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KV-J14P2S/J51PF2S
RM-869
KV-J14P2S/J51PF2S
RM-869
KV-J14P2S/J51PF2S
RM-869
KV-J14P2S/J51PF2S
RM-869
Schematic diagrams
? C VM boards
Schematic diagram
A (2/2) board /
PRINTED WIRING BOARDS
C
[RGB OUT, DEFLECTION]
C BOARD WAVEFORMS
A Board IC300 TDA8374A (KV-J14P2S)
A Board IC300 TDA8375A (KV-J51PF2S)
– C Board – (KV-J14P2S)
– C Board – (KV-J51PF2S)
– VM Board – (KV-J51PF2S)
A Board IC351 TDA4665T-T/ V5-118
PAL/SECAMW-W
26Vp-p (H) SECAM : 148Vp-p (H)
NTSC PAL/SECAM
150Vp-p (H)
PAL/SECAMNTSC
150Vp-p (H) 140Vp-p (H)
NTSC
150Vp-p (H)
PAL : 154Vp-p (H)
PAL : 100Vp-p (H)
SECAM : 140Vp-p (H)
4
43
32
21
AGC FOR IF
· TUNER
54
53
TUNER
T. D.P.
· DEMODULATOR
VIF AMPLIFIER
49
48
AFC · S/H VIDEO AMPL.
POL
VIDEO IDENT
IDENT
AFC
POL
VIDEO MUTE
MUTE
SW
CVBS-SWITCH
13 17
SOUND
TRAP
6
SVHS-SWITCH
SW
10
ChrCVBS Y
11
S-VHS
38
CVBS OUT
TRAP
BAND-
PASS
PAL / NTSC
DECODER
4.4 3.6
36 35 34
SECAM REF.
3316
HUE
FILTER
TUNING
30 29
R-Y
B-Y
REF
DELAY ·
PEAKING
G-Y MATRIX ·
SAT. CONTROL
R-Y
B-Y
32 31
TDA 4661
SAT
OUT IN
Y
28 27
· OUTPUT
RGB-MATRIX
26
BL
25
B
24
G
· SWITCH
R
23
RGB-INPUT
21
20
19
R
G
B
22
BEAM DUPR.
BACK-
STABILISER
CONTR
BRI
WHITE P.
BL. CURRENTCURRENT
18
VERTICAL
GEOMETRY
51
52
46
47
V-OUT POS.
V-OUT NEG.
EW-
GEOMETRY
45
50
EW-DRIVE
EHT
H/V DIVIDER
SYNC SEP.
· 1st LOOP
SEPARATOR
VERT. SYNC
VCO ·
CONTROL
· HOR. OUT
2nd LOOP
42 41 39 40
HOR. DRIVEBV
44 14 9 5 12 37
12C-BUS
TRANSCEIVER
78
SCL SDA
CONTROL DAC 's
17 x 6-BIT 's
2 x 4-BIT 's
IF-IN
4
3
REF
SIGNAL
CLAMPING
LINE
MEMORY
SAMPLE-
AND-
HOLD
LP
±(R-Y)
16
11
±(R-Y)
±(B-Y)
12
14
±(B-Y)
LP
HOLD
AND-
SAMPLE-
MEMORY
LINE
CLAMPING
SIGNAL
pre-amplifiers
addition
stages
output
buffers
colour-difference
output signals
SANDCASTLE
DETECTOR
DETECTOR
PHASE
FREQUENCY
9
analog supply
5
colour-difference
input signals
V
P1
sandcastle
pulse input
DIVIDER
BY 192
LP
5MHz
CCO
DIVIDER
BY 2
1
digital supply
10
GND1
3 4, 8
GND2
2 n.c.
n.c.6
n.c.13
n.c.15
3MHz shifting clock
7 i.c.
TDA4665
P2
V
MED848
VM
[VM OUT]