Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD DMR-EH50 DSD0503040C2 doc b_aa
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:REC SIGNAL :PB SIGNAL
JK3001
REAR JACK
D4005 Q4006
MIX L OUT2
MUTE 7
FROM LINE OUT
TIMER XTMUTE QR4002-QR4005 Q4007 (L)
SECTION IC7501- 63 Q4004
MIX R OUT2
MUTE 6 AV4
MUTE D4006 Q4009 LINE OUT
CIRCUIT (R)
MUTE 5
FROM XDMUTE
DIGITAL IC4408- 4 Q4008
P.C.B.
MUTE IC3001
(AUDIO SIGNAL PROCESSOR)
IC4009
(BUFFER) (SA1R)
a JK3901
P9001 P7402 MIX R OUT DM DAC Rch BUFF. 21 PIN JACK
FROM 2 1 56 b
41 AV1 Rch AUDIO OUT Ch2(R)
DIGITAL c LPF MUTE 72 1
P.C.B. P9001 P7402 MIX L OUT DM DAC Lch
6 7 64 d
39 AV1
e
(TV)
OUTPUT AUDIO OUT Ch1(L)
3
JK3901 SELECT SWITCH
21 PIN JACK (SA3R) (SA4R)
AUDIO IN ch2(R) AV1 Rch
2 52 a a
AV1
b b
(TV) AUDIO IN ch1(L) AV1 Lch ADC Rch ADC Rch
6 60 c c AGC AMP 79
d d
AUDIO IN ch2(R) AV2 Rch
2 53 e
AV2
(DECODER/EXT) AUDIO IN ch1(L) AV2 Lch
6 61
(SA5R) (SA2R)
BUFF.
AV4 a
Max BUFF.
4.5V 5.6Vpp b
AV2 Rch AUDIO OUT Ch2(R)
TUN c LPF MUTE 74 1
d
JK3002 AV2
FRONT INPUT JACK AUDIO SIGNAL e
(DECEODER/EXT)
AUDIO OUT Ch1(L)
3
AV3 Rch
3 50
LINE 2
(Rch)
1
AV3 (SA2L)
AUDIO
(FRONT) AV3 Lch
5 58 a
LINE BUFF.
(Lch/MONO) b
AV2 Lch
4 c LPF MUTE 73
d
e
OUTPUT
SELECT SWITCH AADC R P7402 P9001
(SA3L) (SA4L) 31
JK3001 TO
REAR INPUT JACK a a DIGITAL
b b P.C.B.
ADC Lch ADC Lch AADC L P7402 P9001
c c AGC AMP 78
AV4 Rch 29
2 51 d d
LINE e
(Rch) (SA5L)
AV4 AUDIO AV4 Lch BUFF.
3 59 AV4
(REAR)
LINE (SA1L)
(Lch) TUN
1 a
BUFF.
b
AV1 Lch
c LPF MUTE 71
d
e
TU7801
U/V TUNER IC7301
(NICAM/A2)
EH50EG,
EH52EG
AUDIO 14 PS7801 PP7401 PK7701 PK7301 PK7302 PK7702 TUN Rch
38 MONO R OUT 2 54
OUT 5 3 IN 4
SCL IIC CLK
88 IC7501- 28 FROM
IIC BUS TIMER
PS7801 PP7401 PK7701 PK7301 PK7302 PK7702 TUN Lch LOGIC SDA IIC DATA SECTION
SIF OUT 15 25 SIF L OUT 1 62 89
4 1 6 IC7501- 29
5V
NICAM DECODER P.C.B. 2.3V
1.0V
EH50EB
AUDIO 2 PS7801 PP7401 RF OUT
IN 76 MUTE VCA +
16
MIX
QR7806,
7807
PS7801 PP7401 RFC A MUTE H FROM
MUTE IC7501- 75 TIMER
15 SECTION
TUNER P.C.B.
JK3903
OPTICAL
(DIGITAL AUDIO OUT)
FROM P9001 P7402 IEC OUT
DIGITAL 7
P.C.B. 36
DMR-EG50EB/EG/EP,EH52EG
Analog Audio Block Diagram
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