Pioneer VSX-C100-K, Руководство по обслуживанию

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VSX-C100-S
64
1 2 3 4
1 2 3 4
C
D
F
A
B
E
Pin Function
CS493292 (DSP ASSY: IC1201)
• Mai DSP Microcomputor
Pin Function
NJU3712M (FRONT ASSY: IC4202)
• Expansion IC
No. Pin Name I/O Function No. Pin Name I/O Function
1 VD1
−
Digital power supply (+2.5V) 23 VD3
−
Digital power supply (+2.5V)
2 DGND1
−
Digital GND 24 DGND3
−
Digital GND
3 AUDATA3
−
Not used 25 SCLKN1 I Bit clock input
4 EMWR O External memory WR 26 LRCLKN1 I LR clock input
5 EMOE O External memory OE 27 SDATAN2 I Audio data input
6 SCDIN I Microcomputer communication data input 28 SCLKN2 I Bit clock input
7 SCCLK I Microcomputer communication clock input 29 LRCLKN2 I LR clock input
8 EMAD7
I/O
External SRAM and P2ROM
communication data
30 CLKIN I Master clock input (27MHz)
9 EMAD6 31 CLKSEL I Master clock control (L)
10 EMAD5 32 FILT2
I PLL circuit connection pins
11 EMAD4 33 FILT1
12 VD2
−
Digital power supply (+2.5V) 34 VA
−
Analog power supply (+2.5V)
13 DGND2
−
Digital GND 35 AGND
−
Analog GND
14 EMAD3
I/O
External SRAM and P2ROM
communication data
36 RESET I Reset pin (L: Reset)
15 EMAD2 37 DD
−
Not used
16 EMAD1 38 DC
−
Not used
17 EMAD0 39 AUDATA2 O Audio data output (LFE/C)
18 CS I
Chip select of microcomputer
communication
40 AUDATA1 O Audio data output (SL/SR)
19 SCDOUT O
Data output of microcomputer
communication
41 AUDATA0 O Audio data output (FL/FR)
20 INTREQ O Microcomputer communication request 42 LRCLK I LR clock of audio output data
21 EXTMEM O Output enable of external memory 43 SCLK I Bit clock of audio output data
22 SDATAN1 I Audio data input 44 MCLK I Audio master clock (Not used)
No. Pin Name I/O Function
1 LED1 O LED display DOLBYDIGITAL
2 LED2 O LED display DTS
3 LED3 O LED display MPEG AAC/AUTO
5 LED4 O LED display PHONES/VIRTUL
6 LED5 O LED display PRO-LOGIC2
7 FM+ O To RDS circuit
14 LED6 O LED display ADVANCED
15 LED7 O LED display SOUNDMODE
Pin Function
BU4094BCF (DSP ASSY: IC1102)
• Expansion IC
No. Pin Name I/O Function
4 CA15 O For crystal DSP
5 CA16 O For crystal DSP
6 CA17 O For crystal DSP
7 CA18 O For crystal DSP
11 ADMD O To DSP mute circuit
12 Q7 O N.C.
13 Q6 O N.C.
14 Q5 O N.C.
Pin Function
M62446 (DSP ASSY: IC1409)
• Out
No. Pin Name Function
1 MVRATT -15dB or less: L
2 GAINSEL Pre-gain switch
3 SWBOOST Subwoofer boost
4 N.C. N.C.
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