Text preview for : internal block diagram of ics.pdf part of LG internal block diagram of ics LG Car Audio tcc-6030 internal block diagram of ics.pdf
Back to : internal block diagram of | Home
5. INTERNAL BLOCK DIAGRAM of Ics
IC101 DBL 1018 (LA 1140)
IF Quad V
vcc Out In ref
12 9 11 13
VOLTAGE
REGULATOR AFC
CLAMF 7 AFC
IF Input 1 1st 2nd 3rd 4th 5th 6th OUAD OUADRATURE
Amp Amp Amp Amp Amp Amp LIMITER DETECTOR
2
Bias
3
AF AF
8 Output
MUTE
Amp 5 Mute
LEVEL LEVEL LEVEL HOLE DC LEVEL Attenuation
INVERTER Adjust
DETECTOR DETECTOR DETECTOR DETECTOR DETETOR
GND 4
SIGNAL
AGC MUTE
METER
DRIVE DRIVE
DRIVE
16 15 14 10 6
AGC Signal Mute GND Mute
Meter Drive Input
Output
IC201 DBL 1019 (LA1135)
Local OSC Local Local IF Signal Signal Detector Detector
Butter Out OSC2 OSC1 AGC Meter Out Meter In V Out GND In
CC
20 19 18 17 16 15 14 13 12 11
IF
DETECTOR
LOCAL
LOCAL IF SIGNAL
OSC
OSC AGC METER
BUFFER
ALC
RF DETECTOR
IF
RF ATTENUATOR MIX
RF RF AMP
AGC DRIVER
AMP2 AMP2
1 2 3 4 5 6 7 8 9 10
RFAGC RFAmp2 RF ANT Damping GND MIX in & MIX VCC IF Amp IF Amp
Out In AGC Driver RF AMP1 In Out In Out
- 11 -
IC301 KIA6043S
L.P.F-1 VCO ADJUSTMENT
6.6V 7.1V
2 4
1 AF PHASE DC
INPUT DETECTOR VCO 76kHz 1/2 1/2
3.5V
19kHz<90
PILOT TRIGGER STEREO
DETECTOR SWITCH 1/2
19kHz<0
STEREO STABILZED
DECODER 38kHz POWER SUPPLY
4V 4V 7.4V
8 9 7 6 5 3
LEFT RIGHT L.P.F-2 GND
0V 8V
SW2
LED
SW1 COUNTER
38kHz CHECK V
OUTPUT CC
FC
SW1 VCO STOP SWITCH
SW2 38kHz MONITOR SWITCH
IC401 KIC9256P
VDD GND
FM L 9 12
PSC
AMP
FM IN 11 1/2 2 MODULUS 4 bit SWALLOW POWER ON
PRESCALER COUNTER RESET
FMS HF RESET
AM IN 10
COMPARATOR
12 bit PROGRAMMABLE COUNTER TRI-STATE 15 DO1
FM MODE LF BUFFER
PHASE
12
4
XT 2 OSC
REFERENCE COUNTER TRI-STATE
CIRCUIT MAX BUFFER 16 DO2
XT 15 (DO2/OT-4)
1
1mS OSC 4 OT4
24bit REGISTER UNLOCK
DATA 5
1/0 PORT
5 1/0-5/CLK
24bit SHIFT REGISTER
CLOCK 4 8 1/0-6
TEST 5
ADDRESS
24 22
DECODER
PERIOD 3 10
24bit REGISTER 13 1/0-9 IFIN2
(1/0-6 IF IN2 )
4 4 AMP
20bit BINARY COUNTER 1/0-8 IF
IN1
14 (1/0-5 IF
OUTPUT PORT UNIVERSAL COUNTER CONTROL
AMP IN1 )
GATE
1/0-7 SC IN
OT-4
XT 1mS
6 7 8
OT-1 OT-2 OT-3 OT-4
Note: Mark terminals are not existence in KIC9256P, KIC9256F
Terminal name of KIC9256P, KIC9256F is shown in parentheses.
Others are common terminals.
- 12 -
IC402 PD789104GS-204
- 13 -
IC501 LA3160
NF
2
C1 R3 R5 4
VCC
TR1
R1 TR4
R2
TR2 C1
OUTPUT
1 D2 TR5 3
INPUT TR3 R6 R7
D3 R4 R8 5
D7 R12 R16 GND
INPUT TR8 R14 R15 5
D6
TR7 C2 TR10 OUTPUT
R10 TR9
R9
TR6
D5 R11 R13
7
NF
IC601 PT2313L
LOUT LIN LOUD_L BOUT_L BIN_L TREB_L
17 16 12 19 18 4
Speaker
ATT
25 LFOUT
LIN1
LIN1 15 RB
Mute
LIN2
LIN2 14 Speaker
LIN3 Voume & ATT
LIN3 13 Bass Treble
Input Loudness
23 LROUT
Selector
Mute
RIN3
& Gain
RIN3 9
RIN2 Serial Bus Decoder & Latches 28 CLK
Control
RIN2 10
RIN1 27 DATA
RIN1 11 26 DGND
Speaker
ATT
Voume
Bass Treble
&
24 RFOUT
Loudness
Mute
RB Speaker
ATT
22 RROUT
Supply
Mute
2 3 1 7 6 8 21 20 5
VDD AGND REF ROUT RIN LOUD BOUT_R BIN_R TREB_R
- 14 -
IC801 TDA8571J
MODE VP1 VP2 VP3 VP4
15 1 8 16 23
10
IN1 +
2
OUT1+
-
30 K