Text preview for : scd_a47.pdf part of Panasonic DRM-E50 Panasonic DRM-E50 service manual
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A B
C A19 A25 A20 A26
R3983 100K
R3984 100K
Q3910 2SD132800L
(AUDIO MUTE)
R3981 820
Q3909 2SD132800L
(AUDIO MUTE)
R3982 820
Q3908 2SB1218A
(AUDIO MUTE) D
D3903 MA3Z142D0RG 2 3 1
R3977 10K
R3978 10K
QR3909 UNR521100L
(AUDIO MUTE)
LB3901 J0JGC0000020
C3901 0.01 A27 A28 A29
C3902 6V47
C3903 10V220
C3905 10V220
C3907 10V220
C3904 16V22
C3906 16V22
16
15
14
13
12
11
10
C3908 16V22
9
75
75
75
IC3902 C9ZB00000282
(BUFFER)
6dB
6dB
6dB
1
2
3
4
5
6
7
8
A1
A2 A3 R3967 1500
E R3969 3300 R3902 15K
Q3906 2SB0710A0L
(AV1 PB(L):ON) R3968 68
F
QR3913 UNR521200L
(RGB(H):ON)
R3962 10K
Q3905 2SD132800L
R3901 10K G H (BLANKING OUT)
QR3908 UNR521200L
(BLANKING (L):OFF)
B14 I
J
12
13
14
15
DMR-E50EB/EG/GCS Scart Schematic Diagram 16
NOTE:DO NO IN THE PA
17
76
A17
A18
A5
A4
A21 AV2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 AUDIO OUT CH2(R) AUDIO IN CH2(R) AUDIO OUT CH1(L) GND(A) GND AUDIO IN CH1(L) BLUE AV2 +12V GND -/CONTROL GREEN -/DATA GND GND RED/C IN BLANKING GND GND VIDEO OUT VIDEO IN/Y IN GND
D3906 MAZ4051NMF C3954 470P C3953 470P R3988 1K R3987 47K C3951 47P C3952 47P R3989 1K R3928 75
R3990 47K
D3905 MAZ4051NMF
LB3911 J0JGC0000020 A10
ZA3903 VMC1450 1
2 3
4 5
6 7
8 9
10 11
12 13
14 15
16 17
18 19
20 21
AV2
JK3904 K1FB121A0003
(DECODER) ZA3904 VMC1450
LB3907 J0JGC0000020
R3923 470 A25 R3922 470 A26 C3956 100P C3955 100P A9 A8 A7 A22
R3927 75 R3926 75 R3925 75
AV1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
AUDIO OUT CH2(R) AUDIO IN CH2(R) AUDIO OUT CH1(L) GND(A) GND AUDIO IN CH1(L) BLUE PB +12V GND -/CONTROL GREEN -/DATA GND GND RED/C OUT BLANKING GND GND VIDEO OUT/Y OUT VIDEO IN GND
A15
LB3908 J0JGC0000020
A16
A24
R3992 1K C3960 47P
R3994 47K
R3993 1K
C3957 470P
C3958 470P
R3935 75
C3959 47P
R3991 47K
B14 B13 A11
D3901 MA2C165001VT
R3924 470
ZA3901 VMC1450 1
2 3
4 5
6 7
8 9
10 11
12 13
14 15
16 17
18 19
20 21
AV1
JK3905 K1FB121A0003
(TV)
LB3913 J0JGC0000020
L
)
LB3912 J0JGC0000020
ZA3902 VMC1450
R3929 470 A13 R3930 470 A14 C3961 100P C3962 100P A27
R3931 75
R3932 75
R3933 75
L
UT)
A28
A29
A23
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
18
19
20
21
DMR-E50EB/EG/GCS Scart Schematic Diagram 22
76
14.16. VIF Decoder Schematic Diagram
F
R727 0 C707 50V2.2 R717 470 R740 1K C721 39P T701 E50EB:EQV5EC083P E50EG/GCS:EQV5EC082P 6 C717 3.3 4 C719 0.1 C708 50V 0.47 1 2 3 C724 E50EB:330P E50EG/GCS:220P
R
R711 180
R745 3.3M
E
1
2
3
4
5
6
7
8
9
10 A
11 B
12
BPF LPF VCO FLL
D
IC701 C1AA00000606
+ BPF LIM AMP
EQ AMP
TRAP
AMP SW FIL CONT +
VIDEO DET
+
APC DET IST SIF DET
+
AGC
FM DET DEEMPHP S PLL
VIF AMP
IF AGC
IST AMP RF AGC
AFT AMP
C
24
23
22
21
20
19
18
17
16
15
14
13
D702 ERJ6GEY0R00V R705 4700 R708 10K C703 1 C701 1 C702 1000P C714 1
C704 0.033
C712 0.1
R707 39K VR701 EVNCYAA03B14
C713 6V330
R719 4700
R729 10K
B
R715 22K
10 L701 E50EB:ELJNAR22JF E50EG/GCS:G1CR33J00002 (E50EG/GCS Only) K701 ECJ1VC1H680J 1 2
8
7
6 X704 E50EB:VLF1495 E50EG/GCS:VLF1493 CRYSTAL OSCILLATOR C711 16V22
3
4
5
K703 X701 E50EB:J0B4155A0003 E50EG/GCS:J0B4045A0002
1
2
3
4
5
A
K709 C710 0.01 L703 E50EB:ELJNA1R8JF E50EG/GCS:ELJNA2R2JF
1
2
3
4
5
77
R713 0
C724 E50EB:330P E50EG/GCS:220P
(E50EB Only) R701 100K R728 0
R742 150
R741 220
Q702 2SD0601ASL
R725 100
R730 10K R729 10K (E50EG/GCS Only)
TO TU7401 PK701 9 GND 8 VIDEO MUTE 7 VIF 5V 6 VIDEO OUT 5 AFC 4 SIF OUT 3 2 1
C715 E50EB:12P E50EG/GCS:3P
K707 PP701 4 3 2 1
GND IF AGC 4 MHz
IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
DMR-E50EB/EG/GCS VIF Decoder Schematic Diagram
5
77
6
7
8
14.17. Nicam/Decoder Schematic Diagram
C7335 0.1
C7305 6V100
F
TO PK7701 MAIN P.C.B. (MAIN NET) PK7301 SIF GND TU AUDIO IN
IC7302 C0EAH0000051
(RESET)
SW 5V
1 2 3 4 5 6 7 C7303 6V100
IN 1 L7303 G0C1R0JA0019 LB7303 J0JCC0000021
G 2
OUT 3
C7306 0.01
C7334 50V2.2
E
C7311 100P R7304 100
C7301 0.1
R7301 0
C7302 ERJ3GEY0R00V
D
TO PK7702 MAIN P.C.B. (MAIN NET) PK7302 SCL SDA TU AUDIO(R) GND TU AUDIO(L)
R7324 10 1 2 3 4 5 6 C7309 100P C7310 100P C7308 10P C7307 10P
R7325 10
C
B
R7319 0
A
R7317 0
NOT DO FOR
1
2
3
4
5
78
K7302 0
K7301 0
R7322 0
K7303 0
K7305 0
C7330 ERJ3GEYJ822V C7332 0.1
X7301 H0D245500016 C7329 ERJ3GEY0R00V
R7307 0 22
TEST1
21
VDDA2
20
VSSA2
19
ADDR2
18
1 REF
17
TEST2
16
TP3
15
XTALI
14
XTALO
13
ADDR1
12
PCLK
23 SIF2 C7333 0.1 24 VREF1
TP1 11
NICAM 10
25 SIF1
TP2 9
26 CRESET
VDEC2 8
27 VSSA3
VSSD2 7
28 VDDA3 R7324 100 29 SCL R7325 100 30 SDA
IC7301 C1AB00001404(NICAM/A2)
LB7301 J0JCC0000112 VDDD1 6 C7323 1000P
VSSD1 5
VSSA1 4
31 SDO/LPF
VDDA1 3 C7324 0.1
32 WS/AF20
SYS CLK/CTRIG
OUT R 2
33 SCK/AF21
OUT L 1
VDDD3/CID MONO IN V REF2 VSSD3 VSSA4 OUT M EXTIR EXTIL
P1
34
35
36
37
38
39
40
41
42
P2
43
44
R7312 220
R7313 220
TL7302 R7309 10K
R7311 220
C7317 16V47
TL7303
R7314 0 TL7301 LB7302 J0JCC0000112 C7313 16V10 C7312 16V10
C7318 16V10
R7315 0
C7314 0.1
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
DMR-E50EB/EG/GCS Nicam/Decoder Schematic Diagram
5
78
6
7
8
14.18. Front (L) Schematic Diagram
E
D
C
TO P7501 MAIN P.C.B. (TIMER SECTION) P7001 CPN 2Y IN GND CPN 2C IN GND LINE 2V IN L2 C SDET GND L2 IN(L) GND L2 IN(R) GND POW LED
KEYIN3(R) KEYIN3(L) KEYIN2(R) KEYIN2(L) N SW 5V IR
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
< N SW 5V > R7011 33 IR7001 PNA4618M13VT (REMOTE CON.SENSOR) 1 2 3 POWER S7003 EVQ11G07K R7001 390
B
POWER D7001 LNJ201LPQJA
QR70 UNR2
C7001 1
(POWE K7002 ERJ3GEY0R00V
A
N
1
2
3
4
79
JK7001 K1U413A00005 FRONT A/V JACK
(R)
(L)
(V)
(S)
1 C7003 0.1
2
3
4
5
6
7
8
9
10
11
12
13
C7006 220P
C7005 220P
C7010 47P
C7009 47P
R7002 1K
LB7004 J0JCC0000103
LB7003 J0JCC0000103
LB7005 J0JCC0000103
LB7002 J0JCC0000103
R7010 75
R7008 75 C7004 0.01
R7009 75
R7001 390
WER 01 201LPQJA
QR7001 UNR221400L
(POWER LED DRIVE)
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
LB7001 J0JCC0000103
DMR-E50EB/EG/GCS Front (L) Schematic Diagram
4
79
5
6
7