O
Speaker B relay driver control signal output (STR-DE595 only)
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
F.MUTE
O
Function mute control signal output
22
AC MUTE
O
Power amplifier mute control signal output
23
VCC5
—
Power supply pin (+3.3 V)
24
ANA/DIG
O
Muting and error port signal output
25
HP DETECT
I
Headphone detection signal input
26
NC
—
Not used (Fixed at L)
27
FLASH2
—
Flash programming signal output 2
28
FLASH1
—
Flash programming signal output 1
29 to 32
NC
—
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 41
A/D0 to A/D3
I
Key signal input (A/D port)
42
VSS
—
Ground
43
RDS SIGNAL
I
RDS signal level input (AEP, UK model only)
44
MODEL
I
Model detection signal input (Fixed at L: US, Canadian model, H: Except for US,
Canadian model)
45
VERSION
I
Destination detection signal input (Fixed at L: US, Canadian model, H: Except for US,
Canadian model)
46
BLUE LED
O
LED (MULTI CHANNEL DECODING) driver signal output (STR-DE595 only)
47
NC
—
Not used (Fixed at L)
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 CLOCK
I
RDS data clock signal input (AEP, UK model only)
53
RDS DATA
I
RDS data input (AEP, UK model only)
54
SIRCS
I
SIRCS signal input
55
FUSE DETECT
I
Fuse open detection signal input
56
POWER KEY
I
Power key detection signal input
STR-DE495/DE595
15
15
4-2. CIRCUIT BOARDS LOCATION
MAIN board
VOL board
STANDBY board
BRIDGEABLE board
(STR-DE595 only)
(STR-DE595 only)
VIDEO board
DIGITAL board
POWER board
HEADPHONE board
DISPLAY board
Pin No.
Pin Name
I/O
Pin Description
57, 58
NC
I
Not used (Fixed at L)
59
VOL (B)
I
Volume encoder signal input
60
VOL (A)
I
Volume encoder signal input
61
DIN
O
Serial data output for FL driver IC
62
CLK
O
Clock signal output for FL driver IC
63
FL_STB
O
Latch signal output for FL driver IC
64
NC
—
Not used (Fixed at L)
65
POWER RELAY
O
Power relay driver control signal output
66
PROTECTOR
O
Protector detection signal output
67
HEADPHONE RELAY
O
Headphone relay driver control signal output
68
WOOFER RELAY
O
Sub woofer relay driver control signal output
69
REAR RELAY
O
Surround speaker relay driver control signal output
70
CENTER RELAY
O
Center speaker relay driver control signal output
71
PREOUT/FRONT RELAY
O
Speaker A relay driver control signal output
72
R1 RELAY
O
Bridgeable relay driver control output (STR-DE595 only)
73
TUNED
I
Tuned signal detection input
74
STEREO
I
Stereo signal detection input
75
MUTE
O
Tuner mute signal output
76
DO
I
Tuner serial data input
77
RSTX
I
Reset signal input
78
SLATCH
O
Tuner latch signal output
79
X0A
—
Not used (Open)
80
X1A
—
Not used (Connect to VSS)
81
VSS
—
Ground
82
X0
—
Clock signal input (16 MHz)
83
X1
—
Clock signal output (16 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85, 86
NC
—
Not used (Fixed at L)
87 to 90
SW4 to SW1
O
Video select signal output
91, 92
NC
—
Not used (Fixed at L)
93
XMODE
O
Xmode signal output for DIR IC
94
CKSEL1
O
Clock select signal output for DIR IC
95
CLK
O
Data clock signal output for DIR IC
96
CE
O
Latch signal output for DIR IC
97
DI
O
Data output for DIR IC
98
DO
I
Data input from DIR IC
99
ERROR
I
Error detection signal input from DIR IC
100
XSTATE
I
Xstate signal input from DIR IC
STR-DE495/DE595
16
16
4-3. BLOCK DIAGRAM — TUNER/AUDIO SECTION —
4
80
60
R-CH
R-CH
R-CH
J402 (1/2)
J403
J404 (1/2)
J401
-1
L
-2
R
IN
CD
(DE495)
CD/SACD
(DE595)
IN
MD/TAPE
DVD
FM 75Ω
COAXIAL
AM
ANTENNA
TU+10V
TM301
FM/AM TUNER UNIT
TU+3.3V
+10V
L CH
R CH
STEREO
TUNED
MUTE
CE
RDS SIGNAL
RDS DATA
RDS CLOCK
STEREO
TUNED
MUTE
SLATCH
DO
FM OUT
RDS DATA
RDS INT
STEREO
TUNED
MUTE
CE
CLK
DATA
DO/DI
DATA
CLK
LATCH-VOL IC
WOOFER RELAY
ST-DO/MC-DI
ST-DI/MC-DO
CLK
AEP,UK MODEL
DE595
STEREO
TUNED
MUTE
CE
DO/DI
DATA
CLK
FM SIGNAL OUT
RDS DATA
FM OUT
RDS DATA
RDS INT
RDS INT
R-CH
REC L2
58
REC L1
14
BAL L+
17
BAL R+
R-CH
INL1
2
INL2
INL3
INL4
INL5
INL6
INL7
INL9
LIN1
SLIN1
SW IN1
C IN1
78
76
R-CH
R-CH
VIDEO 2
VIDEO 1
AUDIO
IN
AUDIO
IN
74
72
68
INL10
INL8
R-CH
R-CH
MULTI
CH IN
FRONT
SURROUND
CENTER
SUB
WOOFER
10
20
43
53
52
74
73
75
78
76
14
15
16
68
24
25
23
LOUT
41
36
35
5
7
SLOUT
47
ROUT
R-CH
R-CH
42
SROUT
COUT
SWOUT
67
31
30
AVEE
SAVCC
DVDD
28
27
29
R-CH
R-CH
R-IN
L-IN
J402 (2/2)
-4
R
-3
L
OUT
MD/TAPE
VIDEO 1
J404 (2/2)
-3
L
-4
R
AUDIO
OUT
-1
L
-2
R
-5
L
-6
R
-1
L
-2
R
-3
L
-4
R
-1
L
-2
R
AUDIO
IN
-3
L
-4
R
7
MUTE
Q361,362
MUTE
Q365,366
MUTE
Q363
MUTE
Q364
RELAY
DRIVER
Q560
L OUT
C OUT
SW OUT
SL OUT
LIN2
CIN2
SWIN2
SLIN2
MCU
I/F
DATA
CLK
LATCH
DIR
FUNCTION
SELECT
IC201
RY560
Q379
INV.
FC MUTE
J405
SUB
WOOFER
AUDIO
OUT
FL-CH
FR-CH
SL-CH
SR-CH
C-CH
WOOFER
AMP
IC401
11
(0/6/12/18dB)
(0/6/12/18dB)
(0/6/12/18dB)
(0 – -99dB)
(0 – -99dB)
(0 – -99dB)
+3.3V
REG
Q471
+7V
-7V
+7V
-6
-5
TUNER
VOL IC/
TUNER
SYSTEM
CONTROL
IC1601 (1/4)
POWER
SECTION
D
DIGITAL
SECTION
A
DIGITAL
SECTION
B
DIGITAL
SECTION
C
(0/6/12/18dB)
(0 – -99dB)
ATT
0/-6/-12/-18dB
65
70
8
54
56
39
38
33
55
40
37
34
• Signal path
: TUNER (FM/AM)
: CD (ANALOG)
: VIDEO (AUDIO)
• R-ch is omitted due to
same as L-ch.
same as L-ch.
(Page 17)
(Page 17)
(Page 17)
(Page 19)
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