Yamaha CRX-E500 Service Manual page 29

No. Device Name
—–
50 P44/CS0
51 P43/A19
52 P42/A18
53 P41/A17
54 P40/A16
55 P37/A15
56 P36/A14
57 P35/A13
58 P34/A12
59 P33/A11
60 P32/A10
61 P31/A9
62 V
CC
63 P30/A8(/–/D7)
64 V
SS
65 P27/A7/(/D7/D6)
66 P26/A6/(/D6/D5)
67 P25/A5(/D5/D4)
68 P24/A4(/D4/D3)
69 P23/A3(/D3/D2)
70 P22/A2(/D2/D1)
71 P21/A1(/D1/D0)
72 P20/A0(/D0/–)
–—
73 P17/D15/INT5
–—
74 P16/D14/INT4
–—
75 P15/D13/INT3
76 P14/D12
77 P13/D11
78 P12/D10
79 P11/D9
80 P10/D8
81 P07/D7
82 P06/D6
83 P05/D5
84 P04/D4
85 P03/D3
86 P02/D2
87 P01/D1
88 P00/D0
––
89 P107/AN7/KI3
––
90 P106/AN6/KI2
––
91 P105/AN5/KI1
––
92 P104/AN4/KI0
93 P103/AN3
94 P102/AN2
95 P101/AN1
96 AV
SS
97 P100/AN0
98 V
REF
99 AV
CC
———
100 P97/AD /S 4
TRG IN
Source Circuit
Program Diagram I/O
Name Name
pTest0 O Test port
pSysIn SYSCONI I System control (In)
pSysOut SYSCONO O System control (Out)
pFEOF FEOF O Feed Off
K0 I Key input
K1 I Key input
K2 I Key input
pK2 KD2 O Key scan
pK1 KD1 O Key scan
VCC – +5V
pK0 KD0 O Key scan
VSS – GND
pMute /MUTE O Analog Mute
pPUDRV_OnOff /DRV O Driver standby control
pMM1_CW MM1+ O Carriage motor drive
pMM1_CCW MM1– O Carriage motor drive
pMM2_CCW MM2– O Drawer motor drive
pMM2_CW MM2+ O Drawer motor drive
pMechaSW8 RVS I Slider reverse position SW
pMechaSW7 FWD I Slider forward position SW
pMechaSW6 O/C I Drawer open/close detect SW
pMechaSW4 D1 I Carriage number SW
pMechaSW5 D2 I Carriage number SW
pMechaSW3 HOME I Carriage home position SW
pMechaSW2 EX I Carriage Extra position SW
AVSS GND
VREF +5V
AVCC +5V
pSUBQ SUBQ I MN35511 serial I/F input (SUBQ)
Contents
H: OFF L: ON
H: OFF L: ON
H: OFF L: ON
H: OFF L: ON
H: Not scan L: Scan
H: Not scan L: Scan
H: Not scan L: Scan
Always low
H: Mute OFF L: Mute ON
H: ON L: Standby
H: Drive L: OFF
H: Drive L: OFF
H: Drive L: OFF
H: Drive L: OFF
H: OFF L: ON
H: OFF L: ON
H: OFF L: ON
H: ON L: OFF
H: ON L: OFF
H: ON L: OFF
H: ON L: OFF
Always low
Always High
Always High
CDC-E500
Logic Other
Di
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