11
11
D-FS18
TUNER SECTION
A
CD
SECTION
C
B
CD
SECTION
CD
SECTION
• Signal Path
: FM
B.P.F
FL1
FM RF
L1
CT1
FM OSC
L2
AM IFT
T1
ANTTENA
MW FERRITE-ROD
L3
AM OSC
L4
CONVERTER
DC/DC
T81,Q86
D3
V IN
2 FM IN
L OUT
6
IF/RF AMP
IC1
FM /AM
450kHz
CF1
12
R OUT 11
FM IF
X61
75kHz
IC61
DTS
µ
COM
FM
LOCAL/DX
Q3
21 FM OSC
20 AM OSC
MIX OUT 4
7
10.7MHz
CF2,3
AM IF
LPF2 13
QUAD 10
10.7MHz
X1
62
TUMUTE
FM RF
24
AM RF
22
AM/XFM
59
AM/FM
SWITCH
Q2
IF ON
CONTROL
Q6
XIF REQ 17
OSC OUT 19
XAM/FM
BUFFER
Q60
LPF
Q84,85
+B SWITCH
Q4,5
V IN
TU +B
+1.6V
REG
3
2
IC81
V IN
IF REQ
61
IF IN
64
AM IN
71
+B ON/OFF
60
FM IN
70
AD DC REF
45
DX O CTR
55
EQ
65
XOUT
74
XIN
75
EEP DO/DI
30
EEP SK
31
EEP CS
32
3
DI
4
DO
2
SK
1
CS
EEPROM
IC62
47
SDO O CDU
(CD)SDI
31
IC801(1/2)
SYSTEM CONTROL
46
SDI I CDU
(CD)SDO
32
48
SCK I CDU
TUSCK
30
38
TUON
TUON
34
28
LCD REQ
LCD REQ
33
39
CDON IWP CDU
CDON
5
73
RESET
XCD RESET TU
29
29
LID OPEN
WP OPEN
21
52
XAVLS I SW
51
XHOLD I SW
54
ACK CD
ACK CD
19
42
AD1 KEY
AD CD KEY
18
HOLD
39
TU PWSWEN
6
58
TU BASS1
56
TU BASS2
49
TU BEEP
44
AD3 HIDC
72
V IN
XLOCAL DET
25
+B SWITCH
Q8,9
1
4
5
20
COM0
COM3
S1
S16
AM STEP
21
MEM KEY
36
SWITCH
UNIT
FM ANT
TU-L
TU-R
TUMUTE
VDD
TU BASS1
AD I HIDC
43
AD2 BATT
AD I BATT
VCPU 2V
TU BASS2
BEEP O HP
VIN 3V
TU VCC
AVLS I SW
AM
TRACKING
FM
TRACKING
FM
F-COVER
AM
F-COVER
AM IF
LCD
LOCAL DX
CD/RADIO KEYS
VCPU
HOLD
AM STEP SW
PRESETKEYS
Summary of Contents for Sports D-FS18
Page 14: ...14 14 D FS18 5 4 SCHEMATIC DIAGRAM TUNER SECTION IC B D ...
Page 15: ...15 15 D FS18 5 5 SCHEMATIC DIAGRAM CD SECTION 1 4 ...
Page 16: ...16 16 D FS18 5 6 SCHEMATIC DIAGRAM CD SECTION 2 4 IC B D ...
Page 17: ...17 17 D FS18 5 7 SCHEMATIC DIAGRAM CD SECTION 3 4 IC B D ...
Page 18: ...18 18 D FS18 5 8 SCHEMATIC DIAGRAM CD SECTION 4 4 IC B D ...