Sony DSR-20MD Service Manual page 32

DSR-20MD/20MDP
RP-228 (REC/PB AMP) SCHEMATIC DIAGRAM • See page 4-7 for RP-228 printed wiring board.
1 2 3
RP-228 BOARD (1/2)
REC/PB AMP
A
-REF.NO.:3,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
CN103 30P
CL750
A1
B XMECHA_CS_D1 30
CL751 A2
DRAM-BNK 29
CL752 A3
TBC-REN 28
R1
JSWP 27
CL168 R2
XME_MP 26
CL169
RF 5V 25
RF 5V 24
CL753
5V 23
CL754
RP 3.1V 22
C
RP 3.1V 21
CL755
PBRF 20
CL756
ATF GAIN 19
GND 18
GND 17
CL770
TO CM-56 BOARD (1/2)
PBRF PSV 16
CN003
GND 15
(SEE PAGE 4-101) A4
CL757
SP SI 14
D
A5
CL758
SP SO 13
A6
CL759
SP SCK 12
A7
CL760
SP CS MWCHA 11
A8
CL761
MO_RST 10
A9
TRKD 9
A10
FLTD 8
CL762
MECA STB DA 7
M3
E
MECHA SCK 6
CL763 M2
MECHA SI 5
CL764 M1
MECHA SO 4
D36
CL765
SCOD WINDOW 3
CL766
M3
AV_AREA 2
CL767
DX_PLL_ERR 1 M1
F
CN775 20P
CL100
D12
TCK 1
CL101
TMS 2 D14
CL102
D65
TDI 3
GND 4
CL106
TRACK_ID 5
CL822 R1
JSWP 6
G
CL819
GND 7
CL818
RF_MONITOR 8
CL109
RF_VCC2
VCC2 9
CL108 R3
AGC_IN 10
CL107 RF_VCC1
FOR CHECK VCC1 11
CL105
R4
EQ_IN 12
CL817
R5
LOCK 13
CL821 R6
H
REF_OUT 14
CL820 R7
ENV_OUT 15
GND 16
CL103
D15
TDO 17
CL824
C1ERP 18
A10
FLTD 19
GND 20
I
CN102 30P
GND 1
A2
DRAM-SANK 2
A3
TBC-REN 3
R1
J
JSWP 4
A10
FLTD 5
A9
TRKD 6
GND 7
A1
MECHA_CS_D1 8
M1
MECHA_SO 9
M2
MECHA_SI 10
CL833
M3
MECHA_SCK 11
K A8
A6
MO RESET 12
A7
XCS_MECHA 13
A5
TO JC-19 BOARD (8/18) GND 14
A6
CN411 A4
SP_SCK 15
A5
(SEE PAGE 4-34)
SP_SO 16
A4
SP_SI 17
CL845
EEPROM_XBUSY 18
CL846
L
EEPROM_RST 19
CL847
XCS_EEPROM 20
R8
CL872
RECA2 21
CL873 R9
RECA1 22
R10
CL874
PLLFRP 23
R11
CL875
CLKDLY 24
C1ERP 25
CL789
DREF 26
D7
M
GND 27
D36
SCOD_WINDOW 28
CL870
PLL_SRC 29
05 SP RST 30
D17
CL871
REC/PB AMP
RP-228 (1/2)
• See page 4-119 for waveforms.
4 5 6 7 8
R703
100
C701
C706
8200p
3900p
B
Q773 0
2SB624-T1BV4
0.7
3 CL785
R701
R702
R0.6/ 2200
4700
P3
R774 Q701
R3/ L770
47k 2SC4851-TL
P0.1
10uH
R776
C783
C784
560 10u
0.01u
4V
R3/P0.1
R10
R0/ 8 7
P2.6
C770
10u
R5 R0.5/P2.2
4V
IC771
R0.1/P2.3
C771 R0.1/P2.3
3.1 C776
0.01u
47p
3.1 1608 R0.1/P2.3
V11 1.3 CH
F
1.9 R0.1/P2.3
R779
V10 V7
2.4
150k
1.7 R0/P1.2
V6
1.6
V5 R780 1.3
0 C777
47p 22k
2.3
V4
CH
3
2.5
V3
0.4
1.6
V9 V2
1.2
C778
1.3
V8 V1
1.2 0.01u
1.2
17 18 19 20 21 22 23 24
IC771
MB88346LPFV-G-BND-ER
C781 0.01u
C780 0.01u
C779 0.01u
Q774
2SB624-T1BV4
C796
R1.1/P5 CL786
5 0.01u
R790 L774
10uH
47k
R5/P4.3
24 23
R789
1800
CL807
R5/P4.3
R0.6/P2.6
IC770
Q775
IC770
UN9211J-(TX).SO
AK6440AM-E2
3.1
3.1
3.1
3.1
2.9
C772
2.7
0.1u
R0/P2.8
1 2
4-11
9 10 11 12
R707
100
C703
C705
8200p
3900p
B B
B
0
C702 C704
0.7
3300p 3300p
B
B
R705
R708
R704 R706
2200
120
120 4700
Q702
2SC4851-TL
R9
R14
6 5 4 3 2 1
R787
240
C799
C793
150p
0.1u
CH
IC773 R0.6/P2.8 B
CXA1762Q-T4 L776
R0.1/P1.8 R788 240 10uH
IC773
R0.6/P2.8
R0.1/P1.8 C794
C803
0.1u
150p
R0.6/P3 B
CH
R1.2/P1.5
R786 470
R0/P1.5
R1
L105
10uH
C791
0.01u
C787 R772
XX 0
3216
4V
RF_VCC2
R3
R784 R785 C789
XX XX 0.01u
CL808
C788
10u
10V
22 21 20 19 18 17
L773
10uH
R1.1/P5
IC772 R0.6/P3
2
IC772
CXD2302Q-T4
R12
0.1
C797
1
0.1u
R0.6/P3
C798
0.01u
3 4 5 6 7 8
C795
10u
16V
aluminum
13 14 15 16 17
Q777 Q784 Q109
2SD2216J-QR(TX).SO 2SB1462J-QR(TX).SO 2SD2216J-QR(TX).SO
Q776 R0.6/ R858 0
2SD2216J-QR(TX).SO
P3 390
R825
47k
R0.6/P2.4
FL770 0
R794 C833
R0.6/
390 0.01u CL782
R120 P5.5
R0.6/ R0.1/ C774
0 0.1u
P2.4 P1.8 L781
100uH
R0.1/P1.8 R0.1/
P1.8 R0.3/P1.2
CL810
R797 R806
R793 R826
1k
3300 3300 C830
33k
0.1u
Q105
2SD2216J-QR(TX).SO 12 11 10 9 8 7 6 5 4 3 2 1
R117 0
68
C118
R118 0
R6.3/P4.3
XX
10k C819
F
0.01u
2.5
4
2.5
C821
R791
330 0.1u CL809
R6.3/P4.3
C822
0.1u R5.7/P3.3
FL771 IC775
C823 CXA2023R-T4
0.1u
8 10 11 12
7 9 IC775
CL860 R6.2/P4
R6.4/P4.6 3
C824
6 5 4 3 2 1
0.01u
4.9
R798 4.9
330
4.9
CL861
C817 R6.3/P3.9
C813 C825
10u
0.01u 470p
10V
25 26 27 28 29 30 31 32 33 34 35 36
C827
0.01u
R808
C831
1k
10u
6.3V C839
CH
C834
8p
0.01u C828
0.01u
L782
100uH
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
Y/CHROMA
Ref.signal
PB
4-12
18 19 20
1-1
1-2
RF_5V
5V
1-3
1-4
RP_3.1V
1-5
1-6
1-7
GND
RP_3.1V
1
RF_VCC1
TO RP-228 BOARD (2/2)
R137
(SEE PAGE 4-13)
68
R4
R138 C137
10k XX
F
C842
0.1u
R1
R8
R3/P0
CL783
4.9
C843
0.033u
R0.1/P4.9 C847
0.01u
R0.1/P4.9
C848
C844
10u 10V
4.9
0.033u
1-8
5
R7
R6/P4.7
R6
R6/P4.5
CL771
R0.6/P0.2
R814 470k
R6.2/P5.8
R815
470k
R6.2/P6
C845
1000p
SL
GND
1-9
RP_3.1V
1-10
1-11
PB