5-7
5-8 5-9
5-4. SCHEMATIC DIAGRAMS AND
PRINTED WIRING BOARDS
Note: The components identified by shading and mark
¡ are critical for safety. Replace only with part
number specified.
Note: Les composants identifiés per un tramé et une
marque ¡ sont critiques pour la sécurité. Ne les
remplacer que par une pièce portant le numéro
spécifié.
5-3. CIRCUIT BOARDS LOCATION
HV Regulator
Circuit Check
HV Protector
Circuit Check
Beam Current
Protector
Circuit
Check
Part replaced ( ] )
D Board IC901, T902
• Mounted D board
D Board Q660, Q661, D916, D935,
C924, R665, R667, R940,
R980, T902
• Mounted D board
G Board PH680,Q680, Q683, D680,
R680, R685, R686, R687,
R688, R689
• Mounted G board
D Board IC901, D904, D907, D908,
R011, R908, R909, R921,
R925, R926, R929, R930,
T902
• Mounted D board
Note:
• All capacitors are in µF unless otherwise noted. (pF: µµF)
Capacitors without voltage indication are all 50 V.
• Indication of resistance, which does not have one for rating
electrical power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4 W (CHIP : 1/10 W)
• All resistors are in ohms.
•
f : nonflammable resistor.
• Ï : fusible resistor.
•
¢ : internal component.
•
p : panel designation, and adjustment for repair.
• All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
•
e : earth-ground.
• E : earth-chassis.
• The components identified by
[ in this basic schematic diagram
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
], make the
necessary adjustments indicated. (See page 3-1)
• When replacing the part in below table, be sure to perform the
related adjustment.
• All voltages are in V.
• Readings are taken with a 10 M digital multimeter.
• 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.
5-2. FRAME SCHEMATIC DIAGRAM
G
D
S
2
3
4
5
6
7
8
9
0
!¡
!™
!¢
!§
–
1
G
D
S
G
S
S
D
G
D
Ver.1.5
Transistor
(FET)
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode
Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode
Cathode
Common
Cathode
Cathode
Common
Common
Common
Common
Cathode
Anode
Base
Emitter
Collector
Base
Emitter
Collector
Drain
Gate
Gate
Drain
Device Printed symbol Terminal name
Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode Cathode
Anode Anode
Cathode
!£
Transistor
(FET)
Transistor
(FET)
!∞
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
1
2
3
1
2
3
1
2
3
1
2
3
4
5
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
1
2
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
H
KB
KG
KR
G1
G2
GM
G4
RCV
HV
1
2
3
4
1
2
3
4
5
6
7
8
9
1
2
3
4
5
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
1
2
3
4
5
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
1
2
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
1
2
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
CN891
CN605
CN604
CN603
CN673
CN672
CN671
CN505
CN503
CN504
CN511 CN506
CN502
CN901
CN507
CN512
CN5001
CN402
CN401
CN403
CN407
CN405
CN406
CN520
CN5003
CN5002
CN5004
CN501
CN509
CN801
CN610
CN7501
CN3908
CN3907
CN2CN1
CN508
3P
WHT
:VH3P
3P
WHT
:VH
4P
WHT
:VH
5P
WHT
:S-MICRO
9P
WHT
:S-MICRO
11P
WHT
:S-MICRO
4P
WHT
7P
WHT
:S-MICRO
5P
WHT
:S-MICRO
11P
WHT
:S-MICRO
8P
WHT
:S-MICRO
11P
WHT
:S-MICRO
5P
WHT
:S-MICRO
2P
WHT
:VH
9P
WHT
:S-MICRO
9P
WHT
:S-MICRO
7P
WHT-L
:S-MICRO
6P
WHT-L
:S-MICRO
8P
WHT-L
:S-MICRO
7P
WHT-L
:S-MICRO
9P
WHT-L
:S-MICRO
2P
WHT
:VH
6P
WHT
:S-MICRO
10P
WHT
:S-MICRO
6P
WHT
:S-MICRO
4P
WHT
:VH
9P
YEL
:S-MICRO
2P
WHT
:S-MICRO
11P
WHT
:S-MICRO L
10P
B-TO-B
10P
B-TO-B
10P
WHT
:S-MICRO L
7P
WHT
:S-MICRO L
8P8P
10P
WHT
:VH
BLUE1
RED1
R.GND1
GREEN1
G.GND1
B.GND1
C.SYNC1
V.SYNC1
SDA1
SCL1
HOST+5V 1
RED2
R.GND2
GREEN2
G.GND2
BLUE2
B.GND
C.SYNC1
V.SYNC1
RED1
GREEN1
G.GND1
BLUE1
B.GND1
GND
GND
C.SYNC2
C.SYNC2
V.SYNC2
SDA1
HOST+5V 1
SCL1
SDA2
SDA2
HOST+5 2
HOST+5 2
SCL2
SCL2
R.GND1
BLUE2
B.GND2
GREEN2
G.GND2
RED2
R.GND2
SCL2
SCL2
S1
S1
SDA2
SDA2
S0
S0
HOST+5 2
HOST+5V 2
S GND
S GND
S2
S2
V.SYNC2
V.SYNC2
C.SYNC2
C.SYNC2
GND
GND
V.SYNC2
FV1
FV2
A
FBT
TO ECS
DGC AC INLET
HV
AC L OUT
NC
AC L IN
POWER SW
J
G
C BLOCK
FV1
FV2
G2 GND
G2 GND
(CRT SHIELD)
LCC-LT
LCC-LB
LCC-RT
LCC-RB
LCC-NS
AC L OUT
NC
AC L IN
NC
AC L
AC N
DGC
NC
NC
DGC
GND
POWER SW
DGUS SW
HEATER SW
STBY+8V
GND
GND
+15V
HEATER+
+80V
STBY+8V
NC
GND
GND
-15V
+15V
H CENT H
H CENT N
H CENT L
+80V
NC
+200V
+200V
LED0
LED1
STBY+5V
D GND
C.SYNC_1
V.SYNC_1
C.SYNC_2
V.SYNC_2
GND
RXD
TXD
CLP
C.BLK
GREEN
GND
INPUT_SW
GND
VIDEO
HFLB
VRET
STBY+5V
KEY_DET
DGC
POWER
STBY 8V
GND
HTR_SW
DDC_SDA_2
HOST+5V_2
DDC_SCL_2
DDC_SDA_1
HOST+5V_1
DDC_SCL_1
ASC_SW
MOSI
CLK
DAC_SEL
OSD_SEL
CONT VR
BRT VR
IK DET
HV ADJ
X RAY DET
HCENT H
HCENT N
HCENT L
+80V
GND
+15V
GND
-15V
GND
1ST IK PROT
NC
+200V
+200V
H.DY H
H.DY H
H.DY C
H.DY C
NC
NC
V.DY H
V.DY C
GND
1KV
NC
+15V
GND
-15V
GND
LCC_RB
LCC_RT
LCC_LB
LCC_LT
LCC_NS
GND
H CONV
V CONV
VX
VY
LCC-LT(+)
LCC-LT(-)
LCC-LB(+)
LCC-LB(-)
LCC-RT(+)
LCC-RT(-)
LCC-RB(+)
LCC-RB(-)
LCC-NS(+)
LCC-NS(-)
LCC-RB
LCC-RT
LCC-LB
LCC-LT
LCC-NS
+15V
GND
-15V
GND
R IN 2
R GND 2
G IN 2
G GND 2
B IN 2
B GND 2
NC
R IN 1
R GND 1
G IN 1
G GND 1
B IN 1
B GND 1
CLP
C.BLK
GREEN
GND
INPUT SW
GND
VIDEO
HFBP
VRET
OSD_SEL
CLK
DAC_SEL
MOSI
ASC_SW
+80V
GND
+15V
1KV
GND
STBY+8V
NC
NC
LED0
LED1
KEY_DET
D GND
STBY+5V
GND
GND
H CONV
V CONV
VX
VY
GND
V STAT+
V STAT-
H STAT+
H STAT-
D GND
ANV_DRI
GND
GND
NC
FASTEN
ROTATION+
ROTATION-
D GND
V STAT+
V STAT-
H STAT+
H STAT-
ROTATION
H.STA
V.STA
ROTATION+
ROTATION-
NC
HEATER+
NC
+200V
+200V
LED2
LED3
TEMP_DRI
GND
STBY +5V
GND
LED 2
LED 3
INPUT
RESET
H2
STBY +5V
GND
LED 2
LED 3
INPUT
RESET
H1
H.DY H
H.DY H
H.DY C
H.DY C
NC
NC
V.DY H
V.DY C
GND
NC
FASTEN
GND
DRIVE
I SENCE
VCC
V SENCE
AC SENCE
OVP
LVP
GND
L SENCE
GND
DRIVE
I SENCE
VCC
V SENCE
AC SENCE
OVP
LVP
GND
L SENCE
GA
(POWER SW)
(POWER SENSOR)
VIDEO AMP,
RGB OUT
(POWER SUPPLY)
(USER CONTROL)
(USER CONTROL)
L
V.STAT,H.STAT,
MAGNETIC SENSOR
D
DEFLECTION
µ-COM,
CONNECTOR PANEL
B-SS9052<NH.>-KESSENZU
C.SYNC_2
V.SYNC_2
DDC_SDA_2
HOST+5V_2
DDC_SCL_2
GND
GND
DDC_SCL_2
DDC_SDA_2
HOST+5V_2
V.SYNC_2
C.SYNC_2
GND
S1
S0
S GND
S2
1
2
3
4
5
6
7
8
9
10
A1
A2
A3
13W3 CONNECTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CONNECTOR
BOARD
KB
GND
GND
KR
G1
HEATER +
GND
KB
GND
GND
GND
HEATER +
G1
KR
KG KG
LOWB-DET
LOWB-DET
LCC
GEO,
DSUB HD 15