Sony STR-DK5 Service Manual ▷ View online
37
STR-DK5
Pin No.
Pin Name
I/O
Pin Description
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 (+1.8 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 (SDRAM)
67
GP10
O
Not used (Open)
68
GP9
O
GP9 signal output for SYSTEM CONTROL IC
69
GP8
I
Audio signal input from DIR IC
70
VDDI
I
Power supply pin (+1.8 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 (SDRAM)
83 to 85
A12 to A10
O
External memory address signal output for D/A converter IC (SDRAM)
86
TDO
O
Not used (Fixed at H)
87
TMS
I
Not used (Fixed at H)
88
XTRST
I
Not used (Fixed at H)
89
TCK
I
Not used (Fixed at H)
90
TDI
I
Not used (Fixed at H)
91
VSS
—
Ground
92 to 97
A8 to A3
O
External memory address signal output for D/A converter IC (SDRAM)
98, 99
D7, D6
I/O
External memory data input/output for D/A converter IC (SDRAM)
100
VDDI
I
Power supply pin (+1.8 V)
101
VSS
—
Ground
102 to 105
D5 to D2
I/O
External memory data input/output for D/A converter IC (SDRAM)
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 (SDRAM)
109, 110
A2, A1
O
External memory address signal output for D/A converter IC (SDRAM)
111
VSS
—
Ground
112
A0
O
External memory address signal output for D/A converter IC (SDRAM)
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
TST2
I
Not used (Connect to ground)
118
GP11
I
Not used (Connect to ground)
119
TST3
I
Not used (Connect to ground)
120
VDDI
I
Power supply pin (+1.8 V)
38
STR-DK5
IC1101 MB90488BPF-G-173E1 (SYSTEM CONTROL) (DIGITAL Board (2/3))
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
PCM1800_RST
O
Reset signal output for ADC IC
10
PCM1602_RST
O
Reset signal output for 6CH DAC IC
11
VSS
—
Ground
12
PCM1602_ML
O
Serial latch signal output for 6CH DAC IC
13
PCM1602_MC
O
Serial clock signal output for 6CH DAC IC
14
PCM1602_MDI
O
Serial data output for 6CH DAC IC
15
PCM1602_MDO
I
Serial data input from 6CH DAC IC
16
T.SERIAL_CLK
O
Serial clock signal output for tuner pack
17
TUNER_DATA
O
Serial data output for tuner pack
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
DLY_BYPASS
O
Not used (Fixed at L)
22
NOT USED
O
Not used (Fixed at L)
23
VCC5
—
Power supply pin (+3.3 V)
24
SYS_MUTE
O
System mute control signal output
25
NOT USED
O
Not used (Open)
26
NOT USED
O
Not used (Fixed at L)
27
FLASH2
O
Flash programming signal output 2
28
FLASH1
O
Flash programming signal output 1
29
SDA
I/O
Serial data input/output for EEPROM IC
30
SCL
O
Clock signal output for EEPROM IC
31
VOL CLK
O
Clock signal output for DIR IC
32
VOL DATA
O
Serial data output for DIR IC
33
K-OK DATA
O
KARAOKE serial data output for KARAOKE CONTROL IC
34
K-OK REQ
O
KARAOKE request signal output for KARAOKE CONTROL 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)
42
VSS
—
Ground
43
RDS_SIG
I
RDS signal level input (Russia model)
44
MODEL
I
Model detection signal input (Fixed at L)
45
VACS
I
Not used (Fixed at L)
46
VOL_ENC (B)
I
MASTER VOLUME encoder (B) signal input
47
VOL_ENC (A)
I
MASTER VOLUME encoder (A) signal input
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 (Russia model)
53
RDS_DATA
I
RDS data input (Russia model)
54
SIRCS
I
SIRCS signal input
Ver. 1.1
39
STR-DK5
Pin No.
Pin Name
I/O
Pin Description
55
HP_DETECT
I
Headphones detection signal input
56
POWER_KEY
I
Power key detection signal input
57
FL_LAT
O
Latch signal output for FL driver IC
58
POWER_RY
O
Power relay driver control signal output
59
FL_DATA
O
Serial data output for FL driver IC
60
FL_CLK
O
Clock signal output for FL driver IC
61
PROTECTOR
I
Protector detection signal input
62
NOT USED
O
Not used (Fixed at L)
63
INPUT ENC (A)
I
INPUT SELECTOR encoder (A) signal input
64
INPUT ENC (B)
I
INPUT SELECTOR encoder (B) signal input
65
ECHO ENC (A)
I
Not used (Fixed at H)
66
ECHO ENC (B)
I
Not used (Fixed at H)
67
HP_RY
O
Not used (Open)
68
FUSE_DETECT
I
Fuse open detection signal input
69
FRONT_RY
O
Front speaker relay driver control signal output
70
C/SW RELAY
O
Center speaker relay driver control signal output
71
SURROUND RY
O
Surround speaker relay driver control signal output
72
BRIDGEABLE_RY
O
Not used (Open)
73
DO
I
Tuner serial data input
74
SLATCH
O
Tuner latch signal output
75
TUNED
I
Tuned signal detection input
76
STEREO
I
Stereo signal detection input
77
RSTX
I
Reset signal input
78
MUTE
O
Tuner mute signal output
79
X1A
—
Not used (Open)
80
X0A
—
Not used (Connect to VSS)
81
VSS
—
Ground
82
X0
—
Clock signal input (24 MHz)
83
X1
—
Clock signal output (24 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85
MUSIC ENC (A)
I
MUSIC VOLUME encoder (A) signal input
86
MUSIC ENC (B)
I
MUSIC VOLUME encoder (B) signal input
87
K-OK RY
O
KARAOKE/music select relay control signal output for KARAOKE CONTROL IC
88
K-OK R/W
O
KARAOKE read/write signal output for KARAOKE CONTROL IC
89
K-OK CLK
O
KARAOKE clock signal output for KARAOKE CONTROL IC
90
K-OK STB
O
KARAOKE strobe signal output for KARAOKE CONTROL IC
91
NOT USED
O
Not used (Fixed at L)
92
BST_SEL
O
96/24 signal output for DSP IC
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
40
STR-DK5
SECTION 5
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
5-1. CASE SECTION
Ref. No.
Part No.
Description
Remark
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this parts list.
R
R
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
1
4-245-939-01 CASE (BLACK)
1
4-245-939-61 CASE (SILVER)
2
3-363-099-02 SCREW (CASE 3 TP2) (for BLACK)
2
3-363-099-11 SCREW (CASE 3 TP2) (for SILVER)
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
#1
#1
1
2
2
• Abbreviation
RU : Russia model
TH : Thai model
TH : Thai model
Ver. 1.1
Click on the first or last page to see other STR-DK5 service manuals if exist.