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18.9. VIF Decoder Schematic Diagram (For DMR-E95HEB)
F
C0721
33P
E
D PK0701
DU7402-19 1
IC0701
DU7402-20 2 C1AB000019
(MAIN NET SECTION)
DU7402-21 3
0
DU7402-22 SIF OUT 4 R0742
4.9
TO MAIN P.C.B.
DU7402-23 AFC S-CURVE 5 470
1.6
DU7402-24 TUNER VIDEO 6
5.1
DU7402-25 REG 5V 7
DU7402-26 8 R0743
82
DU7402-27 GND 9
4.3
R0741
Q0702 2.2
220
2SB0709A0L
(AMP)
C
R0704
1M
B
R0719
4700
C0728
56P
PP0701
(TO TUNER UNIT)
A 4MHz
AGC
1
2
IF 3
C0711 R0715
GND 4 22K
16V22
1 2 3 4 5
65
C0714 C0713
1 6V100 R0729 R0701
10K 0
R0725
100
C0712
R0728 0.1
0
R0740
C0721 470
33P C0706 R0726
0.033 3300 R0711
51
C0707
C0727 C0732 50V C0725
39P 100P 0.47 12P
R0748 270
R0747
C0702 C0724 270 R0702
1K 0.01 100K
2.7 1.9 2.6 5.1 2.3 0.7 2.3 3.4 3.4 1.3 4.9
1 2 3 4 5 6 7 8 9 10 11 12
5V
AGC EQ AMP
+ FLL AFT
SIF
AMP APC VCO
FM
DET 1ST SIF
AMP
IC0701 SW
DET
C1AB00001924
TRAP VIDEO
DET 1ST
AMP AGC
SIF
AMP
DEEM
IF RF
VIF AGC AGC
AMP
24 23 22 21 20 19 18 17 16 15 14 13
3.6 2.7 2.8 2.3 2.8 2.8 5.1 1.8 4.2 1.8
C0701 C0703 R0705 C0704 R0738
50V1 50V1 3900 0.068 0
R0708 C0709 R0707 VR0701 C0710
22K 0.01 39K 10KB R0703 C0705 0.01
R0704 1K 0.1
1M
K0709
0
10 8 7 6
R0719
4700 X0704
VLF1495
C0730
22P 1 2 3 4 5
L0701
22u
X0701 L0703
J0B4155A0003 3.3u
R0715
22K NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
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-E95HEB
VIF Decoder Schematic Diagram
5 6 7 8 9
65
18.10. VIF Decoder Schematic Diagram (For DMR-E95HEG)
PP0701
(TO TUNER UNIT)
4MHz 1
AGC 2
F IF
GND
3
4 C0730
R0735
100 R0734
16V22 6800
C0703 R0711
0.01 5600
R0727
100
X0706
C0728 C0717 L0706 EFCKK9453D
50V0.1 0.01 150u
1 2 3 4 5
D0703
E MA3Z080E0L C0706
0.01
R0710 L0707
22K 150u
R0709 C0705 C0707
22K 0.01 0.01 C0743 C0742
18P 47P
L0705
150u
D0701
MA3Z080D0L
R0707 L0704
22K 150u
R0706
22K
D
C0701 L0703
0.01 0.68u
C0702
150P
L0702
0.18u
IC0701
C0704 X0704 C1AB00001598
27P J0B4045A0002
C PK0701
4.4
DU7402-19 IIC CLOCK 1
4.2
DU7402-20 IIC DATA 2
(MAIN NET SECTION)
0
DU7402-21 TUNER AUDIO 3
0.2
DU7402-22 SIF OUT 4
TO MAIN P.C.B.
0.2
DU7402-23 AFC S-CURVE 5 R0708
1.0
DU7402-24 TUNER VIDEO 6 5600
5.0
DU7402-25 REG 5V 7
DU7402-26 8
DU7402-27 GND 9 C0729 R0732 C0723 C0722
0.01 1K 16V100 0.1
2.7 X0707
EFCKG3958M
B Q0703 2.1
2SB0709AWL C0708
1 2 3 4 5
(AMP) 0.01
C0738
39P
A
NOTE:DO NOT USE PART NUMBER SHOWN ON THIS SC
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDERING.WHEN YOU ORDER A PART,PLEASE R
1 2 3 4 5
66
R0724
150
4.5 C0739
Q0702 1.6
47P
2SD0601ASL
(AMP) 0 R0733
1.0 39K
C0741 1.1
0.01
R0738
0 C0734
3 4 5 1500P
QR0702
B1GBHBHH0002
(SWITCHING)
R0713
180
742 C0721 C0720 C0733 R0726 C0719 C0740
P 0.01 0.01 50V0.22 560 0.47 0
1.9 1.9 4.4 0.1 5.0 1.5 1.8 0.1 2.6 4.4 0
24 23 22 21 20 19 18 17 16 15 14 13
OUTPUT2 VP A GND
DIGITAL
RC VCO VCO
CONTROL
AFC
DETECTOR
VIDEO
VIF-PLL TRAPS
4.5 TO
6.5MHz
VIF-AGC
SIF-AGC TUNER
C0701 AGC
C1AB00001598
SINGLE REFERENCE
QSS MIXER/
INTERCARRIER MIXER
AND AM-DEMODULATOR
NARROW-BAND AUDIO PROCESSING IIC-BUS
FM-PLL DETECTOR AND SWITCHES TRANSCEIVER
OUTPUT1 D GND
1 2 3 4 5 6 7 8 9 10 11 12
2.0 2.0 0.1 2.5 2.5 2.5 2.4 1.2 4.2 4.4 2.1
3 4 5
C0709 C0710 C0714 C0712 R0750 R0757
0.01 0.01 0.01 0.47 5600 7500
R0741 C0725
0 50V2.2
C0715 C0716 C0726
0.01 390P 1500P
C0735 R0722 R0717 R0755 R0756 R0737
0.01 5600 5600 100 100 100
VR0701
EVNCYAA03B14
DMR-E95HEG
HOWN ON THIS SCHEMATIC DIAGRAM FOR VIF Decoder
A PART,PLEASE REFER TO PARTS LIST. Schematic Diagram
5 6 7 8
66
18.11. Nicam Decoder Schematic Diagram
C7335 C7305
0.1 6V100
IC7302
F TO PK7701
C0EAH0000051
(RESET)
MAIN P.C.B.
(MAIN NET)
PK7301
SIF 1
GND 2 IN G OUT
TU AUDIO IN 3 1 2 3
4
5 L7303 LB7303
6 G0C1R0JA0019 J0JCC0000080
JC 5V 7
C7303 C7306 C7334
6V100 0.01 50V2.2
E
C7311
100P
R7304
100
C7301 R7301
0.1 0 C7302 0
D
TO PK7702
MAIN P.C.B.
(MAIN NET)
PK7302
SCL 1
SDA 2
3
DECODER AUDIO(R) 4
GND 5
DECODER AUDIO(L) 6
C C7309 C7310 C7308 C7307
100P 100P 10P 10P
R7317 0
R7319
0
B
A
1 2 3 4 5
67
K7302 0
K7301 0
R7322 K7305 0
0 K7303
0
C7330 X7301
8200 H0D245500016
C7332
0.1
C7329
0
R7307
0
22 21 20 19 18 17 16 15 14 13 12
TEST1
VDDA2
VSSA2
ADDR2
1 REF
TEST2
TP3
XTALI
XTALO
ADDR1
PCLK
7304
00
23 SIF2 TP1 11
C7333 0.1
24 VREF1 NICAM 10
25 SIF1 TP2 9
26 CRESET VDEC2 8
27 VSSA3 VSSD2 7
LB7301
J0JCC0000124
28 VDDA3
IC7301 VDDD1 6
C1AB00001404(NICAM/A2)
R7324 100 C7323
1000P
29 SCL VSSD1 5
R7325 100
30 SDA VSSA1 4
31 SDO/LPF VDDA1 3
C7324
0.1
32 WS/AF20 OUT R 2
SYS CLK/CTRIG
33 SCK/AF21 OUT L 1
MONO IN
V REF2
VDDD3
VSSD3
OUT M
VSSA4
EXTIR
EXTIL
P1
P2
34 35 36 37 38 39 40 41 42 43 44
R7312 R7313
220 220
R7311 C7317
TL7302 220 16V47
TL7303
R7309
10K
R7314
0
TL7301
LB7302 C7313 C7312
J0JCC0000124 C7318 16V10 16V10
16V10
R7315 C7314
0 0.1
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM DMR-E95HEB/EG
FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. Nicam Decoder Schematic Diagram
5 6 7 8
67