Yamaha MDX-596, Руководство по обслуживанию

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MDX-596
MDX-596
31
No. Pin Name I/O
55* P37 O
56* P36 O
57* P35 O
58* P34 O
59* P33 O
60* P32 O
61 P31 O
62 Vcc I
63 INNSW I
64 GND
65 L3 DATA O
66 L3 MODE O
67 L3 CLK O
68* P24 O
69* P23 O
70 PCNT0 O
71* LAST O
72 LD ON O
73 A/B O
74 SBSY O
75* DAP ON O
76* DFS0 O
77* DFS1 O
78 P12 O
79 P11 O
80 XRST O
81* AD MUTE O
82 LD+ O
83 LD- O
84* MUTE O
85* RAST O
86* TEST2 I
87* TEST1 I
88* TEST0 I
89 AVCK3 I
90 AVCK2 I
91 AVCK1 I
92 DTEMP I
93 MINF I
94* TEST K1 I
95* TEST K2 I
96 GND
97* NC
98 VREF
99 AVcc
100 PR I
The * marked terminal is a terminal which is not connected externally (open terminal).
IC1401 : iX0324AW
MD System Microprocessor
Function
Input/output port P37
Input/output port P36
Input/output port P35
Input/output port P34
Input/output port P33
Input/output port P32
Input/output port P31
+3.15V
Pick innermost track detect input
GND
L3 DATA (soft serial communication, with 2 modes, LSB first)
L3 MODE (soft serial communication, with 2 modes, LSB first)
L3 CLK (soft serial communication, with 2 modes, LSB first)
Input/output port P24
Input/output port P23
PCNT0 output
LAST
LDON output (H: ON)
ANLPTR output
ADPON output (for CK)
DAPON output (for CK)
DFS0 output
DFS1 output
Input/output port P12
Input/output port P11
XRST (system reset output)
ADMUTE output (for CK)
Loading motor + side control output
Loading motor - side control output
MUTE output
RAST
TEST 2 (special mode select 2)
TEST 1 (special mode select 1)
TEST 0 (special mode select 0)
AVCK3 (motor driver power supply monitor input)
AVCK2 (AD/DA block 3.1V monitor input)
AVCK1 (head circuit power supply monitor input)
DTEMP (temperature detect input)
MINF (by disc type / REC input)
TEST K1 (test key input 1)
TEST K2 (test key input 2)
GND
Unused
+3.15V
+3.15V
Playback/recording reset input