Pioneer DVR-RT501-S Service Manual page 45

5
QQ
3 7 63 1515 0
3.9
1
4.9 2.1 2.6 4.1 3.2
52 51 50 49 48
C-VCC
320FH
VX01
VCO
P R
REC
REC PB
AFC
APC APC
BEFORE
R P
AFTER
BGA
R P
3.58M
BPF2
Main B-UP
CONV AMP
ACC
AMP
TE P P R
L 13942296513
ACC
4.21M
DET
BPF
Sub
P R
CONV
P
R
DETAIL
CLAMP
ENH
NL NL
EMPHA EMPHA
FM
MOD
R-EQ
NORMAL
TEST
DOUBBLE
LINE
REC
AMP
FM-EQ
FM PB
P R AGC FM EQ
REC
AMP MUTE
PHASE PHASE
AUTO
EQ
BIAS EQ
Q-ADJ
fo-ADJ
9 10 11 12 13
2.3 0.8 4.8 1.1 1.1
B
3
www
4
.
CAUTION: DIGITAL TRANSISTOR
5
http://www.xiaoyu163.com
L105
4.9
22uH 0305
BUFFER
Q109
3.3 KTC3875S_Y_RTK
C142
6.3V 47 KA
C143
0.1 F
R127 C141
680K 0.01 B
W832
NC
3.3 3.2 4.9 4.9 1.2 2.2 0.8
47 46 45 44 43 42 41
CLOCK
ALWAYS VDD 4Fsc
0
5V
VSS
SLD
B PLL
1.6
TIMMING OUT
OUT
0
DRIVER AUTO-BIAS
VSS
2.6
CCD CLAMP
IN
BGA
BGA
2.5
CNC
VCA
3.2
PB VCA
AMP
3.3
CLAMP
B.D
P 2.6
VCP
3.58M
2.3
BPF1
1
2
3
PB-C 4.1
REG
4V
VIDEO
AGC
YNR/COMB
2.3
R
1/2
BAL 2.3
N.L.
FBC TC1
PB-C
DEEM
P
Y-LPF 2.1
R
Y/C
NC1
P
NC
R MIX
R
P
1.6
AGC
TC2
2.0
QV/QH 6DB
FM SUB
LIM
DEM LPF
0.3
SYNC
SEP
MAIN
0
DE-EM
V.SYNC
SEP
4.9
S-EQ
P R
P R
Y-VCC
VHS SOPB
3.2
MAIN 2.1
FM
S B
EMPHA
AGC
Y-GND
DET
FIL FIL
14 15 16 17 18 19 20
1.4 2.0 0 2.6
2.6 0.2 2.8
NC
V.ENV
TP101
NC
x ao
y
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6
8
BUFFER
Q107
KTA1504S_Y_RTK
1.6
0 2.2
R124
82k
C133
1 B
C137
1 B
C134
1 B
C138
1 B
C172
Q Q
3 6 7 1 3
50V 10
NA
C139
0.1 F
C173
C135
25V 10 KA
50V 0.22 KA
C140
C136 25V 10 KA
R121
16V 22 KA
1K
5
C132
2.8
R120
BUFFER
50V 1 KA
Q106
1K
2.1 KTA1504S_Y_RTK
0
BUFFER
Q108
KTA1504S_Y_RTK
4.9
4.4 BUFFER
Q110
KTC3875S_Y_RTK
0.9
R130 C157
220 1 B
R134
220K
u163
RECORD COLOR SIGNAL
RECORD LUMINANCE SIGNAL
.
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
PLAYBACK COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
DVR-RT501-S
6
7
2 9 9 4 2 8
FSC
FROM/TO TUNER/JACK
R122
100K
TU_V_OUT
1 5 0 5 8 2 9 9 4
F/R_V_IN
DVD_V_OUT
VCR_V_OUT1
C.SYNC
DUMMY_V.SYNC
L104
P.CON+5V
22uH 0305
4.9
2.6
1.9
m
co
7
8
9 9
A
FROM/TO AV SW
DVD_V_OUT
VCR_V_OUT1
F/R_V_IN
B 7/7
B
FSC
TU_V_OUT
B 3/7
FROM/TO SYSCON
Y/C_CLK
Y/C_DATA
Y/C_CS
DUMMY_V.SYNC
V.REC_ST-H
C.ROTARY
CH_A_MUTE-H
CTL-
CTL+
H.AMP_SW
COMP
C
ENV.DET
H.SW
C.SYNC
SYNC
B 2/7
2 8 9 9
D
E
F
B 1/7
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