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Sony STR-DA1ES Service Manual page 53

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Pin No.
Pin Name
47
MODE LED
48
STOP
49, 50
MD0, MD1
51
MD2
52
RDS CLK
53
RDS DATA
54
SIRCS
55
FUSE DETECT
56
POWER KEY
57
JOG (B)
58
JOG (A)
59
VOL (B)
60
VOL (A)
61
DIN
62
CLK
63
FL STB
64
CONTROL A1 OUT
65
CONTROL A1 IN
66
POWER RELAY
67
PROTECTOR
HEADPHONE
68
RELAY
69
WOOFER RELAY
70
REAR RELAY
71
CENTER RELAY
72
FRONT RELAY
73
TUNED
74
STEREO
75
MUTE
76
DO
77
RSTX
78
SLATCH
79
X1A
80
X0A
81
VSS
82
X0
83
X1
84
VCC3
85
FUNC (B)
86
FUNC (A)
87 to 90
SW4 to SW1
SELECT1,
91, 92
SELECT2
93
XMODE
I/O
O
LED drive signal output of the MODE indicator "H": LED on
I
Sub power voltage detection signal input
O
Setting terminal for the CPU operation mode Fixed at "H" in this set
O
Setting terminal for the CPU operation mode Fixed at "L" in this set
RDS serial data transfer clock signal input from the tuner unit
I
(STR-DB780: AEP and UK models only)
I
RDS serial data input from the tuner unit (STR-DB780: AEP and UK models only)
I
Sircs signal input
I
Power down detection signal input
I
I/1 key input terminal
I
Jog dial pulse input from the rotary encoder (B phase input) (jog dial)
I
Jog dial pulse input from the rotary encoder (A phase input) (jog dial)
I
Jog dial pulse input from the rotary encoder (B phase input) (MASTER VOLUME)
I
Jog dial pulse input from the rotary encoder (A phase input) (MASTER VOLUME)
O
Serial data output to the fluorescent indicator tube driver
O
Serial data transfer clock signal output to the fluorescent indicator tube driver
O
Strobe signal output to the fluorescent indicator tube driver
O
Sircs signal output for CONTROL A1 II
I
Sircs signal input for CONTROL A1 II
O
Relay drive signal output (for main power) "H": relay on
I
Over load detection signal input from the protect circuit "L": over load
O
Relay drive signal output (for headphone) "H": relay on
O
Relay drive signal output (for pre amplifier) "H": relay on
O
Relay drive signal output (for surround speaker) "H": relay on
O
Relay drive signal output (for center speaker) "H": relay on
O
Relay drive signal output (for front speaker) "H": relay on
I
Tuned display state detection signal input from the tuner unit "L": tuned
I
FM stereo display detection signal input from the tuner unit "L": stereo
O
Muting on/off control signal output to the tuner unit "L": muting on
I
Serial data input from the tuner unit
System reset signal input "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
O
Serial data latch pulse signal output to the tuner unit
O
Sub system clock output terminal
I
Sub system clock input terminal
—
Ground terminal
I
Main system clock input terminal (16 MHz)
O
Main system clock output terminal (16 MHz)
—
Power supply terminal (+3.3V)
I
Jog dial pulse input from the rotary encoder (B phase input) (FUNCTION)
I
Jog dial pulse input from the rotary encoder (A phase input) (FUNCTION)
O
Video selection signal output
O
Digital input selection signal output
O
System reset signal output to the digital audio interface receiver "L": reset
STR-DA1ES/DB780
Description
53
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