Functional Block Diagram - Denon DVD-2910 Service Manual

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FUNCTIONAL BLOCK DIAGRAM

LRCK
Audio
BCK
Data Input
DATA
MUTE
RST
MSEL
MDO
MDI
Function
Control
MC
MS
ZEROL
ZEROR
Detect
TE
L 13942296513
SM8701BM (IC113)
MLEN/R2 1
P/S 2
V 3
DD
GND 4
XTO 5
XTI 6
GNDP 7
V P 8
DD
V 3 9
DD
MO 10
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I/F
8
Oversampling
Digital
Filter
and
Function
Control
I/F
System
Zero
Clock
Manager
SM8701BM Terminal Function
Pin No.
20 MCK/R1
19 MDT/R0
18 RSTN
17 SO3
16 V O
DD
GNDO
15
14 SO2
13
SO4
12
SO1
11 MON
x ao
y
i
Note: 1. Schmitt trigger input with pull-down resistor
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8
Current
Segment
DAC
and
I/V Buffer
Advanced
Bias
Segment
and
DAC
Vref
Modulator
Current
Segment
DAC
and
I/V Buffer
Power Supply
Q Q
3 6 7 1 3
Pin Name I/O
Control signal input.
1
1 MLEN/R2 Ip In serial mode: latch enable signal
In parallel mode: sampling rate select signal
Mode select signal.
1
2 P/S Ip
LOW: serial mode, HIGH: parallel mode
 5V supply (Digital block)
3 V
DD
 Ground (Digital block)
4 GND
5 XTO O Reference signal crystal oscillator element connection
Reference signal crystal oscillator element connection
6 XTI I
or external clock input
 Ground (PLL block)
7 GNDP
 5V supply (PLL block)
8 V P
DD
 3.3V supply (output buffer)
9 V 3
DD
10 MO O 27 MHz fixed-frequency output
11 MON O 27 MHz fixed-frequency output (inverted)
12 SO1 O 33.8688 MHz fixed-frequency output
13 SO4 O 768fs output
14 SO2 O 256fs output
 Ground (output buffer)
15 GNDO
 3.3V supply (output buffer)
16 V O
DD
17 SO3 O 384fs output
2
18 RSTN Ip LOW-level reset input
Control signal input.
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1
19 MDT/R0 Ip In serial mode: control data input signal
In parallel mode: sampling frequency select signal
Control signal input.
.
1
20 MCK/R1 Ip In serial mode: clock signal
In parallel mode: sampling frequency select signal
2. Schmitt trigger input with pull-up resistor
75
DVD-2910/955
2 9 9 4 2 8
V OUT L−
V OUT L+
D/S and Filter
V COM
V OUT R+
V OUT R−
D/S and Filter
1 5 0 5 8 2 9 9 4
Function
m
co
9 9
2 8 9 9