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AUDIO SIGNAL PATH
F PK7301
SIF 1
1.6
TO POWER SUPPLY/RF
R7315 C7318 R7316
GND 2 0 0 16V10 6800
TUNER AUDIO (N) 3
SECTION PK7301
4
R7314 C7326 R7309 C7319
5 220 TL7302 16V47 TL7301 C7320 C7321
3300 1500P 50V0.47
6 4700P
5.0
(C-10)
TUNER 5V 7 IC7301
TDA7873H 0 2.4 0 2.4 2.4 2.4 2.4 0 0 2.5 2.5
C7316 C7317 44 43 42 41 40 39 38 37 36 35 34
0.1 6V100
E
AF SWITCH
2.4 2.4
1 33
C7322
50V0.47
2.4 2.4 N
2 32
R7307 R7308
C7327 C7328 6800 C7310 C7323 R7311
6800 1500P 1500P DIGITAL 0.1 7500
0.01 2.4 2.9
3 IDENTIFICATION 31
PILOT
NARROW-BAND PLL
C7313 C7312 R7312
16V10 16V10 0 100
5.0
D 4
STEREO
30
R7318 R7317 DECODER
0 R7320 R7319 0 STEREO R7313
3300 3300 0 ADJUST 5.0 100
PK7302 5 IIC BUS 29
5.0 TRANSCEVER
TO POWER SUPPLY/RF
SYS IIC CLOCK 1 5.0
SYS IIC DATA 2 C7309
SECTION PK7302
3 0 0.01 2.4 5.0
TUNER AUDIO (R) 4 6 28
GND 5 0
TUNER AUDIO (L) 6
(B-10)
7 POWER 27
SUPPLY
2.4 1.4
C 8 26
AF AF
AMPLIFIER AMPLIFIER C7301 R7301
1 2 2.4 0.01 0
C7308 0
50V0.47 9 25
N
2.4 1.5
10 24
FM DEMODULATOR FM DEMODULATOR
NARROW-BAND NARROW-BAND
PLL SC1 PLL SC2
0 0 C7303 C7302
11 23
50V0.47 50V0.47
N N
B
R7304 VR7301
4700 10KB
12 13 14 15 16 17 18 19 20 21 22
0 0 2.9 2.6 0 0 2.8 0 0 2.3 0
TL7303
R7306 R7305
5600 5600
C7307 X7301 C7304
680P VSX1086 680P
C7306 C7305
0.012 0.012
A
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDERING. WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
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