Sony HT-7100DH / STR-K7100 Service Manual ▷ View online
49
STR-K7100
Pin No.
Pin Name
I/O
Pin Description
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 digital audio interface receiver IC
60
VDDI
I
Power supply pin (+1.9 V)
61
VSS
—
Ground pin
62, 63
A17, A16
O
Not used. (Open)
64 to 66
A15 to A13
O
External memory address signal output for SDRAM IC
67
GP10
O
Not used. (Open)
68
GP9
O
GP9 signal output for system control IC
69
GP8
I
Audio signal input from digital audio interface receiver IC
70
VDDI
I
Power supply pin (+1.9 V)
71
VSS
—
Ground pin
72 to 75
D15/GP7 to D12/GP4
I/O
External memory data input/output for SDRAM IC
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 SDRAM IC
81
VSS
—
Ground pin
82
A9
O
External memory address signal output for SDRAM IC
83 to 85
A12 to A10
O
External memory address signal output for SDRAM IC
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 pin
92 to 97
A8 to A3
O
External memory address signal output for SDRAM IC
98, 99
D7, D6
I/O
External memory data input/output for SDRAM IC
100
VDDI
I
Power supply pin (+1.9 V)
101
VSS
—
Ground pin
102 to 105
D5 to D2
I/O
External memory data input/output for SDRAM IC
106
VDDE
I
Power supply pin (+3.3 V)
107, 108
D1, D0
I/O
External memory data input/output for SDRAM IC
109, 110
A2, A1
O
External memory address signal output for SDRAM IC
111
VSS
—
Ground pin
112
A0
O
External memory address signal output for SDRAM IC
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 (+1.9 V)
50
STR-K7100
IC1907 MB91353APMT-G-112E1 (SYSTEM CONTROL) (DIGITAL BOARD (2/3))
Pin No.
Pin Name
I/O
Pin Description
1
HDMI MUTE
I
HDMI mute signal input Not used in this set. (Open)
2
HDMI RESET/HDMI PRE
O
HDMI reset signal output
3
XM RESET
O
XM reset signal output
4
XMDACMDI/
O
XM D/A converter MDI signal output
PCM1609 MDI
5
XMDACMC/
O
XM D/A converter MC signal output
PCM1609 MC
6
XMDACMS
O
XM D/A converter MS signal output
7
SUB T
O
Sub T signal output Not used in this set. (Open)
8
HP DETECT
I
Headphone detect signal input
9
POWER RY
O
Power relay control signal output
10
VOL CL
O
Volume serial clock signal output
11
VOL DA
O
Volume serial latch signal output
12
PROTECTOR
I
Protect control signal input
13
BRIDGEABLE RY
O
Bridgeable relay control signal output
14
FUSE DETECT
I
Fuse detect signal input
15
VOL ENCODER(B) UP
I
Volume encoder signal input (up)
16
VOL ENCODER(A) DOWN
I
Volume encoder signal input (down)
17
FRONT B RY
O
Front B speakers relay control signal output
18
GND
—
Ground pin
19
VCC
—
Power supply pin (+3.3 V)
20
INPUT ENCODER A
I
Input select encoder signal input A
21
INPUT ENCODER B
I
Input select encoder signal input B
22
SW RY
O
Sub woofer relay control signal output
23
HP RY
O
Headphone relay control signal output
24
C/REAR/SB RY
O
Center/surround speaker relay control signal output
25
FRONT RY
O
Front speaker relay control signal output
26
TUN DO
I
Tuner serial data signal input
27
TUN LAT
O
Tuner serial latch signal output
28
V MUTE
O
Video mute control signal output
29
V COMP SW2
O
Video component select switch control signal output 2
30
V COMP SW1
O
Video component select switch control signal output 1
31
V SW4
O
Video input select switch control signal output 4
32
V SW3
O
Video input select switch control signal output 3
33
V SW2
O
Video input select switch control signal output 2
34
V SW1
O
Video input select switch control signal output 1
35
TUNING ENCODER A
I
Tuning encoder signal input A Not used in this set.
36
TUNING ENCODER B
I
Tuning encoder signal input B Not used in this set.
37
PCM1609 RESET
O
A/D and D/A converters reset signal output
38
DIR XMODE
O
Digital audio interface receiver reset signal output
39
DIR CLK SEL
O
Digital audio interface receiver serial clock select signal output
40
VSS
—
Ground pin
41
TC74HC153A
O
Input select switch control signal output A
42
TC74HC153B
O
Input select switch control signal output B
43
VSS
—
Ground pin
44
VCC
—
Power supply pin (+3.3 V)
45
DIR CLK
O
Digital audio interface receiver serial clock signal output
46
DIR CE(LAT)
O
Digital audio interface receiver serial latch signal output
47
DIR DI
O
Digital audio interface receiver serial data signal output
48
DIR DO
I
Digital audio interface receiver serial data signal input
51
STR-K7100
Pin No.
Pin Name
I/O
Pin Description
49
DIR ERROR
I
Digital audio interface receiver error signal input
50
DIR XSTATE
I
Digital audio interface receiver state signal input
51
NMI
I
Non Maskable interrupt input
52
MD2
I
Operation mode setting pin 2
53
MD1
I
Operation mode setting pin 1 (Connect to GND.)
54
MD0
I
Operation mode setting pin 0 (Connect to GND.)
55
INIT
I
External reset signal input
56
VCC
I
Power supply pin (+3.3 V)
57
X1
O
High speed clock output (12.5 MHz) (Main clock)
58
X0
I
High speed clock input (12.5 MHz) (Main clock)
59
VSS
—
Ground pin
60
X0A
I
Low speed clock input (Sub clock) Not used in this set. (Connect to GND.)
61
X1A
O
Low speed clock output (Sub clock) Not used in this set. (Open)
62
RST TRG
I
Reset trigger signal input
63
DIR DATA0
I
Digital audio interface receiver serial data signal input
64
BST SEL
O
Burst select signal output
65
GP9
I
GP9 address strobe signal input
66
BST
O
Burst signal output
67
HCS
O
HCS signal output
68
HACN
I
HACN signal output
69
DSP RESET
O
Digital signal processor reset signal output
70
FL CLK
O
Fluorescent display serial clock signal output
71
FL DATA
O
Fluorescent display serial data signal output
72
PCM1609 ML
O
ML signal output
73
PM
O
PM signal output
74
GP12
O
GP12 address strobe signal output
75
PCM1609 MDO
I
MD signal input
76
VSS
—
Ground pin
77
VCC
I
Power supply pin (+3.3 V)
78
FL LAT
O
Fluorescent display serial latch signal output
79
TUNER CLK
O
Tuner serial clock signal output
80
TUNER DATA
O
Tuner serial data signal output
81
STOP
I
Stop signal input
82
SIRCS IN
I
Remote control signal input
83
ERROR SEL
I
Error select signal input Not used in this set. (Open)
84
RDS CLK/XMDBPOWER
I/O
XMDB power control signal output
85
POWER KEY
I
Power key signal input
86
RDS DATA/XM COM
I
XM command signal input
87
DCAC DSP IN
I
DCAC display in signal input
88
HDMI CEC IN/HDMI OED
I
HDMI OED signal input
89
HDMI UART IN/HDMI S1
I
HDMI select signal input
90
HDMI UART OUT/HDMI S2
O
HDMI select signal output
91
HDMI CEC OUT
O
HDMI CEC signal output Not used in this set. (Open)
92
XM MIXMO
I
XM MIXMO signal input
93
XM MOXMI
O
XM MOXMI signal output
94
HDMI REG CTRL
O
HDMI REG control signal output
95
VCC
I
Power supply pin (+3.3 V)
96
VSS
—
Ground pin
97
EEPROM DATA
I/O
EEPROM serial data signal input/output
98
EEPROM CLK
O
EEPROM serial clock signal output
99
HD OUT
I
HD signal input from digital signal processor
52
STR-K7100
Pin No.
Pin Name
I/O
Pin Description
100
HD IN
O
HD signal output from digital signal processor
101
HD CLK
O
HD serial clock signal output from digital signal processor
102
FLASH2/C LINK
I
Flash signal input
UART RX(MICLO)
103
FLASH1/C LINK
O
Flash signal output
UART TX(MOCLI)
104
C LINK DET
I
DMPORT link detect signal input
105
DA1
I
Not used in this set. (Open)
106
DA0
I
Not used in this set. (Open)
107
DAVS
—
Ground pin
108
DAVC
I
Power supply pin (+3.3 V) for D/A converter
109
AVCC
I
Analog power supply pin (+3.3 V) for A/D converter
110
AVRH
I
Standard power supply pin (+3.3 V) for A/D converter
111
AVSS/AVRL
—
Analog ground pin for A/D converter
112
VSS
—
Ground pin
113
DCAC IN
I
DCAC IN signal input
114
AD KEY1
I
AD key signal input 1
115
AD KEY2
I
AD key signal input 2
116
VERSION
I
Not used in this set. (Connect to GND.)
117
TUNER SD
I
Tuner SD signal input
118
MODEL
I
Model select signal input (Connect to GND in this set.)
119
VACS CTRL
I
VACS control signal input
120
NO USE
I
Not used.
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