Denon RCD-M40 Service Manual page 65

Block Diagram
TC94A92FG Block Diagram
SLCo
RFi VCO
PVREF
RVDD3
RVSS3
RF Ripple
RFRPi
DET.(RFRP)
Auto Gain
AGCi
Cont.(AGC)
DCoFC
RF-EQ
RFEQo
DC level
DET(RFDC)
RFo
RF
FNi2
FNi1
Focus
FEI
FPi2 Error
(FE)
FPi1
Bias circuit
VREF
PVREF RESiN
Reference
Voltage
gene.(VRO)
VRo
Reference
Voltage(APC)
Auto laser
LDo Power Cont.
(APC)
MDi
RFRP
FEI
TPi
SBAD
Tracking
Error
TEI
TNi
(TE&SBAD)
VREF
TEi
SRAM
512kbit
-
PLL
For
(4kw*128bit)
DSP-VCO
+
DSP
TMAX
PVREF
SRAM I/F
Synchronous
Subcode
guarantee EFM
decoder
decoder
4KB SRAM
CD monitor
Stepping
Motor
Control
Equalizer Output Control
5bit DAC PWM
SRAM
512kbit
Resume
(4kw*128bit)
I2C
round & limit round & limit
A3 A2 A1
MAC
ALU
AY AX MZ MY
register
X0/X1/X2
Y0/Y1/Y2
Y-Bus
X-Bus
C-Pointer Y-Pointer X-Pointer
register register register
4kw*11=44kw
(24bit) (24bit)
ERAM
CROM
Address Calc.
2sets
General I/O
UART
I/F
Pio8-14
IO_CTR
4
65
TC94A92FG
MCU I/F
Instruction
Decoder
40bit
1024w
A0
(40bit)
PRAM
4kw*9=36kw
MX
(40bit)
PROM
Program
Control
Bus
Switch
4kw 4kw 4kw
(24bit) (24bit)
YRAM XRAM
Digital out Audio out
DF
To AudioDAC
Pio7
Pio6
Pio5
Pio4
Pio3
Pio2
Pio1
Pio0
VDD1
VSS1
XVDD3
XVSS3
DVSS3L
Lo
DVDD3L
DVDD3R
Ro
DVSS3R
2009-05-27