Read Sony STR-K885 Service Manual online
42
STR-K885
Pin No.
Pin Name
I/O
Description
46
TUNER CLK
O
Tuner clock signal output
47
TUNER DATA
O
Tuner data signal output
48
STOP
I
AC off detect signal input
49
MD0
I
Operation mode setting input
50
MD1
I
Operation mode setting input
51
MD2
I
Operation mode setting input
52
RDS_CLK
I
RDS clock signal input (Not used (Fixed “L”))
53
RDS_DATA
I
RDS data signal input (Not used (Fixed “L”))
54
SIRCS
I
Data signal input from the remote control sensor
55
HP_DETECT
I
Headphone signal input
56
POWER_KEY
I
Power switch key detect signal input
57
ADCC_INT
I
ADCC interrupt input
58
POWER_RY
O
Power relay control signal output
59
VOL IC_CL
O
Volume IC clock signal output
60
VOL IC_DA
O
Volume IC data and latch signal output
61
PROTECTOR
I
Protector status detect signal input
62
HP_RY
O
Headphone relay control signal output
63
FUSE_DETECT
I
Fuse detect signal input
64
VOL_ENCODER (B)
I
Volume signal input from rotary encoder
65
VOL_ENCODER (A)
I
Volume signal input from rotary encoder
66
FRONT_RY/DG51_FB
O
Front A speaker relay control signal output
67
FRONT_B_RY/DG51_FA
O
Front B speaker control signal output
68
DC-CONTROL
O
Center speaker relay control signal output
69
C/REAR/SB_RY
O
Center, rear, surround back speaker control signal output
70
SW_RY
O
Sub woofer control signal output
71
NC
O
Not used (Open)
72
BRIDGABLE_RY
O
Bridgeable relay control output (Not used (Open))
73
DO/SD/ST
I
Frequency data signal input from the tuner
74
SLATCH
O
Latch signal output to the tuner
75
V_SW3
O
Composite video signal select 3
76
V_SW4
O
Composite video signal select 4
77
RSTX
I
System reset input
78
COMP MUTE
O
Composite video muting signal output
79
XIA
—
Not used (Open)
80
XOA
—
Ground terminal
81
VSS
—
Ground terminal
82
X0
—
Connection for a crystal resonator
83
X1
—
Connection for a crystal resonator
84
VCC3
—
Power supply (+3.3V)
85
HDMI_S2
O
HDMI select 2 (not used)
86
HDMI_S1
O
HDMI select 1 (not used)
87
HDMI_OED
O
HDMI output enable
88
HDMI_PRE
O
HDMI PRE
89
HDMI_CTRL
O
HDMI board control
90
COMP_S2
O
Composite video select 2
91
COMP_S1
O
Composite video select 1
92
BST_SEL
O
BST signal output terminal
93
XMODE
O
Reset signal output to DIR
94
CKSEL 1
O
CKSEL control signal output to DIR
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