Marantz NR1605/U1B Service Manual page 145

Pin Pin Name
PA1/A1/PO17/
100
TIOCA6/TIOCB6
PA0/A0/BC0#/PO16/
101
TIOCA6
102 PE7/IRQ7-A/D15
103 PE6/IRQ6-A/D14
104 PE5/IRQ5-A/D13
105 PE4/D12
106 PE3/D11
107 PE2/D10
108 PE1/D9
109 PE0/D8
110 PD7/D7
111 PD6/D6
112 PD5/D5
113 PD4/D4
114 P64/CS4#-B
115 P63/CS3#-A/CS7#-A
116 P62/CS2#-A/CS6#-A
P61/CS1#/CS2#-B/
117 CS5#-A/CS6#-B/
CS7#-B
P60/CS0#/CS4#-A/
118
CS5#-B
119 PD3/D3
120 PD2/D2
121 PD1/D1
122 PD0/D0
123 P97/AN15
124 P96/AN14
125 P95/AN13
126 P94/AN12
127 P93/AN11
128 P92/AN10
129 P91/AN9
130 VSS
131 P90/AN8
132 VCC
133 P47/IRQ15-B/AN7
134 P46/IRQ14-B/AN6
135 P45/IRQ13-B/AN5
136 P44/IRQ12-B/AN4
137 P43/IRQ11-B/AN3
138 P42/IRQ10-B/AN2
139 P41/IRQ9-B/AN1
140 AVSS
141 P40/IRQ8-B/AN0
142 VREF
143 AVCC
P05/IRQ13-A/TMO3/
144
RxD4/TCK
Symbol I/O
CLK MUTE O
PRE MUTE O
E FACT RST O
NC O
REQ SOMI I
ISEL A I
ISEL B I
VOL CLK1 O
VOL DATA O
NC O
NC O
NC O
ASO DET I
DC DET I
NC O
TRIGGER OUT O
E SPI CS O
Hi-B RL O
NC O
DIRECT LED O
M-DAX LED O
FL CLK O
FL DATA O
NC(THERMAL C
O
RESERVE)
NC(THERMAL D
O
RESERVE)
THERMAL A I
THERMAL B I
MAIN POWER O
CPU POWER O
AMPSIGDET I
VSS -
MODE I
VCC -
MIC DET I
H/P DET I
KEY3 I
KEY2 I
KEY1 I
E SPI REQ I
NC O
AVSS -
CURRENT DET I
VREF -
AVCC -
NC I/I/I
CEC
Pu/Pd STBY STOP
STBY
L L L
L L L
Pd L L L
L L L
I L I
I I I
I I I
L L L
L L L
L L L
L L L
L L L
I I I
SW3VPu
I I I
SW3VPu
L L L
L L L
N3VPu L L L
L L L
L L L
L L L
L L L
L L L
L L L
I L I
I L I
I L I
SW3VPu
I L I
SW3VPu
L L L
L L L
I L I
- - -
I I I
- - -
I I I
I I I
M3VPu I I I
M3VPu I I I
M3VPu I I I
Pd I L I
L L L
- - -
I L I
- - -
- - -
M3VPu -/-/I -/-/I I
145
Function
A.PLD MUTE control pin (MUTE Active="H")
PRE OUT MUTE control pin
ETHERNET communication control pin(Factory
Reset)
NC
MAIN-SUB ucom communication control pin
Input Selector rotation detection pin(Rotary
encoder)
Input Selector rotation detection pin(Rotary
encoder)
FUNCTION / VOLUME control pin (R2A15218)
FUNCTION / VOLUME control pin (R2A15218)
NC
NC
NC
ASO PROTECT detection pin
DC PROTECT detection pin
NC
TRIGGER OUT control pin
ETHERNET communication control pin
HIGH B RELAY control pin
NC
DIRECT LED Control pin
M-DAX LED Control pin
VFD control pin
VFD control pin
NC(THERMAL C RESERVE)
NC(THERMAL D RESERVE)
HEAT PROTECT-A detection pin
HEAT PROTECT-B detection pin
MAIN POWER control pin
CPU INTERFACE POWER SUPPLY
(SWM3.3V & SWM5V) control pin (POWER
ON: H , CEC ON STANDBY: H)
AMP SIGNAL detection pin
GND
Destination detection pin
+3.3V
MIC detection detection pin
Headphone detection detection pin
Button input 3
Button input 2
Button input 1
ETHERNET communication control pin
NC
GND
AMP CURRENT detection pin
Reference voltage (+3.3V) input pin for A/D
port
+3.3V
Unused