Denon DVD-3910 Service Manual page 73

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1
DVDRFP
2 MUX
DVDRFN
RFSIN
63
2
SIGR b3
INPUT RFCR b7-6
SEL INPUT IMP
SEL
A
A 12
B
CD_A
16
C
B 11
D
CD_B 15
MUX
C 10
CD_C 14
D 9
CD_D 13
PDCR b3
CD/DVD
TE
L 13942296513
6dB is added
@ high gain mode
(CDR b5=1)
CD_E 18 GCA
CD_F 17 GCA
RFCR b2-0
12dB is added
@ high gain mode
(CDR b5=1)
3 GCA
A2
B2 4 GCA
C2 5 GCA
6
D2 GCA
RFCR b2-0
CDR b4
LD H/L
23
DVDPD
24
CDPD
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AGC
INPUT
ATT
BIAS
4
2
SIGR b7-4
RFCR b5-4
ATT
INPUT IMP SEL
SSOUT
2
CAR b1-0
Env/Clamp
TENV
B+D
W/LPF
GCA
SUM
W/LPF Amp.
GCA
A+C
W/LPF
GCA
W/LPF
GCA
SIGR b2-0
12dB is added
@ high gain mode
(CDR b5=1)
GCA
A+D
GCA
GCA
B+C
GCA
3
SIGR b2-0
12dB is added
@ high gain mode
(CDR b5=1)
4D
SUM
RESUM
+/-4dB
GCA
3
4
TRCR2 b3-0
High Gain
3B
Comp.
EQ
PHASE
DETECTOR
EQ
EQ
PHASE
DETECTOR
EQ
VC
3
3
TRCR b6
TRCR2 b6-4 DPD COMP HYS ON
DPD EQ
CCR b5
AGCO
APC SEL
DVD/CD
CTCR b5-4
MEVO SEL
Btm Env
Dual APC
MUX
26 22 21 50 32 31
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53 52 55
FCCR b7-0
FBCR b6-0
PROGRAMMABLE
EQUALIZER
FULL WAVE
FILTER
RECTIFIER
DIFFERENTIATOR
AGCO
Clamp
& Env
2 Level
DAC
CAR b3-2
SIGDET
70kHz
LPF
GCA +/-4dB
4
FOCR b7-4
PIOR b4-0
5
FS Gain
PI offset
70kHz
Offset
LPF
cancel
CTCR b7
BCA DET
CBR b3-2
Buff
CTCR b3-0
CO Gain
TOPHLD
Offset
cancel
TOPHLD
0-+8dB, 4bit
4
CER b4-0
CE offset
Q Q
3 6 7 1 3
+3dB
CFR b2-0 3 LPF
CE-ATT ATT
Pol sel.
CFR b3
buff (Ð12dB)
CEPOL
CDR b5
MUX
LPF
PDCR b3 TRCR2 b7
CP/CN
CD/DVD
Low lmp
for PI output ref.
CHR b7-6
Mirr Defect
Comp ATT
MRCR b6-4
CONTROL
MRCR b7-0
Mirr Comp
Signals
droop rate
2
ATT Level
To each block
control
3
ATT
TOP HLD
2
MUX
ATT
TOP ENV
MUX
Offset
MUX
BTM HLD
Btm clamp
Vref
BTM ENV
& clip
MUX
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DVD-3910
2 9 9 4 2 8
54 57
HOLDEN
AGC HOLD
CDR b6
RFCR b3
CGR b1
OUTPUT INHIBIT
AGC
CHARGE
PUMP
CCR b4-0
FE offset
5
+/-6dB, 4bit
Offset
GCA
cancel
4
FOCR b3-0
Pll
FO Gain
TOPHLD
COMP
SEL
DAC
2
2
CBR b1-0
CGR b0
OUTPUT INHIBIT
SEL
4
2
CAR b7-4
GCA
TE MASK SEL
PI
FE
TE
MON
CE
1 5 0 5 8 2 9 9 4
SEL
V25
V125
V25/3
3
PIOR b7-5
SUB
Offset TE
GCA
cancel RST
6 3
CFR b7-5
CEFDB TRCR b5-0
TR offset TR Gain
for TE, FE & CE output ref.
V25/3 V25/2
CDR b2
VCI for servo input
VC
CDR b3
SERIAL PORT
REGISTER
V33 for output buff
CCR b7
CGR b5-4
MUX
DISK DET
Gain
CDR b7
m
LINKEN
33 27 58 19 51 25
co
9 9
56
BYP
49 RX
40
FE
38
PI
35
TPH
34 DFT
61
RFDC
41
CE
42
MNTR
2 8 9 9
44
LCP
43 LCN
7
CP
8
CN
39
TE
36
V125
37 V25
20
VC
48
SDEN
47
SDATA
46
SCLK
45 V33