19
20
21
22
23
AM
MIX
12
FM IF
2
3
REG
4
13
AGC
6
8
11
10
AM
RF
AMP
AM
IF
24
1
AM
OSC
BUFF.
ALC
X102
(10.6MHz)
18
7
8
6
4
3
5
FM ANT
1
(FM FRONT END)
RF AMP
FM MIXER
LOCAL
OSC
9
Vcc
+B(FM)
CF201
CF202
Q101
FM IF
AMP
+B4
Z102
AM
IFT
1
20
X103
(7.2MHz)
XIN
XOUT
CE
2
3
DI
4
CL
D0
5
9
8
7
10
STRQ
SDC
FM
15
V
DD
16
PD
IFIN
11
LW
1/2
14
13
FM IN
AM IN
Q106
+B4
+B3
+B(FM)
SD
PLLCE
PLLDA
PLLCK
DO/ST
17
15
16
VCO
FF
FF
FF
AM
DET.
AM
6
MONO
12
19
Vss
POWER
ON
RESET
GND
5
7
ST
MONO
FM/AM
SD
FMDET
FM IF
IN
OSC
OUT
AFC
OSC
AM
RF
IN
AGC
AM
OUT
DET
OUT
PILOT
IN
MPX
IN
PILOT
OUT
Lch
14
Rch
17
18
AIN
AOUT
AM
ANT
COIL
AM
OSC
COIL
Z101
AM ANT
+B4
STRQ
AM
IF
IN
AM
MIX
OUT
Rch
LA1833NMNTLM
IC101
FM / AM I F AMP,
DET / AM OSC,
MIX / FM MPX
BUFFER
AMP
COMP.
AM/FM
IF
BUFFER
LEVEL
DET.
S-CURVE
FM
DET.
TUNING
DRIVE
PHASE
DET.
STEREO
SWITCH
PILOT
CANCEL
DECODER
PILOT
DET.
PHASE DETECTOR
CHARGE PUMP
REFERENCE
DIVIDER
SWALLOW COUNTER
1/6,1/17 4BIT
12 BIT PROGRAMMABLE
DIVIDER
DATA SHIFT
REGISTER LATCH
UNIVERSAL
COUNTER
POWER
SUPPLY
(FM:ON)
MAIN SECTION
LC72131MDTRM
IC102
PLL FREQUENCY
SYNTHESIZER
Q1A,D1A
Q2
Q3,D3
Q4
SA-AK48
71
Содержание SC-AK48
Страница 5: ...5 Precaution of Laser Diode 5 SA AK48...
Страница 6: ...6 Location of Controls 6 SA AK48...
Страница 7: ...7 Location of Controls for Remote Control Transmitter 7 SA AK48...
Страница 14: ...14 SA AK48...
Страница 15: ...15 SA AK48...
Страница 17: ...17 SA AK48...
Страница 19: ...19 SA AK48...
Страница 20: ...20 SA AK48...
Страница 21: ...21 SA AK48...
Страница 22: ...22 SA AK48...
Страница 23: ...23 SA AK48...
Страница 26: ...26 SA AK48...
Страница 28: ...28 SA AK48...
Страница 30: ...8 12 Measure for tape trouble Follow the Step 1 Step 3 of item 8 1 30 SA AK48...
Страница 53: ...53 SA AK48...
Страница 77: ...18 Troubleshooting Guide SA AK48 77...
Страница 78: ...SA AK48 78...
Страница 87: ......
Страница 94: ......
Страница 95: ...22 Cabinet Parts Location 95 SA AK48...
Страница 96: ...96 SA AK48...
Страница 97: ...23 Mechanism Parts Location 97 SA AK48...
Страница 98: ...98 SA AK48...
Страница 99: ...24 CD Mechanism Parts Location 99 SA AK48...
Страница 100: ...25 Packaging 100 SA AK48...