Yamaha MDX-E100, Руководство по обслуживанию

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MDX-E100
MDX-E100
29
No. Pin Name I/O
55* P37/A15 O
56* P36 O
57* P35 O
58 EEPRO O
59 EPCS O
60 EEPD I/O
61 EEPK O
62 Vcc I
63* P30 O
64 GND
65 L3 DATA O
66 L3 MODE O
67 L3 CLK O
68* P24 O
69* P23 O
70 PCNT0 O
71* PCNT1 O
72 LD ON O
73 A/B O
74 SBSY O
75* DAP ON O
76* DFS0 O
77* DFS1 O
78 DIG EX O
79 DIG CD O
80 XRST O
81* AD MUTE O
82* EMPH O
83* DAMUT O
84 MUTE O
85 DOUTM 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 HINF I
98 VREF
99 AVcc
100 S80 I
The * marked terminal is a terminal which is not connected externally (open terminal).
IC1401 : iX0290AW
MD System Microprocessor
Function
Input/output port P37
Input/output port P36
Input/output port P35
EEPRO (E2PROM protect cancel)
EPCS (E2PROM chip selector output)
EEPD (E2PROM serial data output)
EEPK (E2PROM serial clock output)
+3.15V
Input/output port P30
GND
L3 DATA (soft serial communication, 2 modes provided, LSB first)
L3 MODE (soft serial communication, 2 modes provided, LSB first)
L3 CLK (soft serial communication, 2 modes provided, LSB first)
Input/output port P24
Input/output port P23
PCNT0 output
Input/output port
LDON output (H: ON)
ANLPTR output
ADPON output (for CK)
DAPON output (for CK)
DFS0 output
DFS1 output
DIG EX output (for CK)
DIG CD OUTPUT (for CK)
XRST (system reset output)
ADMUTE output (for CK)
EMPHA output (for CK)
DAMUTE output (for CK)
MUTE output
DOUTM output (for CK)
TEST2 (special mode select 2)
TEST1 (special mode select 1)
TEST0 (special mode select 0)
AVCK3 (special mode monitor input)
AVCK2 (AD/DA section 3.1V monitor input)
AVCK1 (DOUT section 5V monitor input)
DTEMP (temperature detect input)
MINF (for each disc type/REC input)
TEST K1 (test key input 1)
TEST K2 (test key input 2)
GND
HINF (mechanical unit position/head position)
+3.15V
+3.15V
Input/output port