Pioneer VSX-84TXSi Service Manual page 299

5
CD4094BPW (DIGITAL MOTHER ASSY: IC203)
• Expansion 1 IC
Pin Function
No. Pin Name
4 XPDNAD AD IC reset H: Release the A/D reset, L: A/D reset
5 ADOSR AD Over sampling setting Over-sampling at analog L: 88.2/96kHz, H: Others
6 DDIRECT Digital Direct setting
7 XLSSN LSSN setting
11 XTL0 DIR XTL0 control
12 DACS2 DA chip select (for C,SW,S,SB ch )
13 MPCM Multi PCM input selection
14 XM XM input selection
CD4094BPW (DIGITAL MOTHER ASSY: IC211)
• Expansion 2 IC
Pin Function
No. Pin Name
4 DS_2_32 32 bit transmission setting (Not used, "L" fixing)
5 MRXM XM input setting to DA
6 DACS3 DA chip select (For +2 ch)
7 USB(RST3) USB select (3rd DSP reset: plan)
11 DAX(SP3) DSP3 CS output
12 DSD DIRECT DSD Direct setting
13 XON DSP X'tal ON/OFF control Crystal clock control of DSP H: 06 High model, L: 05 middle model
14 XIEEE 1394 input select
5
6
Pin Function
H: When add a SW signal to the front in analog stage, L: Don't add
Pin Function
VSX-74TXVi
6
7
7
8
A
Active
L
H
H
H
H
L
H
B
H
Active
H
C
H
L
H
H
H
H
L
D
E
F
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