D-Amp, Volume, Led & Headphone Circuit - Panasonic RF-D10EG Service Manual

10.3. D-AMP, VOLUME, LED & HEADPHONE CIRCUIT
1 2
SCHEMATIC DIAGRAM - 2
A
B
D-AMP CIRCUIT
P606A*
C
TO
RT_P
1
VOLUME
RT_N
2
CONTROL CIRCUIT
RV_P 3
(P606B*) RV_N
4
B
IN SCHEMATIC GND
5
DIAGRAM - 2
CN601
RL106
3.3V
22
GND 21
GND 20
GND 19
VCC
18
VCC 17
AC_DET 16
P_ON 15
KEY1 14
C
A
TO ASP_VDD 13
MAIN CIRCUIT KEY0 12
KEY_POW
(RL106*, RL122*) 11
LCH 10
IN SCHEMATIC
MUTE 9
DIAGRAM - 1
RCH 8
RT_P
7
RT_N 6
RV_P 5
RV_N 4
RESET
3
TOOL0 2
GND 1
D
RL122
TO CHASSIS GND W25
E
F
C
VOLUME CIRCUIT
3
S822
TUNE/SELECT
G
2
1
3
S821
VOLUME
2
1
H
NOTE: " * " REF IS FOR INDICATION ONLY
1 2
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3 4 5
: +B SIGNAL LINE
ROD ANTENNA
JK600 A
TO
CP101*
MAIN CIRCUIT
(CP101*, CP103*)
CP103*
IN SCHEMATIC
DIAGRAM - 1
C603
1000P
C654
1P
P606B*
B
TO
1
RT_P
D-AMP CIRCUIT
2 RT_N
(P606A*)
3 RV_P
RV_N
4 IN SCHEMATIC
R821 1K
5 GND
DIAGRAM - 2
3 4 5
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6 7 8
C609
C643 1
330
R606
MUTE
2.2
R602
2.2K
4 3 2 1
IC601
QR601
C1BB00000947
B1GKCFJN0004
AMPLIFIER
REGULATOR
5 6 7 8
4 3
C610 R607
330
5 2
C608
6 1
47
C606 C607
R641
47 1000P
C644
R638
1
10K
R603
2.2K
Q609
B1ABCF000176
LCH C628
100
SWITCH
Q604
8 7 6
RCH
B1ABCF000020
MUTE SWITCH
C636 R621
47 27K
9 10 11
R622
27K
R642
C623
R625 R628 C624
100
1K 1000P
Q605 0.22
2.2K C629
B1ADCF000063 100
MUTE SWITCH
C630
1000P
R627
R626
10K
22K R632
1K
R645
0
QR608
C634 R629 C647
D601
2.2 10K 330
B0BC4R0A0066
B1GBCFJN0009
R630 R631
0 0
D
LED CIRCUIT
A
TO
P607*
MAIN CIRCUIT
1 LCD1 (CP401*, CP402*)
LCD2
2
IN SCHEMATIC
DIAGRAM - 1
6 7 8
38
9 10 11
F
CN602
TO
POWER KEY
1 TOP KEY CIRCUIT
KEY0
2 (P800*) IN SCHEMATIC
3 KEY1
DIAGRAM - 3
4 GND
RCH
5
E
LCH TO
6
7 HP_OPEN HEADPHONE CIRCUIT
C612 C613 C614
2.2
8 GND (P830*) IN SCHEMATIC
1000P 1000P 1000P
DIAGRAM - 2
C625
47 100
C652
0.1
C627 C626
0.15 100
5 4 3 2 1
IC600
C1AA00000829 P603*
AMPLIFIER
1
C653
0.1
2
12 13 14 15 16
C633
100
C632
0.15
Q606
B1ADMF000017
C631
SWITCH
470
R635
47K
Q607
Q613
C635
R634
16V 2200
100
P604* TO
POWER CIRCUIT
VCC
3
(CN901)
GND
2
1 AC_DET IN SCHEMATIC
QR608 Q613 Q607
DIAGRAM - 3
B1ABCF000020 B1ABCF000020
SWITCH SWITCH SWITCH
TO LCD SHIELD
E
HEADPHONE CIRCUIT
JK830
P830*
B
TO
1 RCH
D-AMP CIRCUIT
LCH
2
HEADPHONE (CN602)
HP_OPEN
3
IN SCHEMATIC
GND
4
DIAGRAM - 2
D-AMP / VOLUME / LED / HEADPHONE CIRCUIT
9 10 11
12 13 14
A
B
C
+
SPEAKER
-
D
G
E
F
G
H
RF-D10 EB/EG/GN
12 13 14