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IC120 ZR36707TQC-N(READ CHANNEL)
IC BLOCK DIAGRAM & DESCRIPTION
DVDRFP
DVDRFN
RFSIN
MUX
ATT
ATOP
ATON
AIN
AIP
SIG R b7-4
ATT
4
RFC R b7-6
INPUT IMP SEL
2
SIG R b3
INPUT SEL
A
A
B
C
D
CD_A
B
CD_B
C
CD_C
D
CD D
PDC R b3
CD/DVD
MUX
GCA
GCA
GCA
GCA
GCA
GCA
GCA
GCA
W/LPF
W/LPF
W/LPF
W/LPF
SIG R b2-0
12dB is added
@high gain mode (CDR b5=1)
3
SIG R b2-0
12dB is added
@high gain mode (CDR b5=1)
4D
SUM
6dB is added
@high gain mode (CDR b5=1)
GCA
GCA
RFC R b2-0
3
CD _E
CD_F
12dB is added
@high gain mode (CDR b5=1)
GCA
GCA
RFC R b2-0
GCA
GCA
EQ
EQ
EQ
EQ
TRC R2 b3-0
3B
+/-4dB
4
Comp.
VC
TRC R2 b6-4
DPD EQ
3
3
TRC R b6
DPD COMP HYS ON
CD R b4
LD H/L
DVD PD
CD PD
CC R b5
APC SEL
DVD/CD
Dual A PC
LDON
CDLD
DVDLD
MEV
MEVO
MIN
MP
RFC R b5-4
INOUT IMP SEL
2
INPUT
BIAS
SSOUT
AGC
FCC R b6-0
FBC R b6-0
14
2
CA R b1-0
Env/Clamp
B+D
SUM
Amp.
A+C
Tenvb
2
CA R b3-2
SIGDET
Clamp & Env
Level
DAC
GCA +/-4dB
A+D
B+C
TOPHLD
TOPHLD
RESUM
+-3dB
CD R b5
High gain
PHASE
DETECTOR
PHASE
DETECTOR
AGCO
AGC BTM ENV
Tenvb
Pll
CTC R b5-4
MEVO SEL
2
MUX
Btm Env
Btm clamp
& clip
MUX
TOP HLD
TOP ENV
BTM HLD
BTM ENV
MRC R2 b7-0
droop rate
control
MRC R b6-4
Mirr Comp
ATT Level
ATT
ATT
MUX
MUX
ofset
MUX
MB
MLPF
GCA
Vref
CG R b5-4
Gain
CD R b7
LINKEN
LINK
CH R b7-6
Mirr Defect
Comp ATT
CONTROL
Signals
To each block
3
2
PDC R b3
CD/DVD
TRC R2 b7
CP/CN
Low Inp
CFR b4
CEFDB
TRC R b5-0
TR offset
6
3
CF R b2-0
CE-ATT
CF R b3
CEPOL
LPE
ATT
Pol.sel
Buf (-12dB)
MUX
LPE
SUB
Offset
cancel
CE R b4-0
CE offset
0+-8dB, 4bit
CTC R b3-0
CO gain
4
Offset
cancel
GCA
4
70kHz
LPF
Offset
cancel
5
CTC R b7
BCA DET
CB R b3-2
2
PIO R b4-0
Ploffset
FOC R b7-4
FS gain
4
AGCO
PROGRAMMABLE
EQUALIZER
FILTER
DIFFERENTIATOR
FULL WAVE
REC TIFIER
CG R b1
OUTPUTINHIBIT
FNP
FNN
DIN
DIP
RFAC
AGC
CHARGE
PUMP
RFC R b3
AGC HOLD
CD R b6
HLDEN
BYP
RX
FE
LPF
Offset
cancel
GCA
TOPHLD
70kHz
CC R b4-0
FE offset
5
4
+/-6db 4bit
FOC R b3-0
FO Gain
PII
SEL
SEL
DAC
COMP
CB R b1-0
CB R b5-4
TE MAS sel
2
CGR b0
OUTPUT IN HIBIT
2
PI
TPH
CE
DFT
RFDC
MNTR
LPC
CP
TE
V125
SDEN
V25
VC
LCN
CN
SDATA
SCLK
V33
MIRR
VPA
VPB
VNA
VNB
CC R b7
DISK DET
MUX
V33 for Output buff
SERIAL PORT
REGISTER
CD R b3
CD R b2
VCI for servo
for Ploutput ref.
CFR b7-5
TR Gain
3
V25/3
V25/2
VC
for TE, FE & CE output ret.
GCA
TE
RST
P1
FE
TE
CE
V25
V125
V25/3
PIO R b7-5
3
GCA
A2
B2
C2
D2
MON
SEL
Содержание DC-TS830WL
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