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13.7. TUNER (REPD0032A)
Note:
Marked $ (spare) parts are not assembled
* Optional Parts
DMR-EX75EG/EC
DMR-EX85EG
TUNER
REPD0032A
SCHEMATIC DIAGRAM
AUDIO_OUT
GUARD_A
R7810
*
TP7804
R7811
*
C7815
*
AUDIO_OUTM
C7814
*
ACTIVE_ANT
+
C7822
*
D7801
*
D7802
*
LB7803
*
R7809
*
C7821
*
L7800
*
C7820
*
C7813
*
G
TP7809
R7803
*
R7804
*
G
R7801
*
R7802
*
Q7801
*
TP7812
Q7800
*
IC7800
*
1
VSS
2
VIN
3
VOUT
5
ON/OFF
4
NC
C7800
*
G
ANT_SHORT
EC
+
+
+
ANT_POWER
TP7803
G
SCL_M
GUARD_I2C
GUARD_I2C
SDA_M
DIG_IF2
DIG_IF2
DIG_IF1
GUARD_IF
DIG_IF1
VB
GUARD_V
VIDEO_OUT
VIDEO_OUT
AFT_OUT
AFT_OUT
GUARD_SIF
SIF_OUT
SIF_OUT
SCA
SCL
BTL
+B
MB
38V
TU_P_ON_H
5V
BOOSTER
5R8V
DIG_AGC
C7802
C7804
TP7810
TP7811
C7816
IC7801
1
Vout
2
NC
3
Cn
4
GND
5
Cont
6
NC
7
NC
8
Vin
G
LB7800
R7805
R7800
*
LB7801
C7809
C7811
G
C7819
C7818
G
G
TU7800
*
ACTIVE_ANT.
1
MB
4
+B
7
BTL
8
RFAGC
10
SCL
11
SDA
12
AUDIO_OUT
13
SIF_OUT
14
NC
15
AFT_OUT
16
VIDEO_OUT
17
VB(VIF)
18
DIG._AGC
19
DIG._IF
20
DIG._IF
21
TP7806
C7806
R7807
C7812
TP7802
TP7801
C7805
R7808
C7803
C7817
G
C7801
R7806
TP7808
LB7804
G
D7800
LB7802
C7808
TP7805
G
G
G
CN7800
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
G
C7810
C7807
TP7807
GND
ANT_POWER
ANT_SHORT
BOOSTER_5V
GND
SDA
SCL
UNREG_38V
X_SW_5R8V
TU_P_ON_H
AFC
SIF_OUT
AUDIO_OUT
VIDEO_OUT
GND
I]
IF_OUT[-]
IF_AGC
DMR-EX75EG / DMR-EX75EC / DMR-EX75EB / DMR-EX85EG / DMR-EX85EB
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