Sony STR-DA80ES Service Manual page 11

Pin No. Pin Name I/O
41 MODE0 I
42 MODE1 I
43 MODE2 I
44 STANDBY I
45 STOP I
46 U-RESET I
47 U-SREQ O
48 U-MREQ I
49 U-DATA I/O
50 U-CLOCK I
51 HIFI/ES I
52 AUBUS-IN I
53 AUBUS-OUT O
54 FUNCTION-B I
55 FUNCTION-A I
56 OUT-OPEN O
57 OUT-CLOSE O
58 SW-OPEN I
59 SW-CLOSE I
60 — —
61 SWBAL I
62 RESET I
63 GND —
64 XO O
65 XI I
66 VCC —
67 LED-TUNER O
68 LED-PHONO O
69 LED MUTE O
70 LED-LEARNING O
71 LED D.PASS O
72 LED-INPUT O
73 LED VOL O
74 LED BASS.B O
75 SP-A I
76 SP-B I
77 PW-SW I
78 LED-TV O
79 LED-LD O
80 — I
Mode selection terminal (fixed at "H")
Mode selection terminal (fixed at "H")
Mode selection terminal (fixed at "L")
Hardware standby signal input terminal (fixed at "H")
Stop signal input terminal
System reset signal input from the master controller (IC3413) "L": reset
Communication request signal output to the master controller (IC3413)
Communication request signal input from the master controller (IC3413)
Serial data in/out with the master controller (IC3413)
Serial data reading clock signal input from the master controller (IC3413)
Setting terminal for the destination (fixed at "H")
Audio bus signal input terminal
Audio bus signal output terminal
Jog dial pulse input of the rotary encoder (RV101 FUNCTION)
Jog dial pulse input of the rotary encoder (RV101 FUNCTION)
Motor drive signal output to the door open/close motor drive (IC107)
Motor drive signal output to the door open/close motor drive (IC107)
Door open detect sensor (PH102) input terminal
Door close detect sensor (PH103) input terminal
Not used (open)
Balance volume on/off detect signal input terminal
Reset signal input terminal "L": reset
Ground terminal
System clock signal output terminal (4MHz)
System clock signal input terminal (4MHz)
Power supply terminal (+5V)
LED drive signal output terminal "H": LED on (for function TUNER indicator)
LED drive signal output terminal "H": LED on (for function PHONO indicator)
LED drive signal output terminal "H": LED on (for MUTING indicator)
LED drive signal output terminal "H": LED on Not used (open)
LED drive signal output terminal "H": LED on (for DIRECT PASS indicator)
LED drive signal output terminal "H": LED on Not used (open)
LED drive signal output terminal "H": LED on (for MASTER VOLUME illumination)
LED drive signal output terminal "H": LED on (for BASS BOOST indicator)
Speaker select switch (S135) input terminal "H": speaker A on
Speaker select switch (S135) input terminal "H": speaker B on
Power switch (S137) input terminal
LED drive signal output terminal "H": LED on (for function TV/DBS (STR-DA80ES) or
TV (TA-V88ES/VA80ES) indicator)
LED drive signal output terminal "H": LED on (for function LD/DVD indicator)
Not used (fixed at "L")
Function
– 11 –