Orion 21MT9, Руководство по обслуживанию

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E-1
E-2
BLOCK DIAGRAM
CF201
SAW FILTER
IF/CHROMA IC
IC201 LA76812
5
4 1
48 49
Q611
TV POWER
Q502
BUFFER
Q503
+B DRIVE
Q504
SW
STAND BY
D106
9
18 OSD R
19 OSD G
20 OSD B
35 SCL
MICON IC
IC101 OEC6056A
XIN
XOUT
KEY
A_MUTE
36 SDA
AV1 6
RESET 29
AV2
7
8
STAND BY LED
13
ATS
POWER
44
REMORT
31
2
22 H-SYNC
23 V-SYNC
Q201
27
28
X101
8MHz
BPL IF
TU001
11
7
21
20
19
A2C
PLL
PHASE
SHIFTER
HDR
OUT
23
BUS
4
5
6
VIDEO
AMP
VIDEO
DET
46
IF/RF AGC
FM
DET
SW
54
FBP
18
38
X601
4.433619MHz
VIF
AMP
LIM
AMF
DC
VOL
28
11
12
52
2
17
51
48 49
IF
IDENT
DRIVE/
OUT-OFF
OSD
SW
AFC2
44
CLMP
VIDEO
SW
CONTRAST
BRIGHT
RGB
MATRIX
VER
RAMP
SYNC
SEP
TRAP
VCO
TINT
DEMO
COLOR
CLAMP
Q402
Q401
H. OUTPUT
H. DRIVE
Q754
VIDEO
OUT
BUFFER
L204
6 4
3 1
MEMORY IC
IC102 S-24C08ADPA-01
SCL
SDA
6
5
Q807
G-DRIVE
PUMP UP
AMP
+
-
7 2 5
V-OUT IC
IC401 LA7840
VIDEO SW IC
IC701 NJM2245L
3
RESET IC
IC103 PST600C
5V REG. IC
IC502 KIA7805API
F502
T501
12 16
1
4
1
Q101
V-BUFFER
10
HV
F
S
FB401
FBT
1
4
CRT
3 9 7
R G B
Heater
F 8
4
3
5
6
3 1
5V REG. IC
IC402
KIA7805API
4
D501~D504
RECTIFIER
L502
L501
1 3
2
TH501
AUTO DEGAUSS
SW501
L503
DEGAUSS COIL
2 4
1 3
1
2
3 4
IN AC
F501
POWER CONTROL IC
IC501 TDA16846
13
27
42
RELAY SW
Q505
SWITCHING
Q501
Q102
H-BUFFER
OSD Y 21
5 4
Q802
B-DRIVE
Q804
R-DRIVE
9V REG. IC
IC403 KIA7809API
SDA
SCL
3
1
4 2
3 1 2 1
4 3
RY501
3
5
9
1
AGC
1
7
VR501
Q607
CLAMP SW.
Q301
BUFFER
Q103
BUFFER
9
3
2 1
J753
4
E
E
H
H
AV SIGNAL
SWITCHER IC
IC751 LA7151
5
3
10
1
3
2 1
J752
4
E
E
H
H
3
2 1
J702
4
E
E
H
H
Q701
BUFFER
IF AMP
Q302
A_MUTE SW
OS101
1
3
2 AT + 5.6V
VOL DOWN
CH DOWN
VOL UP
CH UP/DOWN
SP351
SPEAKER
SP352
SPEAKER
IC352 AN7523
SOUND AMP
4
2
1
9
(MONO) IC
DECORDER IC
IC850 ET106
DATA SLICER IC
IC851 ET317
19
17
13
12 11
10
15
12
5
6
X850
13875KHz
23
22
19
20
2
Q851
BUFFER
14
16
15
CLAMP
Q852
SYNC BUFFER
+B ADJ