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SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAMS
CN310 4P
WHT :S-MICRO
CN311 3P WHT :S-MICRO
1
NC
DDC SCL
1
2
DDC SCL
DDC SDA
DDC SDA
5
15
2
3
HOST GND
HOST GND
10
3
4
4
14
CN307 9P WHT :S-MICRO
9
3
13
HD
9
IC006
IC001
IC002
8
VD
8
2
12
RGB PRE AMP
OSD MIX
RGB-OUT
GND
7
7
1
21
6
25
8
1
11
RED
6
R1_IN
R_OUT
R_IN
R_OUT
R_IN
6
R GND
5
2
19
8
22
9
GREEN
4
G1_IN
G_OUT
G_IN
G_OUT
G_IN
G GND
3
5
17
10
18
11
SIGNAL IN
BLUE
2
B1_IN
B_OUT
B_IN
B_OUT
B_IN
7
3
HD15
B GND
1
R2_IN
R_BLK
4
PIG-TAIL
CN309 7P WHT :S-MICRO
G_BLK
2
5
C BLK
1
SCL
B_BLK
12
1
28
SHRP1
2
T_SW & LEVEL
SDA
G2
13
12
IC004
BPCLP
3
CLAMP
R_OSD
14
16
13
RGB CUT OFF CONT
C SYNC
4
SIGNAL_SW
BLK
G_OSD
14
V SYNC
5
B_OSD
11
15
1
GND
6
CLAMP
OSD_BLK
RIN
2
H SYNC
7
G_IN
IC003
3
B_IN
OSD
CN306 6P WHT :S-MICRO
10
12
VRTRC
1
VFLB
OSD_BLK
7
13
HRTRC
2
SDA
B_OSD
8
14
GND
3
SCL
G_OSD
15
IIC SCL
4
R_OSD
INV.
5
GND
5
HFLB
Q004
IIC SDA
6
RY601
RELAY
DRIVE
Q601
CN601
3P
TH601
DGC2
1
DGC
NC
2
DGC1
3
LF602
S601
D651
T601
CN600
F601
L
LFT
AC RECT
SRT
9
10
AC IN
G
TH600
N
8
11
CN602
12
2P
7
THP600A
2
13
THP600
1
Q602
SWITCHING
5
14
IC601
CONVERTER
3
4
15
OUTPUT
7
3
16
CUR SENSE IN
5
D610
2
17
LED DRV
FOLD BACK IN
6
D611
(RED)
OVP
8
18
Q902
DEMAGIN
LED DRV
IC603
13
5
1
(GREEN)
E/A OUT
IC604 SENSOR
Q901
4
2
3
D912
IC901
CPU
FUNCTION
6
REMOTE ON/OFF
SW
7
4
DEGAUSS
H CENT
15
9
KEY SCAN
H CENT SW
48
LED R
47
CN903 7P
LED G
WHT :S-MICRO
46
17
C BLANK
1
C BLK
THERMAL
5
SHRP1
2
SHRP1
22
TH501
BP CLAMP
3
CLP
28
C SYNC
4
CSI
20
V SYNC
5
VSI1
IC900
GND
6
1,2
SYNC
4
30
32
H SYNC
7
HSI1
HFB
BUFFER
IC905 EEPROM
45
CN901 4P
OSC IN
5
X901
27
WHT
SDA
HSO
6
24MHz
44
25
D GND
1
SCL
OSC OUT
PD3
26
+5V
2
+5V
VSO
38
RXD
3
RDI
39
TXD
4
TDO
IC904 RESET
19
VFB
1
3
54
CN902 10P
+5V-2
IN
OUT
RESET
49
WHT :S-MICRO
PA4
34
50-53
DDC SCL
1
DDC SCL
PA0-PA3
35
DDC SDA
2
DDC SDA
33
23
HOST GND
3
HOST GND
ITA
18
NC
4
HV
37
16
IIC DATA
5
SDA
ABL
24
GND
6
HEATER
36
3
IIC CLK
7
SCL
ROTATION
GND
8
HRTRC
9
VRTRC
10
SDA
SCL
5-1
CN305 8P
WHT :S-MICRO
+180V
+180V
1
NC
2
+80V
+80V
3
4
GND
J001
5
H1
+12V
6
+12V
5
7
4
R_OUT
7
GND
KR
H1
STBY+5V
8
STBY+5V
3
8
G_OUT
KG
KB
G2
1
B_OUT
CN301
9
10
1
1.2KV
IC005
G2 CUT OFF
6
7
5
9
R_OUT
8
G_OUT
7
B_OUT
SOFT KILLER
Q001
A
(VIDEO)
IC701
CONVERGENCE CONTROL
16
SDA
SDA
17
6
SCL
SCL
H_CONV OUT
14
7
HD.IN
V_CONV OUT
3
VPOSIN
2
8
V_SIN
H_STATIC OUT
5
9
VREF OUT
V_STATIC OUT
D612
+180V
D613
IC605
+80V
5V/12V REG
+15V
1,2
6
D614
INPUT1,2 OUTPUT1
+12V
7
OUTPUT2
+5V
3
D615
DISABLE
+5V-2
HEATER
L902
D616
IC503
-15V
H CENT AMP
D617
L510
5
4
VDD
OUT
1
2
+IN
-IN
D618
3
VSS
D654
H CENT
H CENT
Q506
Q518
1
REG SW
L509
T505 HST
Q604
H CENT SW
HLC1
1
5
BUFFER
2
Q517
RY500
2
3
RELAY DRIVE
L508
Q519
HLC2
IC902
SYNC PROCESS
T503 DFT
12
BUFFER
DF AMP
1
12
V.DF
Q505
Q504
11
27
10
V.DIV
10
S CAP
X902
V.SIN
29
9
CHANGE
X5
9
8
Q512-516
E/W
3
5
7
SDA
SDA
4
2
SCL
SCL
LOCK
14
T504 HDT
H.FLY
17
INV.
H DRIVE
H DRIVE OUT
4
6
H OUT
H.OUT
26
Q903
Q501,502
Q511
Q507
H.IN
1
8
IC401 V OUT
28
V.IN
8
5
2
V.SAW
-IN
OUT
4
+IN
7
PUMP UP OUT
5-2
2
1
5
6
11
10
14
15
IC702
CY AMP
3
4
12
13
IC501
PWM CONT
15
14
24
23
3
12
2
REF
8
4
20
19
18
HV OUT
Q510
T501
FBT
Q521
1
HV
TO CRT
13
16
L501
H REG OUT
HV REG
2
RV501
Q520
Q503
HV ADJ
L502
L503
FV
FOCUS
2
15
5
14
D515
5
11
D524
H BLK
+12V
Q508
+180V
MUTE
D517
HEATER
Q522,523
+80V
HEATER SW
Q605,606
+12V
+5V-2
IC502
2
ROTATION
4
DRIVE
POWER
D
DEFLECTION
B-SS9085<EQ.>-B/D
CN701 8P
WHT :S-MICRO
1
CY1 +
2
CY1 -
3
CY2 +
4
CY2 -
5
CY3 +
6
CY3 -
7
CY4 +
8
CY4 -
5-2. CIRCUIT BOARDS LOCATION
CN510 1P
:MINI
1
1.2KV
5-3. SCHEMATIC DIAGRAMS AND PRINTED
CN501
6P :DY
WIRING BOARDS
1
H DY +
2
H DY +
H DY
3
H DY -
Note:
4
H DY -
• All capacitors are in µF unless otherwise noted. (pF: µµF)
5
V DY -
6
V DY +
Capacitors without voltage indication are all 50 V.
V DY
• Indication of resistance, which does not have one for rating
electrical power, is as follows.
CN502 9P
Pitch: 5 mm
WHT :S-MICRO
Rating electrical power 1/4 W (CHIP : 1/10 W)
1
+180V
2
NC
• All resistors are in ohms.
3
+80V
f
•
: nonflammable resistor.
4
NC
Ï
5
GND
•
: fusible resistor.
6
H1
¢
•
: internal component.
7
+12V
p
GND
8
•
: panel designation, and adjustment for repair.
+5V
9
• All variable and adjustable resistors have characteristic curve B,
CN503 2P
unless otherwise noted.
e
2
ROTATION -
•
: earth-ground.
1
ROTATION +
E
•
: earth-chassis.
• The components identified by
have been carefully factory-selected for each set in order to
satisfy regulations regarding X-ray radiation.
Should replacement be required, replace only with the value
originally used.
• When replacing components identified by
necessary adjustments indicated. (See page 3-1)
• When replacing the part in below table, be sure to perform the
related adjustment.
IC501, IC605, IC901, D517, C535, C540, C541, C542,
C544, C553, C554, C555, C558, C561, R545, R546,
R547, R548, R549, R550, R552, R564, R567, RV501,
T501 (FBT)
5-3
Note: The components identified by shading and mark
! are critical for safety. Replace only with part
number specified.
• All voltages are in V.
• Readings are taken with a 10 M digital multimeter.
A
• Readings are taken with a color-bar signal input.
• Voltage variations may be noted due to normal production
tolerances.
•
*
: Can not be measured.
• Circled numbers are waveform references.
s
•
: B + bus.
S
•
: B – bus.
Terminal name of semiconductors in silk screen
printed circuit (
*
)
Circuit
Device
Printed symbol
Terminal name
Collector
1
Transistor
D
Base
Emitter
Collector
2
Transistor
Base
Emitter
3
Cathode
Diode
Anode
Cathode
4
Diode
Anode
(NC)
Cathode
5
Diode
Anode
(NC)
Common
6
Diode
Anode
Cathode
Common
7
Diode
Anode
Cathode
Common
8
Diode
Anode
Anode
Common
9
Diode
Anode
Anode
Common
0
Diode
Cathode
Cathode
Common
!¡
Diode
Cathode
Cathode
[
in this basic schematic diagram
Anode
Cathode
!™
Anode
Diode
Anode
Cathode
Anode
Transistor
Source
!£
Drain
D
D
(FET)
Gate
G
G
]
Source
, make the
Transistor
!¢
Drain
S
S
(FET)
Gate
D
D
Transistor
Source
!∞
Drain
G
G
(FET)
Gate
S
S
Emitter
!§
D BOARD
Transistor
Collector
Base
Part Replaced ([)
–
Discrete semiconductot
Ver.1.5
(Chip semiconductors that are not actually used are included.)
RV501 (HV ADJ)
Part Replaced (])
5-4
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