Denon DVD-2200, Service Manual, Page: 52 / 147

52
52
DVD-2200
Block Diagram
DVDRFP
DVDRFN
RFSIN
AT
O
P
AT
O
N
AIN AIP FNP DIN DIP RF
A
C
FNN
MUX
INPUT
BIAS
ATT
63
A 12
CD_A 16
B 11
CD_B 15
C 10
CD_C 14
D
CD_D 13
CD_E 18
CD_F 17
2
9
A2 3
1
SIGR b3
INPUT
SEL
RFCR b7-6
INPUT IMP
SEL
2 RFCR b5-4
INPUT IMP SEL
2
2
4
SIGR b7-4
ATT
62 61 60 59
AGC
FCCR b7-0
FBCR b6-0
PROGRAMMABLE
EQUALIZER
FILTER
DIFFERENTIATOR
AGCO
53 52
SSOUT
TENV
Clamp
& Env
Level
DAC
CAR b3-2
SIGDET
2
CAR b1-0
Env/Clamp
FULL WAVE
RECTIFIER
CGR b1
OUTPUT INHIBIT
55 54 57
56
AGC
CHARGE
PUMP
AGC HOLD
RFCR b3
B+D
A+C
A+D
B+C
MUX
D
C
B
A
GCA
GCA
GCA
GCA
GCA
GCA
GCA
GCA
W/LPF
W/LPF
W/LPF
W/LPF
SUM
Amp.
SIGR b2-0
12dB is added
@ high gain mode
(CDR b5=1)
12dB is added
@ high gain mode
(CDR b5=1)
6dB is added
@ high gain mode
(CDR b5=1)
3
3
4
RFCR b2-0
RFCR b2-0
TRCR2 b6-4
DPD EQ
TRCR2 b3-0
3B
PDCR b3
CD/DVD
GCA +/-4dB
Offset
cancel
LPF GCA
70kHz +/-6dB, 4bit
0-+8dB, 4bit
CTCR b3-0
CO Gain
+/-4dB
4
4
4
FOCR b7-4
FS Gain
CCR b4-0
FE offset
5
Offset
cancel
LPF
70kHz
PIOR b4-0
PI offset
FOCR b3-0
FO Gain
CER b4-0
CE offset
CFR b7-5
TR Gain
CBR b3-2
5
TOPHLD CTCR b7
BCA DET
COMP
CBR b1-0
Pll
SEL
SEL
BYP
49 RX
40 FE
38
PI
35
TPH
34
DFT
RFDC
DAC
2
Buff 61
CE 41
MNTR
TOPHLD
TOPHLD
Offset
cancel
GCA
GCA
4D
SUM
MON
SEL
PI
FE
TE
CE
V25
V125
V25/3
42
LCP
44
LCN
43
TE
CP
LPF
ATT
Pol sel.
buff (Ð12dB)
3
3
CFR b2-0
CE-ATT
CFR b3
CEPOL
+3dB
RESUM
GCA
GCA
GCA
7
CN
8
Offset
cancel
LPF GCA
SUB MUX
TE
RST
39
V125 36
V25
37
VC
20
SDEN 48
SDATA
47
SCLK
46
V33
45
TRCR b5-0
TR offset
6
CEFDB
CDR b3
PDCR b3
CD/DVD
TRCR2 b7
CP/CN
Low lmp
EQ
B2
4
C2 5
D2
CDPD
6
GCA
TRCR b6
DPD COMP HYS ON
GCA
GCA
PHASE
DETECTOR
PHASE
DETECTOR
EQ
EQ
EQ
3
3
VC
Comp.
V25/2
for TE, FE & CE output ref.
VC
VCI for servo input
SERIAL PORT
REGISTER
V33 for output buff
MIRR
27
LINK
VP
A
58
VPB
19
VNA
51
VNB
25 33
MB
29
MP
28
MLPF
30
MIN
31
MEV
O
32
MEV
CDR b7
LINKEN
CCR b7
DISK DET
CONTROL
Signals
To each block
MUX
Btm Env
Btm clamp
& clip
MUX MUX
Vref
CGR b5-4
Gain
MUX
Offset
MUX
MUX
BTM ENV
BTM HLD
TOP ENV
TOP HLD
MRCR b7-0
droop rate
control
Pll
AGCO
BENV
50
D
VDLD
21
CDLD
22
LDON
26
Dual APC
24
DVDPD
23
CCR b5
APC SEL
DVD/CD
CDR b4
LD H/L
ATT
HOLDEN
CDR b6
2
4
CAR b7-4
TE MASK SEL
2
PIOR b7-5
3
GCA
ATT
CGR b0
OUTPUT INHIBIT
SIGR b2-0
12dB is added
@ high gain mode
(CDR b5=1)
CDR b5
High Gain
2
CTCR b5-4
MEVO SEL
CHR b7-6
Mirr Defect
Comp ATT
MRCR b6-4
Mirr Comp
ATT Level
2
3
V25/3
CDR b2
for PI output ref.
A
G
C
BTM
ENV