Pioneer DEH-MG2047, Руководство по обслуживанию

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DEH-MG2047ZF/XU/UC
72
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1 2 3 4
C
D
F
A
B
E
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Pin Functions (PD5890A)
Pin No. Pin Name I/O Function and Operation
1 STSMO O STS test output
2 SPDLFG I Spindle FG pulse input
3 TXTSO O TEXT control parameter serial output
4 TXTSI I TEXT data serial input
5 TXTSCK O TEXT clock output
6 BYTE I VCC connected
7 CNVSS I VSS connected
8 POWER O CD : +5V control output
9 CONT O CD : Servo driver control output
10
reset
I Reset input
11 XOUT O Crystal oscillating element connection pin
12 VSS1 GND
13 XIN I Crystal oscillating element connection pin
14 VCC Back up 5V
15
nmi
I Pull up
16 NC Not used
17 BRST I P–BUS reset input
18 TXTPACK I TEXT PACK interrupt input
19,20 NC O Not used
21 CAMOK I Cam operation sense 1 input
22 CAMLOAD I Cam operation sense 2 input
23 CAMCLMP I Cam operation sense 3 input
24
testin
I Test program start input
25 LOCK I CD : LSI spindle lock sense input
26 TXTSTB O TEXT parameter output
27 BRXEN I/O P-BUS : Reception enable input/output
28 BSRQ O P-BUS : Serial pole request output
29 BSO O P–BUS : Serial data output
30 BSI I P–BUS : Serial data input
31 BSCK O P–BUS : Clock output
32 NC O Not used
33 XSO O CD : LSI data output
34 XSI I CD : LSI data input
35 XSCK O CD : LSI clock output
36 VDCONT O VD control output
37 LCCONT O LCD drive voltage select output
38–44 NC O Not used
45 STSSL O STS IC latch output
46 NC O Not used
47 XAO O CD : LSI data discernment control signal output
48
xstb
O CD : LSI strobe output
49
xrst
O CD : LSI reset output
50
ccs
O Compression IC chip enable output
51
epcs
I/O EEPROM detect input , Chip select output
52 FOK I CD : LSI focus OK signal input
53 ELVCONT O ELV drive voltage select output
54–58 NC O Not used
59 STSWAQV O STS test output
60 VCC Power supply
61 STSDEC O STS test output
62 VSS2 GND
63 STSENC O STS test output
64 STSSTD O STS test output
65 STSSTC O STS test output
66 STSSTB O STS test output
67 STSSTA O STS test output
68–71 NC O Not used