Sony DPA-300 Service Manual page 76

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• IC2201
SYSTEM CONTROL (M30600M8-101FP) / MD BOARD (1/2)
Pin No. Pin Name I/O
1 LDIN O
2 LDOUT O
3 LIN. VOL. CE O
4 MIC. MUTE O
5 OUT-SW I
6 RMC I
7 REC-SW I
8 BYTE I
9 CNVSS I
10 XCIN I
11 XCOUT O
12 RST I
13 XOUT O
14 VSS —
15 XIN I
16 VCC —
17 NMI I
18 ATSY I
19 DINT I
20 POWER DOWN I
21 FOK I
TE
L 13942296513
22 WRPWR O
23 RMS O
24 SCTX O
25 DQSY I
26 DF-LATCH O
27 DA-RST O
28 XDRST O
29 XRST36 O
30 XLAT O
31 SWDT O
32 SRDT I
33 SCLK O
34 RECPB O
35 VOL. DATA O
36 — I
37 VOL. CLK O
38 STB O
39 RDY I
40 ALE O
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Loading motor control output
LINE input electronic volume control signal output
MIC input mute control signal output
Detection signal input from loading OUT switch
Remote control signal input
Detection signal input from loading OUT switch ("L" at REC position)
Not used (Fixed to "H")
Not used (Fixed to "L")
Clock signal input for watch (32 kHz)
Clock signal output for watch (32 kHz) (Not used)
System reset signal input
System clock output (10 MHz)
Ground
System clock input (10 MHz)
Power supply (+5 V)
Not used (Fixed to "H")
ATIP SYNC or SUBQ SYNC input from CXD2535CR
Interrupt signal input from MD encoder/decoder
Power down detection input (Power down at "L")
FOK signal input from CXD2535CR
Laser power switching signal output to CXD2535CR and optical block
Laser modulation switching signal output
Magnetic field head ON/OFF output
DIGITAL IN SUBQ SYNC input from CXD2535CR
Latch signal output to D/A converter
Reset signal output to A/D and D/A converter
Reset signal output to RF amplifier, CXD2535CR, MD encoder/decoder and motor driver
Reset signal output to ATRAC encoder/decoder
Latch signal output to serial bus
Write data output signal to serial bus
Read data input signal of serial bus
Clock signal output to serial bus
Record or playback switching signal output to CXD2535CR
Serial data output signal to electronic volume
Not used
Serial clock signal output to electronic volume
Strobe signal output to power supply circuit
Not used (Fixed to "H")
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