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5-1. BLOCK DIAGRAMS (1)
CN7444
QP-
QP (-) 1
CN7442
5 QP (+) QP (-) 2
QP+
TO A BOARD 4 QP (-) VM AMPLIFIER QP (+) 3
+9V
CN7000 BUFFER Q7400
1 VM VM AMPLIFIER VM AMP QP (+) 4
BUFFER Q7403 OUTPUT Q7406
VM AMPLIFIER VM 7
BUFFER Q7401
VM
VM AMPLIFIER VM AMP VM 8
BUFFER Q7405 OUTPUT Q7407
NECK ASSY
VM ( VELOCITY
MODULATION )
CN2501
R 4
TO
L 1 SPEAKERS
TU100
CN2502
SCL R IN
AUDIO PROCESSOR 3
AUDIO AMPLIFIER
SDA IC2000 IC2500 L IN 5
FM/AM TO H2 BOARD
60 MONO IN (AM) RIGHT R OUT 2
SPEAKER OUT R 27 5 IN R OUT R 12 CN2908
QSS LEFT
67 IF INI L OUT 6
SPEAKER OUT L 28 1 IN L OUT L 14
VIDEO SCL
2 SCL WOOFER
SUBWOOFER OUT 30 6 IN W CN2500
SDA
CN1000 3 SDA 9 MUTE W 3
WOOFER 1 TO
OUT W
RIGHT OUT SUBWOOFER
36 SC1 OUT R
10 MUTE
RIGHT IN
OP. AMP
57 SC1 IN R IC5104 CN5100
LEFT OUT ROT - ROT-
37 SC1 OUT L 1
1 TO
LEFT IN
56 SC1 IN L ROT+ ROT+ 3
ROTATION
4 COIL
BLUE IN 1
71 XTAL IN OP. AMP IC5301 COMPARATOR IC5302
CN5002
GREEN IN 1 DAC IC5103 DF DRIVE 2
5 6 7
RED IN 1 DF PHOCUS PHASE
72 XTAL OUT 3 6 3
VIDEO OUT 1 M PIN CONT M PIN CONT 4 TO D BOARD
7
CN8810
VIDEO IN 1
H CENTRE 3
CN1001 (1/2) BACKEND: DEFLECTION -
1 RIGHT OUT RGB PROCESSOR CN7001
33 SC2 OUT R R- 1
IC7002
2 RIGHT IN
54 SC2 IN R R+ 2
FS 100
3 33 YSYM 2 R OUT 30
LEFT OUT
34 SC2 OUT L B TXT G- 3
34 B2 IN
6 LEFT IN TO C BOARD
53 SC2 IN L G TXT G+ 4
35 G2 IN G OUT 28 CN7301
7 BLUE IN 2
R TXT B- 5
11 GREEN IN 2 36 R2 IN
Y IN 100 B+ 6
52 Y1 IN B OUT 26
15 RED IN 2
U IN 100
19 VIDEO OUT 2 53 CB1 IN CN5801
V IN 100 MP PARA MP PARA 2
20 54 CR1 IN EXTRA PARA 63
VIDEO IN 2
H SYNC DF PARA DF PARA 1
59 HS IN DF PARA 64
E/W E/W 3
CN1001 (2/2) V SYNC
60 VS IN EW OUT 1
1 RIGHT OUT TO D BOARD
PIP Y H DRIVE H DRIVE 5
56 Y2 IN HD OUT 17 CN8620
2 RIGHT IN
51 SC3 IN R PIP CB AFC PULSE AFC PULSE 6
57 CB2 IN HP IN 18
3 LEFT OUT
PIP CR X RAY X RAY 8
58 CR2 IN X RAY IN 20
6 LEFT IN
50 SC3 IN L V OUT IC5400
19 VIDEO OUT 2
VDP OUT 5 1
20 V/Y IN 3
VDN OUT 6 7
CN2000
PART OF
1 KEY HEADPHONE
V PROT
AMPLIFIER VPROT 16 DYNAMIC
4 Y/CVBS FRONT Q5400
IC2001 CONVERGENCE OP. AMP
TO H2 BOARD Q5401
6 LEFT IC5200 IC5201
CN2906 5 1 48 FR IN R CN5200
CY+ 1
9 RIGHT 3 5 3 6
3 7 47 FR IN L
CY- 3
2 6 2
CN0103
2 LED CN7000
TO F2 BOARD VM 1 TO VM BOARD
1 SIRCS VM OUT 45
CN0981 CN7442
TO A BOARD
SHEET 2
J2000
R OUT
L OUT
A 1/2 ( VIDEO AND AUDIO PROCESSORS,
AUDIO OUTPUT, VERTICAL DEFLECTION )
- 23 -
5-1. BLOCK DIAGRAMS (2)
FV
TO D BOARD
TO A BOARD FV (T6804)
SHEET1
IC7300 J7375
CN7301 VIDEO OUT (RED)
PART OF
G4
OVERVOLTAGE
PROTECTION 1 R-
1 VB
Q5816 R
2 R+ 10
CN6200 3 VI VO 8
1 3 G-
TO G BOARD 5 IK G
9
2 CN6008 4 G+
TO A BOARD
CN7001 B
5 B- 8
SCAN RATE CONVERTER, CN0101
COLOUR DECODER AND I/O A3 6 B+
SCL
VIDEO SWTICH IC7325 G2
6dB AMPLIFIER 13
IC3200 SDA B3
9 IK VIDEO OUT (GREEN)
100Hz BUFFER FOR THE
Y IN 100 Y SCAN RATE MONITOR LED A4
2 AY OUT 100
BACKEND OUTPUT CVBS 1 VB H1
SIRCS B4 3
Q3300 AU OUT 100 79
(2ND SCART) PICTURE TUBE
Q3204 AGC A5 3 VI VO 8
BLK 100
8 NC AY OUT 100 76
MODE 3 B5 5 IK
H SYNC
17 H OUT 100
6dB AMPLIFIER HV
OVP OVP B6
V SYNC FOR THE
23 V OUT 100 X IN 70
BLK 1
MONITOR V OUT 2 GROUP DELAY A7
STANBY SW
37 FBL 1 OUTPUT CVBS Q7355
OCP B7
BLK 2 (2ND SCART) TO D BOARD
38 FBL 2 X OUT 69 COINCIDENCE
Q3201 VIDEO RF COINCIDENCE A8 IC7350
HV (T8800)
RED IN 1 DETECTOR VIDEO OUT (BLUE)
39 R IN 1 CVBS OUT 1 63 STANBY SW
GREEN IN 1 Q1005 MAIN RY B8 Q7352
40 G IN 1 CN7300
CVBS OUT 2 62
100Hz BUFFER DGC RY A9 1 VB
BLUE IN 1 CVBS PIP H1
41 B IN 1 CVBS OUT 3 61 U SCAN RATE V IN 100 5 TO D BOARD
BACKEND B TEXT B10 STANBY SW
VI VO
RED IN 2
46 R IN 2
C FRONT Q7353
3 8 CN6500
CVBS 7 58
Q3302 B11
GREEN IN 2 Y/CVBS FRONT G TEXT TO M BOARD VOLTAGE DET
47 G IN 2 CVBS 6 57 +12V Q7354, 7350
5 IK
CN0001
RESET AUDIO A12
BLUE IN 2 C IN 3
48 B IN 2 CVBS 5 56
100Hz BUFFER R TEXT B12 RV7375
VIDEO RF V/Y IN 3
52 CVBS 1 CVBS 4 55 U SCAN RATE U IN 100 G2
AUDIO MUTE A13
BACKEND
C( )
V IN 1 V IN 2
53 CVBS 2 CVBS 3 54
Q3301 FS 100 B13
CRT DRIVE
MODE 1 A14
AV LINK A15
MODE 2 B15
LINE MUTE B16
H SYNC H SYNC A17
V SYNC V SYNC B17
CVBS TXT TXT VIDEO A19
KEY A20
12C DISABLE B20
12 C ADAPTOR
+3.3V 5V - 3.3V
Q3500
12 C ADAPTOR J2900
5V - 3.3V
Q3501 CN0102
SERVICE CONNECTOR CN2908
SCL 2
SDA 3 WOOFER MUTE 1
CS 4
A 2/2 ( VIDEO AND AUDIO PROCESSORS, AUDIO
OUTPUT, VERTICAL DEFLECTION ) AGC 5
TO A BOARD
R OUT
R IN
2
3
CN2502
L IN 5 J2900
L OUT 6 HEADPHONES
POWER CN2900
CN2906
CN6981 CN6982 AUDIO L 6
1 1 L
AUDIO R 9
2 5 R
TO A BOARD VIDEO
D0993 CN0981 CN2000
+5V LED 2
IC0981 Y/CVBS 4 1 Y/C
TO A BOARD 3
SIRCS 1 CN003 C 2
OUT
4
2
F2 ( LED AND IR
RECEIVER, POWER
SWITCH ) H2( AUDIO IN, Y/C IN,
HEADPHONE IN )
- 24 -
5-1. BLOCK DIAGRAMS (3)
DF DRIVE