Lch
B.U
MTL
LOAD
5
1
4
2
1
3
4
11
20
8
DECK UNIT
IC251
HA12228F
IC351
PA2020A
DOLBY B NR
MECHANISM
DRIVER
CN251
CN252
CN254
CN255
CN253
6
19
FWD
L-ch
REV
L-ch
39
32
33
18
19
3
1
5
6
8
7
10
CN256
3
1
5
6
S101
LOAD
S102
MODE
Q101
REEL
SENSE
M
M
M2
SUB
MOTOR
M1
MAIN
MOTOR
5
2
1
SENSOR UNIT
S103
70
µ
s
4
15
4
D
E
ASENBO
PEE
22
38
80
28
27
79
SYSTEM CONTROLLER
IC 601(2/2)
PD5829A
CN401
1
2
BUS-
BUS+
TX
RX
IPPW
SWVDD
CN701
TUNER AMP UNIT
33
DPDT
34
KYDT
39
DSENS
A
5
8
1
7
CN101
11
BUZZER
3
IC 101
HA12187FP
IP-BUS DRIVER
1
2
8
6
5
TX
RX
IPPW
BU
Q101
Q102
TUN 3.3V
SYS 8.4V
VDD
ANTENNA
20
OELPW
BU
BZ 641
IC 801
2
4
35
ROT1
36
ROT0
BU
4
20
11
8
SYS 8.4V
MTLSW
52
LOADSW
55
BL+
BL-
STBY,CM,SC1,SC2,ES,POS,
MSIN,DIRO,PLAY,NR,RIMUTE
FMRF
ANT adj
RF adj
FM ANT
T51
CF52
CF51
RFGND
OSCGND
DGND
AUDIOGND
NC
VCC
VDD_3.3
3.3V
2.5V
IC 4
3.3V
2.5V
←
IC 2
2.5V
WC
CE2
ROM_VDD
SL
DI
CK
CE1
NC
DO
NC
NC
NC
NC
7 6
13
5
10 9 8
11
14
18 19
20
21
1
3
2
12
15
22
16
4
17
IC 1
3.3V
AM ANT
FMRF
ATT
LPF
OSC
IC 3 EEPROM
5.0V
IC 5
5V
3.3V
←
ATT
MIXER, IF AMP
DET, FM MPX
24
23
Rch
Lch
FM/AM TUNER UNIT
10
1
2
4
1
2
4
F
E
D
C
B
A
KEH-P7035/XN/ES
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
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