86
STR-DA1200ES
Pin No.
Pin Name
I/O
Description
151, 152
VOL JOG1,
VOL JOG2
I
Jog dial pulse input from the rotary encoder (for MASTER VOLUME)
153
H.P. IN
I
Headphone detection signal input terminal "H": headphone is connected
154
LED CLR
O
LED drive signal output terminal
155
LED LAT
O
LED drive signal output terminal
156
FL CLR
O
Clear signal output terminal Not used
157
FL LAT
O
Serial data latch pulse output to the fluorescent indicator tube
158, 159
SP-SW FA,
SP-SW FB
I
Front speaker selection switch input terminal Not used
160
SP-SW SA (A90)
O
LED drive signal output terminal
161
SP-SW SB (A90)
O
LED drive signal output terminal
162
VSS
-
Ground terminal
163
VCC
-
Power supply terminal (+3.3V)
164
FSRATE
I
L/R sampling clock signal (44.1 kHz) input terminal
165
SUB-U DATA
I
Serial data input terminal Not used
166
NO USE
-
Not used
167
EEPROM SDA
I/O
Two-way data bus with the EEPROM
168
EEPROM SCL
O
Serial data transfer clock signal output to the EEPROM
169
+/- JOG1
I
Jog dial pulse input terminal Not used
170
+/- JOG2
I
Thermistor connection terminal for abnormal temperature detection
171, 172
PAGE JOG1,
PAGE JOG2
I
Jog dial pulse input terminal Not used
173
MAIN MENU
JOG1
I
Jog dial pulse input terminal Not used
174
MAIN MENU
JOG2
O
Blanking period signal output to the fluorescent indicator tube
175
VSS
-
Ground terminal
176
VCC
-
Power supply terminal (+3.3V)