Sony MX-E500 MiniDisc Player User Manual


 
32
IC601 CXD2671-203GA (SYSTEM CONTROL)
Pin No.
Pin Name
I/O Description
1
PAUSE KEY
I
Not used (open)
2
NC
Not used (open)
3
XTEST
I
Input terminal for the test mode detection
4, 5
NC
Not used (open)
6
MCUVDD0
Power supply (for microcomputer block)
7
MIFVSS3
Ground (for microcomputer I/F)
8
XRST
I
System reset terminal
9
S MON
I
Servo signal monitor
10
VB MON
I
Voltage monitor of UNREG power supply
11
12 VREF MON I Clear reference voltage monitor
SET KEY 1
SET KEY 2
Set key detection 1
15 VL MON I VL voltage monitor
16
HIDC MON
I
Not used (connected to ground)
17
WK DET
I
Set KEY WAKE detection
18
REC KEY
I
Not used (connected to RMC VDD)
19
HALF LOCK SW
I
Signal input for OPEN SW detection
20
RMC KEY
I
Remote control key detection
21
AVDD
Power supply (for the analog circuit block)
22 AVSS
Ground (for the analog circuit block)
23 VDIOSC
Power supply (for OSC cell)
24
OSCI
I
Input to the Xtal oscillator circuit
25
OSCO
O
Output from the Xtal oscillator circuit
26
VSIOSC
Ground (for OSC cell)
27
DAVDD
Built-in DAC VCC
28
VREFL Built-in DAC VREF (L-ch)
29
AOUTL
O
Built-in DAC (L-ch) output
30
AOUTR
O
Built-in DAC (R-ch) output
31
VREFR
I
Built-in DAC VREF (R-ch)
32
DAVSS
Ground (for the built-in DAC)
33
ASYO
O
Playback EFM duplex signal output
34 ASYI I Playback EFM comparison slice level input
35
AVD1
AVDD
36
BIAS
I
Bias input for the playback EFM comparison
37
RFI
I
Playback EFM RF signal input
38
AV S1
AV SS
39 PCO O Phase comparison output for the playback EFM system master PLL
40
PDO
O
Phase comparison output for the analog PLL
41
FILI
I
Filter input for the playback EFM system master PLL
42 FILO O Filter output for the playback EFM system master PLL
43 CLTV I Internal VCO control voltage input for the playback EFM system master PLL
44 PEAK
I
Peak hold signal input of the light amount signal
45 BOTM
I
Bottom hold signal input of the light amount signal
46 ABCD I Light amount signal input
13
14
I
I
Not used (connected to RMC VDD)
I
Not used (connected to ground)CHG MON