The components identified by thesymbol and shading are
critical for safety. For continued safety replace safety ciritical
components only with manufactures recommended parts.
2.SPECIFIED VOLTAGE AND WAVEFORM VALUES
The voltage and waveform values have been measured under the
following conditions.
(1)Input signal: Colour bar signal
(2)Setting positions of
each knob/button and
variable resistor
(3)Internal resistance of tester
(4)Oscilloscope sweeping time
(5)Voltage values
Since the voltage values of signal circuit vary to some extent
according to adjustments, use them as reference values.
Composition resistor 1/2 [W] is specified as 1/2S or Comp.
(2)Capacitors
Capacitance value
1 or higher: [pF]
less than 1
Withstand voltage
No indication: DC50[V]
Others: DC withstand voltage [V]
AC indicated
Electrolytic Capacitors
47/50[Example]: Capacitance value [µF]/withstand voltage[V]
: [kΩ]
: [MΩ]
: Carbon resistor
: Oxide metal film resistor
: Metal film resistor
: Metal plate resistor
: Uninflammable resistor
: Fusible resistor
: [µF]
: AC withstand voltage [V]
(7)Ground symbol
: LIVE side ground
: ISOLATED(NEUTRAL) side ground
: EARTH ground
: DIGITAL ground
5.NOTE FOR REPAIRING SERVICE
This model's power circuit is partly different in the GND. The
difference of the GND is shown by the LIVE : ( ) side GND and the
ISOLATED(NEUTRAL) : ( ) side GND. Therefore, care must be
taken for the following points.
(1)Do not touch the LIVE side GND or the LIVE side GND and the
ISOLATED(NEUTRAL) side GND simultaneously. if the above
caution is not respected, an electric shock may be caused.
Therefore, make sure that the power cord is surely removed from
the receptacle when, for example, the chassis is pulled out.
(2)Do not short between the LIVE side GND and ISOLATED(NEUTRAL
side GND or never measure with a measuring apparatus measure
with a measuring apparatus ( oscilloscope, etc.) the LIVE side GND
and ISOLATED(NEUTRAL) side GND at the same time.
If the above precaution is not respected, a fuse or any parts will be broken.
Since the circuit diagram is a standard one, the circuit and
circuit constants may be subject to change for improvement
without any notice.
NOTE
Due improvement in performance, some part numbers show
in the circuit diagram may not agree with those indicated in
the part list.
When ordering parts, please use the numbers that appear
in the Parts List.
18 4.4
19 4.4
20 4.4
IC702
1 0
2 0
3 0
4 0
5 4.8
6 4.7
7 0
8 5
IC703
1 0
2 5
3 5
IC704
1 12.5
2 0
3 4.7
IC852
1 15.6
2 8.8
3 0
IC853
1 7.9
2 4.9
3 0
IC860
1 0
2 2
3 4.9
4 0.8
5 4.9
6 4.7
7 0.2
8 0
9 4.9
10 0
11 4.9
12 0.2
13 0
14 4.9
15 0
16 4.9
Q001
E 0
C 3.9
B 0
Q101
E 1
C 8.8
B 1.7
Q131
E 2.2
C 0
B 1.6
Q161
E 2
C 5.7
B 2.7
Q211
E 3.7
C 8.8
B 0
Q232
E 0
C 0.9
B 0.1
Q233
E 3.3
C 8.8
B 4
Q352
E 8.1
C 8.8
B 9
Q353
E 0
C 9
B 0
Q621
E 0
C 0.2
B 0
Q622
E 0
C 0.2
B 0
Q623
E 10.3
C -0.9
B 10.4
Q625
E 0
C 19.3
B 0
Q641
E 0
C 1.3
B 0.1
Q642
E 0
C 0
B 0.7
Q701
E 3.7
C 2.4
B 3
Q861
E 0
C 4.9
B 0
TU001
1 3.9
2 0
3 4.8
4 3.7
5 3.9
6 4.7
7 4.8
8 0
9 31.4
10 0
11 0
)
(No.YA095)2-52-6(No.YA095)
MAIN PWB CIRCUIT DIAGRAM (2/2)
!
!
!
!
!
OPEN
OPEN
!
OPEN
OPEN
!
.001
22K
22K
HS002 HEAT SINK
LC31678-001A
OVP
TSD
OSC
DRIVE
100/50
GND
Vcc
!
680
470p
*5
MAIN PWB(1/2)
EHT
9V_VC
FBP
ABL
GND
V_OUT
OPEN
OPEN
!
NRVA02D-102X
100/16
1.5K
47/25
OPEN
8.2K39K
2.7K
.018
390
.82
27K
*5
!
0
3.3K
OPEN
100
QRE121J-120Y
12K
270
330
HS003 LC32111-002A HEAT SINK
V. OUT
THERMAL
PROTECTION
-VCC
NRVA02D-242X
!
!
!
22
HS004
CEHE015-001WU
HEAT SINK
4.7K
OPEN
1.5K
OPEN
NRVA020-752X
12K
680
18K
QRT029J-1R2
*1
330p/500
QRL039J-152
*1
100K
39K
0
2.2/50
2200/25
OPEN
56K
BW
10/50
150p/500
10K
QRL039J-152
1.2K
*1
OPEN
12K
33K
PUMP
UP
AMP
VCC
100/35
QFN32AK-
102Z
470/35
QRL029J-221
.056
V. CENTER
OPEN
SW
150K
150K
OPEN
QQLZ026-540
!
X
2
QRT029J-2R
QEHR1VM-108Z
!
4.7
OPEN
!
330
100/35
!
OPEN
QFZ0200-422
RU30A-F1
QFP32JJ-183
QRL039J-100
HS005
CM42862-00G-H
HEAT SINK
QFZ0196-143
X
47
.01
2.7K
OPEN
OPEN
!
OPEN
OPEN
OPEN
100/160
QFZ0197-474
QEZ0195-475Z
HS009
OPEN
HEAT SINK
2SK3567
OPEN
!
QRK126J-1R0X
10/250
QQR1027-005
680
560p/500
120K
5.6K
!
TP-91B
NC
FOR TEST
X-RAY1
X-RAY2
GND
HB
NC
GND
HEATER
NC
B1
CRT SOCKET PWB
HV
FOCUS
SCREEN
DEF YOKE
!
V1
V2
( V)
H3
( H)
NC
H5
H_OUT
PANORAMA
GND
8V
BT
STB_VCC
GND
AU_VCC
MAIN_POW
!
2.7M
GND
AU_VCC
STB_VCC
!
!
MAIN_POW
15V
15V
BT
GND
8V
EW
!
STB_VCC
470/25
!
OPEN
OPEN
!!
.001
!
*5
BW
47K
0
82
180
*5
220/16
1K
OPEN
GND
MAIN_POW
!
!
!
!
.001
.001
560/200
BW
!
.01/400
680K
47
.15
.18
OPEN
2200p
2.2K
*5
330p
.0018
!
OPEN
OPEN
BW
!
3.3K
*5
.1
VOLTAGE
FEED BACK
!
.001
!
1000/35
1500p
OPEN
OPEN
BW
!
BW
1000/25
BW
2.2K
OPEN
1000p
OPEN
220/160
OPEN
!
BW
OPEN
OPEN
220p
BW
OPEN
OPEN
47
470/25
47
OPEN
!
OPEN OPEN
1000/25 1000/16
2WMFR
18K
AU_VCC
47
8V
15V
GND
B1
BT
1/50
PIN NO.
IC421
1 2.6
2 27.9
3 2.5
4 0
5 14.5
6 28.3
7 2.6
IC911
1 130.5
2 0.1
3 0
4 18.3
5 1.7
IC921
1 134.7
2 13.1
3 0
Q501
E 0
C 58.7
B 0.4
Q511
E 0
C -0.1
B 133
Q531
E 0
C 9.8
B 0
Q532
E 9.9
C 0
B 9.8
Q541
E 5
C 0.5
B 4.4
Q542
E 5
C 0
B 4.4
Q543
E 0
C 19.3
B 0.6
Q560
S 24
D 92.6
G 23.7
Q561
E 0
C 1.1
B 0
Q951
E 0
C 0.6
B 1.3
Q971
E 134.6
C 0
B 134.2
PC560
1 1.1
2 0
3 24
4 23.7
PC921
1 14
2 13
3 1.7
4 16.6
41 8.2
42 4.3
IC5701
1 NC
2 NC
3 NC
4 NC
5 NC
6 0.4
7 0.4
8 0
9 NC
10 NC
11 0
12 0
13 0
14 4.3
15 4.2
16 4.9
Q5001
E 4.7
C 0
B 4
Q5002
E 4.7
C 0
B 4
Q5211
E 5.9
C 8.8
B 6.6
Q5212
E 5.2
C 8.8
B 5.9
Q5251
E 2.4
C 8.1
B 3
Q5252
E 8.8
C 3.9
B 8.1
Q5253
E 3
C 0
B 2.3
Q5261
E 3
C 0
B 2.3
Q5262
E 2.4
C 8.1
B 3
Q5263
E 8.8
C 3.9
B 8.1
Q5384
E 0
C 0
B 0
Q5385
E 0
C 0
B 0
Q5386
E 0
C 0
B 0
Q5387
E 0
C 0
B 0
Q5501
E 8.8
C 1.7
B 8.8
Q5901
E 8.8
C 0
B 8.8
Q5902
E 0
C 0.1
B 0.1
Q5903
E 8.8
C 0.1
B 8.8
Q5904
E 0
C 0
B 0.1
Q5905
E 0.1
C 8.8
B 0.4
Q5906
E 0
C 8.8
B 0.4
Q5907
E 0
C 8.8
B 0.4
Q5908
E 0.1
C 8.8
B 0.4
)
V2
GND
VT
GND
EXT.COMP
GND
COUT5VYOUT
MTS_ADJ
AHSMODE
GND
AHSSW
GND
MAIN PWB (1/2)
5V
9V
9V
NC
9V_GND
9V_GND
5V_GND
5V_GND
A_MUTING
GND
GND
GND
GND
FS
SCL
BBESW
GND
MP
SDA0
IC5201-4
1 Vp-p
IC5201-17
(H)
0.5 Vp-p
IC5201-20
(H)
1.6 Vp-p
IC5501-10
(H)
1 Vp-p
IC5501-30
(H)
2 Vp-p
IC5501-32
(H)
0.7 Vp-p
IC5501-34
(H)
1.5 Vp-p
IC5501-36
(H)
1.7 Vp-p
IC5501-38
(H)
(H)
2 Vp-p
(No.YA095)2-92-10(No.YA095)
CRT SOCKET PWB CIRCUIT DIAGRAM
X
QQLZ026-540
MAIN PWB (1/2)
MAIN PWB (2/2)
QJB003-074022
Y_VM
Ys
Y
GND
SKT_Vcc
B1( 135V)
NC
HEATER
Y
GND
NC
HB
47
OPEN
OPEN
OPEN
560p
1K
47
!
R15
18K
150
OPEN10/160
OPEN
47
OPEN
OPEN
OPEN
47
22K
180p
2.2K
.0047
10/160
.0047
OPEN
1K
18K
150
560p
150
47
R
G
B
100/16
BW
MTZJ3.6B-T2
*5
OPEN
*5
10/50
150
150
12K
1.2K
3.9K
330
22K
180p
2.2K
1.8K
*5
390
560
*5
*5
*5
*2
100
150
470p
*5
OPEN
*1
*2
100
100
390p
47
220/16
OPEN
18K
22K
180p
2.2K
150
OPEN
OPEN
OPEN
OPEN
X
1.2K
QNZ0536-001
56K
56K
1.2K
X
X
QUY160-150Y
!
G1G2G3
BW
BW
.001
82
10
10
10
10
82
330
1K
X
100/6.3
100/10
330/10
X
W76QEN693X002
PICTURE TUBE
390
150p
QUB130-46A6AS
QUB130-46A6AS
HV
MAIN PWB (2/2)
FOCUS
SCREEN
Q3304-C
100 Vp-p
NOTE
*1
CHIP PNP Tr 2SA1530A/QR/-X OR 2SB709A/QR/-X
:
CHIP NPN Tr 2SC3928A/QR/-X OR 2SD601A/QR/-X
:
*3
CHIP PNP D-Tr UN2112-X OR DTC124EKA-X
:
*4
CHIP NPN D-Tr UN2212-X OR DTC124EKA-X
:
*5
SI DIODE 1SS133-T2
:
*6
ZENER DIODE MTZJ9.1C-T2
:
*7
ZENER DIODE MTZJ5.6A-T2
:
*8
SI DIODE RGP10J-04TS-T3 OR RGP10J-5025-T3
:
*9
SI DIODE
:
*10 : PNP TE 25A933AS/QR/_3
1SR35-400A-T2 OR 1N4003-T2
CRT SOCKET PWB ASS'Y
SGW-3001A-M2 : AV-30W475/S
(H)
BW
:*2BUS WIRE
X
NON-MOUNT( OPEN)
:
:
SAFETY PARTS
!
00 RESISTOR
:
:
*
DIFFERENCE PARTS
Q3305-C
95 Vp-p
(H)
PIN NO.
Q3103
E 3.3
C 11.9
B 0
Q3107
E 132.6
C 69.9
B 132.2
Q3108
E 4.5
C 69.5
B 5.1
Q3109
E 2.2
C 4.1
B 2.8
Q3304
E 1.5
C 160.5
B 2
Q3305
E 1.6
C 159.8
B 2
Q3306
E 1.6
C 156
B 2.1
Q3351
E 11.8
C -1
B 11.9
Q3306-C
120 Vp-p
DC (V
)
(H)
SGW-3002A-M2 : AV-30W475/Y
2-12(No.YA095)(No.YA095)2-11
SIDE CONTROL PWB CIRCUIT DIAGRAMFRONT CONTROL PWB CIRCUIT DIAGRAM
VIDEO-3
OPEN
SELECTOR
PWB
V3
V3_GND
AV
L3
A_GND
R3
0OPEN
10/50
2.2/50
75
OPEN
OPEN
220K
OPEN
FRONT CONTROL PWB ASS'Y
SGW-7001A-M2
MODE
DC (V
PIN NO.
IC7701
1 4.9
2 5
3 0
Q7702
E 5.6
C 5
B 0
)
MAIN PWB
(1/2)
CHXJIM00033
KEY
STB_5V
GND
2.2/50
1K
OPEN
220K
1K1.5K2.7K5.6K
SIDE CONTROL PWB ASS'Y
SGW-6001A-M2
OPEN
OPEN
CH-CH+VOL-VOL+
MENU
MAIN PWB(1/2)
OR DTA124EKA-X
47/25
POWER
100
NC
560
1.5K
100
LED HOLDER:
LC30190-001B-A
(No.YA095)2-132-14(No.YA095)
PATTERN DIAGRAMS
MAIN PWB PATTERN
CAUTION :
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
T
REPLACE ONLY WITH SAME TYPE AND RATED FUSE(S)
AND ROHM'S MFR'S TYPE CP(S).