Block Diagram - Disney DT1900-C Service Manual

X101
8MHz
CH DOWN
MENU
VOL DOWN
POWER
VOL UP
CH UP
LINE
TH501
L503
DEGAUSS COIL
F501
IC501
Q507
PS2561AL1-1-V(W)
FEED BACK
FEED BACK
SW.
Q502
BUFFER
E-1
VIDEO SW IC
J701
IC703 MM1501XNRE
2
4
6
MEMORY IC
TU001
IC199
S-24C02BFJ-TB
5 4 11 1
SDA 5
SCL 6
SAW FILTER
MICON IC
CF601
IC101 OEC7108A
37
SDA1
39
SCL1
46 VOLUME
H. SYNC 1
44 AV2
V. SYNC 2
43 AV1
RED R 52
6 AFT
51
GREEN G
25 Xin
50
BLUE B
BLANK 49
24 Xout
POWER 33
RESET 30
CVIN 22
OS2001
8
KEY1
REMOCON 15 1
9 KEY2
5
SYNC
P.FAIL 4
D501~D504
RECTIFIER
T501
Q501
9
18
FET
6
14

BLOCK DIAGRAM

TUNER/AV1/AV2 Lch SW IC
TUNER/AV1/AV2 Rch SW IC
IC701 NJM2534V(TE2)
IC702 NJM2534V(TE2)
1
2
2 4 5 7 1 3 2
CHROMA IC
IC601 M61250BFP
51 AUDIO OUT
38 EXT C IN
59 RF AGC OUT
63 VIF IN(1)
64
VIF IN(2)
26
SDA
SCL
27
2
AFT OUT
INV FBP OUT
19
V PULSE OUT 44
20 HI VCC
23 R IN
8.7V REG OUT 47
22 G IN
AT5.7V REG OUT 32
21 B IN
X' TAL 34
24 FAST BLK
28 POWER ON CONT
30 R OUT 14
MCU RESET
31 Y SW OUT 15
G OUT
16
5 V OUT B OUT
H OUT 11
6 V RAMP FEEDBACK
FBP IN 10
18 INTELLIGENT MONI
V-OUT IC
PUMP UP
IC401
AN5522
-
AMP
+
VCC
2 6 5
1 7 3
J703 J704
J702
2 3
2 2 3
4 5 7 3
1
SOUND AMP IC(Rch) IC
IC1001 AN7513
2
6
4 8
SOUND AMP IC(Lch) IC
IC1002 AN7513
2 6
8
4
Q606
REG
Q601
REG
SW+8V
REG
AT+5V
Q603
X602
Q801
3.579545MHz
RED OUT
Q802
GREEN OUT
Q803
BLUE OUT
Q402
H. DRIVE
Q401
Heater
H. OUTPUT
DY
FB401
1
10
3
F
FBT
S
9
HV
2
4 6
7
6
2
3
J1001
4
5
1
SP1001
SP1002
3 9 7
B G R
CRT
V801
4 8
F
E-2