Onkyo PR-SC886 Service Manual page 120

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MICROPROCESSOR TERMINAL DESCRIPTIONS -2
Q7001: M3087BFLBGP
Pin No. Pin Name
ROMCLK
51
52 (NETRESUME)
53 SPRLFB
54 FEPM
55 SPRLZ2
56 Z3MUTE
57 Vss
58 Z2MUTE
59 Vcc
60 SBZ2MUTE
61 AMUTE
62 SPRLSB
63 SPRLCS
64 SPRLF
65 FCS
66 (DAMPRSV)
67 (DAMPINT)
68 FSWPOWER
69 SELSTB
70 SELDAT
71 SELCLK
72 ~VOLRST
TE
L 13942296513
73 ~VOLMUTE
74 Vcc
75 ~VOLCS
76 Vss
77 VOLSDO
78 VOLCLK
79 ~DSP3INT
80 ~DSP3RST
81 ~DSP2INT
82 ~DSP2RST
83 ~DSP1INT
84 ~DSP1RST
85 ~DACRST
86 DIRINT
87 ~DIRRST
88 DIGSDI
89 DIGCLK
90 DIGSDO
91 Vcc
92 PROTECT
93 Vss
APOWER2
94
95 APOWER1
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96 MEQMUTE
97 VPOWER
98 MPOWER
.
99 VOLH
100 THERMAL2
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I/O Act.
O CLK
O L
O H
I H
O H
O H
I ---
O H
I H
O H
O H
O H
O H
O H
I H
O H
O H
O L
O H
O H
O CLK
O L
O L
I ---
O L
I ---
O H
O CLK
I L
O L
I L
O L
I L
O L
O L
I H
O L
I H
O CLK
O H
I ---
I H
I ---
O H
O H
I H
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O H
O H
i
I A/D
I A/D
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2 9
8
Description
E2PROM serial clock output
Not used
Front-B Speaker relay control
Connect to Vss
Zone2 Speaker relay control
Zone3 mute control
GND
Zone2 mute control
Power supply(+3.3V)
Surround Back/Powered Zone2 mute control
Main audio mute control
Surround Back Speaker relay control
Center/Surround Speaker relay control
Front Speaker relay control
Connect to Vcc
Not used
Not used
Control output to NJU7312
Audio input selector IC Strobe output
Audio input selector IC data output
Audio input selector IC clock output
Q Q
Volume IC reset control
3 6 7 1 3 1 5
Volume IC mute control
Power supply(+3.3V)
Volume IC chip select
GND
Volume IC serial data output
Volume IC serial clock output
3rd DSP BUSY detect input
3rd DSP reset
2nd DSP BUSY detect input
2nd DSP reset control
1st DSP BUSY detect input
1st DSP reset control
DAC reset control
DIR Error detect input
DIR reset control
DIR/DSP/DAC serial data input
DIR/DSP/DAC/FLD serial clock output
DIR/DSP/DAC/FLD serial data output
Power supply(+3.3V)
PROTECT detect input
GND
Main power transformer control output2
Main power transformer control output1
3rd DSP Audyssey mute detect input
co
Video circuit power control output
Middle power trans control output
.
Power Amplifier output voltage detect
Thermal sensor voltage input
TX-SR876/SA876
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9