Y/C/Audio/Head Amp/21Pin/In/Out; Micon/Operation - Aiwa VX-G143K Service Manual

R. SIGNAL
G. SIGNAL
B. SIGNAL
COLOR SIGNAL
LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
AUDIO SIGNAL
DEFLECTION SIGNAL
TUNER AUDIO SIGNAL
Y/C_VIDEO
Y/C_AUDIO
Y/C/AUDIO/
HEAD AMP/
21PIN/IN/OUT
TU_AUDIO
TU_VIDEO
MICON/
DEW/TU_AGC
OPERATION
TU601
1
4
5
Q601
11
TH501
DEGAUSS ELEMENT
3
2
RY501
1
RELAY
D501~D504
F501
AC IN RECTIFIER
Q507 IC506 ON3171R
FEED BACK SW. FEED BACK
VR502
POWER REG.
Q506
IC501
STR-F6707
5V SW.
Q504
Q513
RELAY DRIVE
5V SW.
3
AT 6V 1
6V POWER REG
IC505
KIA7806PI
CHROMA/IF
IC601
LA76812
42 CLMP
51
DC
SW
1
VOL
DET
2
FM
54
BPF
52
SPLL
Q608
46
BUFFER VIDEO
AMP
11
12
4 RF AGC IF AGC
SAW FILTER
CF601
1 4 5
6
AMP
VIF
5
L608
6
1 49
4 3 48
T501
1 3
14
5V REG.
8 IC502 NJM7805FD
1 3
4 12
16
9 1 3
12V REG.
IC504 NJM7812FA
1 2
9V REG.
IC503 PQ09RD08
TV BLOCK DIAGRAM
X601
4.433619MHz
38
VCO
FBP
VIDEO
PPC1 TINT
PFC2
SW
HOR
PHASE
VCO
SHIFTER
PMP
1/256
LIM
SW HOR
HOR
OUT
ACC
C/D
BPF
VER
VER
RANP
C/D
PFC1
SYNC
SEP
VER
VIDEO
SEP
DET
COLOP
DEMO
CLAMP
OSD
CONTRAST RGB
SW
MATRIX
BRIGHT
DELAY
BLACK
LINE
STRETCH
PEAKING BLACK
CORING STRETCH
PLL
P2C
AFT
Q503
+B 103V DRIVE
F502
Q502
AT 30V 103V DRIVE
Q501
AT 5.6V
103V SW.
AT +12V
4
P.CON +9V
H-1
V. OUTPUT IC401 LA7840
THERMAL
PROTECTION
PUMP
UP
-
+
2 5 7
6
Q405 Q406
H. DRIVE H. OUTPUT
FB401
HV
8
ABL 13 4
28 2 EF
G2
9
Q804
27
RED AMP
Q805
23
GREEN AMP
Q806
BLUE AMP
21
20
19
17
16
15
14
10
SOUND AMP.
IC352 AN7523
6 4
1
5 2
DY
J801
F
8
V801
7
CRT
9
3
Q607
CUT OFF P. CON + 9V
B_OUT
G_OUT
R_OUT
MICON/
OPERATION
AFT_M
VD
HD
TEXT_Y
21_Y
Y/C/AUDIO/
21_B
HEAD AMP/
21_G
21PIN/IN/OUT
21_R
SP352
SPEAKER
SP351
SPEAKER
1
J351
2
HEAD PHONE
7
TV_POWER-H
VCR_POWER-H
MICON/OPE.
POWER FAIL(DC)