Read Sony CMT-EX100 / HCD-EX100 Service Manual online
31
HCD-EX100
1
TUNED
I
ST tuning
2
PLL_CE
O
ST PLL CE signal output
3
PLL_DATAI
I
ST PLL data input
4
PLL_DATAO
O
ST PLL data output
5
PLL_CLK
O
ST PLL CLK
6
VPP (GND)
–
Ground
7
XOUT
O
8
XIN
I
9
VDD1
–
Ground
10
XT1
O
11
XT2
I
12
RESET
I
System reset input
13
REMOTE
I
SIRCS signal input
14
RDS_CLK
I
ST RDS clock input
15
POWDET
I
AC power down detect input
16
SCOR
I
CD SCOR signal input
17
RDS_DATA
I
ST RDS data input
18
SENSE
I
CD SENS signal input
19
SUB Q
I
CD SUBQ signal input
20
CTL
O
LCD back light control output
21
SERVO_CK
O
CD SQCK/SCLK signal output
22
XLAT
O
CD data latch signal output
23
XRST
O
CD (BC) reset signal output
24
SCLK
O
Clock output to PCM1710 and CD.
25
MUTE_D
O
CD digital mute signal output
26
CD_POWER
O
CD (BD) power control signal output
27
AVSS
–
Ground
28
KEYIO_1
I
29
KEYIO_2
I
30
BAND_AREA
I
Destination setting input (A/D port)
31
DALAT
O
Latch signal output to PCM1710
32
LPH
O
CD LPH signal output
33
LDON
O
CD LASER ON signal output
34
CLOSE_SW
I
CD slider CLOSE SW signal inpu
35
OPEN_SW
I
CD slider OPEN SW signal input
36
VDD0
I
Power supply
37
AVREF
I
A/D REF Voltage input
38
AMP_MUTE
O
POWER AMP mute signal output
39
CD DATA
O
Signal data output
40
VSS1
–
Ground
41
OPEN
O
CD loading motor open signal output
42
CLOSE
O
CD loading motor close signal output
43
POWER
O
System power control signal output
44
MUTE_A
O
TA mute output
45
SP_RELAY
O
Speaker relay control signal output
46
ST_MUTE
O
ST mute output
47
STBY PULSE
O
Power supply sleep control
48
VOL_CLK
O
VOL clock output
49
VOL_DATA
O
VOL OUT data output
50
VOL_STB
O
VOL STB signal output
Pin No.
Pin Name
I/O
Function
• IC701 uCOM (UPD780306GF-034-3BA) (MAIN Board (3/3))
Crystal oscillator terminal 5MHz (Main clock)
Crystal oscillator terminal 32KHz (Sub clock)
Key signal input (A/D port)
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