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:REC SIGNAL
D4005 FROM TIMER SECTION XTMUTE IC7501- 63 QR4002-QR4005 Q4004 MUTE CIRCUIT FROM DIGITAL P.C.B. XDMUTE IC4408- 4 D4006 Q4006 MUTE Q4007 MUTE Q4009 MUTE Q4008 MUTE
:PB SIGNAL
JK3001 REAR JACK MIX L OUT2 7
LINE OUT (L) AV4 LINE OUT (R)
MIX R OUT2
6
5
IC3001
(AUDIO SIGNAL PROCESSOR) (SA1R)
IC4009
(BUFFER) FROM DIGITAL P.C.B. DIGITAL AUDIO BLOCK SECTION P9001 41 P9001 39 P7402 MIX L OUT DM P7402 MIX R OUT DM 2 6 1 7 56 64 DAC Rch DAC Lch a b c d e OUTPUT SELECT SWITCH (SA4R) a b c d BUFF. LPF MUTE AV1 Rch 72 AUDIO OUT Ch2(R) JK3901 21 PIN JACK 1 AV1 (TV) AUDIO OUT Ch1(L) 3
AV1 (TV)
JK3901 21 PIN JACK AUDIO IN ch2(R) 2 6 2 6 AUDIO IN ch1(L) AUDIO IN ch2(R) AUDIO IN ch1(L)
(SA3R) 52 60 53 61 AV1 Rch AV1 Lch AV2 Rch AV2 Lch (SA5R) 4.5V Max 5.6Vpp AUDIO SIGNAL AV3 Rch AV4 TUN BUFF. (SA2R) a b c d e a b c d e
AGC
ADC Rch AMP
ADC Rch
79
AV2 (DECODER/EXT)
BUFF. LPF MUTE AV2 Rch 74 AUDIO OUT Ch2(R) 1 AV2 (DECEODER/EXT) AUDIO OUT Ch1(L) 3
JK3002 FRONT INPUT JACK 3 2 1 5 4
LINE (Rch) AV3 (FRONT) AUDIO LINE (Lch/MONO)
50
(SA2L) 58 AV3 Lch a b c d e OUTPUT SELECT SWITCH (SA4L) a b c d BUFF. LPF MUTE AV2 Lch 73
AADC R
P7402 31
P9001 TO DIGITAL P.C.B. DIGITAL AUDIO BLOCK SECTION
(SA3L) JK3001 REAR INPUT JACK 2 51 AV4 Rch (SA5L) 3 LINE (Lch) 1 59 AV4 Lch AV4 TUN BUFF. (SA1L) a b c d e a b c d e
AGC
ADC Lch AMP
ADC Lch
78
AADC L
P7402 29
P9001
LINE (Rch) AV4 (REAR) AUDIO
BUFF. LPF MUTE AV1 Lch 71
TU7801 U/V TUNER (EG)ONLY AUDIO 14 OUT
IC7301
(NICAM/A2) PS7801 PP7401 PK7701 PK7301 5 3 MONO 43 IN R OUT 2 PK7302 PK7702 4 TUN Rch SCL SIF OUT 15 PS7801 PP7401 PK7701 PK7301 4 1 25 SIF L OUT 1 PK7302 PK7702 6 62 TUN Lch IIC BUS LOGIC SDA 88 89 IIC CLK IC7501- 28 IIC DATA IC7501- 29 FROM TIMER SECTION
54
5V
NICAM DECODER P.C.B.
2.3V 1.0V
76
RF OUT
MUTE
VCA
+ MIX
TUNER P.C.B.
JK3903 OPTICAL (DIGITAL AUDIO OUT) FROM DIGITAL P.C.B.
P9001 36
P7402
IEC OUT
7
DMR-ES20EG/EP/EE Analog Audio Block Diagram