Marantz SVYD18 Service Manual page 41

IC502: CXD1885Q
HFD
Data
HF
Slicer
Data-PLL
ASP ASP Serial I/F
PWM
TZC TC
ATC
JTAG
Mecha
Direction
GIO
control
ROM/RAM
Servo
A/D
singnal
No. Terminal Name I/O A/D
1 DVDD33 P
2 ALCR I
3 MSEL0 I
4 MSEL1 I
5 MA0 I/O
6 MA1 I/O
7 MA2 I/O
8 MA3 I/O
9 MA4 I/O
10 MA5 I/O
11 MA6 I/O
12 MA7 I/O
13 MA8 I
14 TESTSEL I
15 MD0 I/O
16 MD1 I/O
17 MD2 I/O
18 MD3 I/O
19 MD4 I/O
20 MD5 I/O
21 DVSS P
22 MD6 I/O
23 MD7 I/O
24 MALE I
25 MCS I
26 MWR I
27 DVDD33 P
28 MRD I
29 MRDY O
30 MINT O
31 SYSCK O
32 DVDD18 P
33 XI I
34 XO O
35 DVSS P
36 VDT7 O
37 VTD6 O
BCA
DVD
Demodulation
CD-DSP (DDCD)
VSTEM
Serial I/F
Spindle
DSP CMD/
RSP
Data
reg.
RAM
D/A
PWM
ICU Timer
Peri. CLK
Classifi cation
VDD & GND Digital 3.3V Power for I/O.
D MCU I/F Chip select input. (L: Reset)
D MCU I/F MCU I/F mode select 0.
D MCU I/F MCU I/F mode select 1.
D MCU I/F MCU Address input 0 / data I/O 0 <LSB>.
D MCU I/F MCU Address input 1 / data I/O 1.
D MCU I/F MCU Address input 2 / data I/O 2.
D MCU I/F MCU Address input 3 / data I/O 3.
D MCU I/F MCU Address input 4 / data I/O 4.
D MCU I/F MCU Address input 5 / data I/O 5.
D MCU I/F MCU Address input 6 / data I/O 6.
D MCU I/F MCU Address input 7 / data I/O 7.
D MCU I/F MCU Address input 8 <MSB>.
D MCU I/F TEST Select input.
D MCU I/F MCU data I/O 0 <LSB>.
D MCU I/F MCU data I/O 1.
D MCU I/F MCU data I/O 2.
D MCU I/F MCU data I/O 3.
D MCU I/F MCU data I/O 4.
D MCU I/F MCU data I/O 5.
VDD & GND Digital Ground.
D MCU I/F MCU data I/O 6.
D MCU I/F MCU data I/O 7 <MSB>.
D MCU I/F MCU Address latch signal input.
D MCU I/F MCU Chip Select signal input.
D MCU I/F MCU Write strobe signal.
VDD & GND digital 3.3V Power. (for I/O )
D MCU I/F MCU Read Strobe signal.
D MCU I/F MCU Ready signal. (L: Wait)
D MCU I/F MCU Interrupt signal. (L: Interrupt request)
D Clock Clock Monitor output.
VDD & GND Digital 1.8V Power. (Internal logic system power)
D Clock Crystal oscillation input.
D Clock Crystal oscillation output.
VDD & GND Digital Ground.
D VSTEM A/V MPEG data output 7.
D VSTEM A/V MPEG data output 6.
16/4M DRAM
ECC Core
Memory
manager
MPEG I/F
CD-ROM
DSP CLK/Mode
Header Dec.
Audio I/F
MCU I/F
(A/D : Analog/Digital, PU : Pull-up, PD : Pull-down, SMT=Schumitt )
Function
3-3
EDC
Video
Serial
Command
Audio
MCU
ICU
Servo
control
X'tal
VSTEM
PU PD SMT
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