Block Diagram -Tuner Section - Sony D-FJ200 Service Manual

5-2. BLOCK DIAGRAM –TUNER SECTION–
D-FJ200: US/FJ201
Q4
Q8
TO
US
FL1
CD
D ANT BPF 1
SECTION
(Page 8)
BPF 2
FL2
EXCEPT US
FJ200:US
30
L3
L3
TV/WB
(TV RF)
TRACKING
D2
29
L4 L4
(FM RF)
FM
TRACKING
D3
24
L2
L2
FM/WB/TV (FM/TV OSC)
FREQUENCY
D4
COVERAGE
L1
AM
FERRITE-ROD
ANTENNA
CT1
28
L5, CT1
27
AM
D1
TRACKING
L5
25
(AM OSC)
(VT)
TU-VCC
LPF
Q12,13
X3
65
75KHz
74 X_O
X_I
75
IC4
EEPROM
EEP-CS_O
CS 1 32
SK 2 31 EEP-SK_O
30 EEP DO/DI_IO
D1 3
D0 4
COM1-4 S1-17
1-4 5-20,25
LCD801
LIQUID
CRYSTAL
DISPLAY
• Signal path.
F
: FM
E
: CD PLAY
f : AM
IC1
TV/FM/AM FRONTEND, FM MPX
TV-RF
CF2
FM/TV FM-MIX_O
4
MIX
FM-RF
TV-RF_O
TU-VCC
FM-RF_O
FM/TV-OSC
TV
OSC
BUFF
FM
1/2
OSC
1/8
or
1/16
AM_BP
CF3
AM-MIX_O
AM
AM-RF_I 5 10
MIX
TU-VCC
BUFF BUFF
AM-OSC
AM
OSC
D6
T1
B+ SWITCH
+VBAT
Q10,11
DC-DC
CONVERTOR
IC6
Q14
3 2 5
IC5,6
EXCEPT AEP,UK,EE
LEVEL
1 7
COMPARATOR
35
IC3
TUNER CONTROL
28 39 73 47 54
21
36 39 70 75 10 9
IC801(2/2)
SYSTEM
CONTROL
MICON
Q7
FM-IF_I DET_O
MPX_I
FM
8 12 13
DET
FM-IF
IF BUFF
AM-IF_I AM
DEF
SW
AM-IF
23 19 20
IC5
WAVE
SHAPER
Q15
6 3 1
4
42 71 64 61 52 59 41
D302 D301
AMUTE_O 74 62 TU_MUTE_O
BEEP_O 38
49 TU_BEEP_O
TUNER_POWER_O
29
9 9
L_O
16
FM
MPX
R_O
15
LPF2A
17
LPF2B
18
LPF1
14
MODE1
21
MODE2
22
B+ SWITCH
VCPU_2.0V
RF-VCC 26
Q5,9
IC2
+1.6V REG.
TU-VCC
1 VOUT VIN 3
RM_KEY
55 45
HIDC_I 44
TUDC_MNT
VOL+ 33 VOL+
VOL-
27 VOL-
TU-HOLD_I 51 HOLD
XLID-OPEN_I 29 OPEN_DTS
CDU-SCK_I 48 SCK
CDU-SDI_I 46 SDTO
BATT_I 43 BATT_MNT
AD-KEY1_I 36 AD-KEY1
AD-KEY2_I 36 AD-KEY2
38 TU_ON
TU-ON_O
37 PGM_SC_SEL
SC-SEL_I
TU-BASS_O 56 TU-BASS2
58 XTU-BASS1
XTU-BASS_O
VOL_PWM_O
50 PWM
BEEP
AMUTE
D-FJ200/FJ201
Ver. 1.3
TO
TU_L
CD
C
SECTION
TU_R
(Page 8)
+VBATT
TO
CD
B
SECTION
(Page 8)
TO
CD
A
SECTION
(Page 8)