Sony CMT-CNEZ3 Service Manual page 36

HCD-NEZ3/NEZ5
Pin No. Pin Name
59
TAMUTE
61 AMPSTBY
62 VDD2
63 -
64
VSS
65 CDON
66 XTCN
67 XRST
68 XLT
69 MP3REQ
70
MILP
71 MP3STB
72 MIACK
73
MICS
74 KEYWAKEUP
75 MP3RST
76 BACKLIGHT
77
CD OPEN
78
TCPLAY
79
ENDSW
80 SOL
81
TCMOTOR
82 to 86
-
I POWER
87
MONITOR
88
-
89, 90 KEY1, KEY0
91, 92
-
93
DEST
94
TC HARF/REC
95
-
96
VSS3
97
VOL ENCORDER
98 VREF
99 AVCC
100
-
34
I/O
O Line muting on/off control signal output terminal Not used
O
Standby control signal output to the power amplifier
-
Power supply terminal (+3.3V)
- Not used
- Ground terminal
O
Power on/off control signal output for the CD mechanism section
Oscillation circuit control signal output to the CD DSP
O
"H": auto oscillation, "L": oscillation off
O
Reset signal output to the CD DSP
O Serial data latch pulse output to the CD DSP
I
Request signal input from the MP3 decoder
O
Serial data latch pulse output to the MP3 decoder
O
Standby control signal output to the MP3 decoder
I Acknowledge signal input from the MP3 decoder
O
Chip select signal output to the MP3 decoder
I
Key interruption processing start signal input terminal
O
Reset signal output to the MP3 decoder
O LED drive signal output terminal for LCD back light
I CD lid open/close detection switch input terminal
I PLAY switch signal input from the tape mechanism deck
I END switch signal input from the tape mechanism deck
O Trigger plunger on/off control signal output terminal "H": plunger on
O
Capstan/reel motor on/off control signal output terminal "H": motor on
-
Not used
I
Power monitor input terminal
-
Not used
I Front panel key input terminal (A/D input)
-
Not used
I Model destination setting terminal
I Recording-proof claw (forward/reverse) detect switch and cassette in detect switch input terminal
-
Not used
- Ground terminal
I Dial pulse input of the rotary encoder (for VOLUME control)
I
Reference voltage (+3.3V) input terminal
-
Power supply terminal (+3.3V)
-
Not used
Description