Wave Forms - Hitachi C1421R Service Manual
Hide thumbs
Also See for C1421R:
- Instructions for use manual (16 pages) ,
- Instruction booklet (16 pages)
Table of Contents
Advertisement
• WAVE FORMS
SCHEMATIC
CHASSIS
(HITACHI)
• PAL -
B/G
OIAGRAM
CP-375
• PAL/SECAM -
B/G , SECAM -
L
• PAL -
I
NOTES
1 AU RESISTORS ARE 1/6W WATI UNLESS
OTHERWISE NOTED
2
CAPACITANCE VALUES 1 ANO ABOVE ARE lN pF
EXCEPT AS INOICATED
3
INDUCTOR VALUES ARE lN uH EXCEPT AS INDICATEO
4
ALL DIODE ARE 1 N414B EXCEPT AS INDICATED
5
ALl..
NPN
TRANSISTOR
ARE KTC3198Y All PNP TRANSISTER
ARE KTA 1266Y EXCEPT AS INDICATED
6 ALL lHE DC VOLTAGES
lN
EATH POINT ARE MEASURED
WlTH DIGITAL VOLTMETER
UNDER THE STANDARD PAL COLOUR BAR SIGNAL INPUT
(5 CHANNEL) ANO ALL CONTROLS SET TO lHE
MAXIMUM POSITION
AT NOMINAL UNE VOLTAGE AC 230V 50HZ
7
SINCE THIS SCHEMATIC DIAGRAM IS A
STANDARD ONE
THE CIRCUIT ANO CIRCUIT CONSTANS MAY BE SUBJECT TO
CHANCE FOR IMPROVEMENT WITHOUT ANY NOTICE
SAFETY CAUTION :
BEF"ORE SERVICING THIS CHASSIS 1T IS IMPORTANT THAT
THE SERVICE TECHNICIAN READ FOLLOW lHE
"X-RAY RADIATION PRECAUTION "SAFETY PRECAUTIONS"
ANO "PRODUCT SAFETY NOTICE" lN THE SERVICE MANUAL
PRODUCT SAFETY NOTE :
COMPONENTS MARKED WITH
6
ARE IMPORTANT FOR MAINTAINING
THE SAFETY OF lHE SET ANO SHOULD BE REPLACED ONLY
WITH TYPES IDENTICAL TO THOSE lN THE ORIGINAL OR
SPECIFIED ONE lN THE PARTS UST
DON T DEGRADE THE SAFETY OF THE SET THROUGH
IMPROPER SERVICING
WAVE FORMS
VIDE O
AUDIO
8 STEP PAL COLOR BAR 87 5% AM
1KHz SINE WAVE 60% FM
CD
5~6mV
P-P
@
26V
P-P
0
11V
P-P
@
2 3V
P-P
~-
~I'. r~.
/~f-
®
23mV
P-P
®
243V
P-P@
(i)
12V
P-P@
@
11V
P-P@
~:
•··
I
6V
_o_v ________
c
~~-
~~f.
®
06V
P-P@
@ o
1V
P-P@
([i)1V
P-P@
@
13V
P-P@
~1 ~r
i\
a
~~~·
@
22V
P-P@
@
22V
P-P ® @
27V
P-P®
@
10V
P-P®
~:~. ~l ~~[
1•-
@
OBV
P-P@
@7V
P-P@
@
4BV
P-P@
@
35V
P-P@
21J:
·t-\fJ
=~-~ --#-·
-- -- -- --
...
o
v
------
_____
..,
------------·
@
43 5V
P-P@
@
125V
P-P@
@
940V
P-P@)
@31
65 6V
P-P@)
--
--------
..
_[fJ.
22 lV
815mV
tu\
:l~
,-~-~
o~~ --~~;
I
------------·
_o_v __________ ..,
@
54V
P-P®
@
09V
P-P@)
@
50mV
P-P@)
@
46 7V
P-P@
tfu\ Jbt_
DC
hl:::j:
I~
-
2;~--------·
0.4V
_f)Y. ______
bttV ..
@
109V
P-P
@
254V
P-P
@)
568V
P-P
@
24 6V
P-P
~4l
m
:CUt
J~ffl
®
93V
P-P
@
OBV
p p@
@
592V
P-P@
@
93V
P-P@
·MI
AJT
XD:l.
·~1fl
06V
--- ------ o:v
Q~----------4
oJ'_'~~v------•
@>
92V
P-P
@
\022V
P-P
E~-
1~~~
DIFFERENT PART FOR SYSTEM
NO LOC
NAME
P-B/G
P-1
P/SECAM-L
1
PWC1
POWER CORO
CW42.32
CW.3222
CW4232
2
U101
TUNER
.330.3KHC
OT2-1V17D
.330.3KHC
3
SF101
SAW FILTER
G1966M
J1952M
G1966M
4
Z501
CERA FILTER
TPS5 5MB
TPSB OMB
TPS5 5MB
5
Z601
CERA FILTER
SFSH5 5MCB-
SET6 OMB
SFSHS SMCB-
6
Z602
CERA FILTER
-
-
-
7
1501
IC VGD
TDA8.374A
TDA8374A
TDA8374
8
150.3
IC SECAM
-
-
TDA8395
9
0705
TR
KTC3198C
-
KTC3198Y
10
0706
TR
KTC.3198C
-
I\I'C3198Y
11
0708
TR
KTA1266Y
-
KTA1266Y
12
0709
TR
KTA1266Y
-
KTA1266Y
13
R729
R C-FILM
33K
-
33K
14
R730
R C-Fil.M
33K
-
33K
15
R732
R C-Fil.M
4.7K
-
4.7K
16
R733
R C-FILM
4.7K
-
4.7K
17
R7.36
R C-Fil.M
4.7K
-
4.7K
18
R737
R C-FILM
4.7K
-
4.7K
19
C104
C ELECTRO
50V 4.7u
50V 4.7u
50V 33u
20
C105
C ELECTRO
50V 4.7u
-
50V 4.7u
21
G106
C CERA
25V 0.01u
-
25V 0.01u
22
C107
C ELECTRO
50V 4.7u
-
50V 4.7u
23
C108
C CERA
25V 0.01 UI
-
25V 0.01u
24
Z101
CERA FILTER
-
:
-
MKT40MA100P
25
Z102
CERA FILTER
-
-
MKT 40MA 1 OOP
26
IL01
IC AM OEMOD
-
-
STV8225
27
-
I
-
SLOt
SAW FILTER
L9461M
28
QL01
TR
-
!
-
KTC 3198Y
29
QL02
TR
-
'
-
1\l'C 3198Y
30
OL03
TR
-
-
KTC 3198Y
31
0702
TR
-
-
1\l'C 3198Y
32
OL01
DJODE
-
-
MA859
33
DL02
DIODE
-
;
-
MA859
34
RL01
R C-Fil.M
-
-
22K
35
RL02
R C-FILM
-
-
100
36
RL03
R C-Fil.M
-
-
2
2K
37
RL04
R C-FILM
-
-
10K
38
RL05
R C-FILJyl
-
-
10K
39
RL06
R C-FILM
-
-
68K
40
RL07
R C-FILJyi
-
-
1/4W 120
41
RLOB
R C-FILM
-
-
15K
42
RL09
R C-FILM
-
-
750
43
RUO
R C-FILM
-
-
2 2K
44
R101
R C-Fil.M
-
-
47
45
R712
R C-FILM
-
-
10K
46
R713
R C-FILM
-
-
6 BK
47
R752
R C-FILM
-
-
10K
48
R76.3
R C-Fil.M
-
-
too
49
CLOl
C CERA
-
-
sov
22
50
CL02
C ELECTRO
-
-
50V 47u
51
CL03
C CERA
-
-
50V O 01u
52
CL04
C ELECTRO
-
-
50V 4 7u
53
CL05
C CERA
-
-
50V 22
54
CL06
C ELECTRO
-
-
50V 4 7u
55
CL07
C CERA
-
-
sov
82
56
C707
C ELECTRO
-
-
50V tau
57
C728
C CERA
-
I
-
50V 0.022u
58
JPOB
WIRE COPPER
WIRE
COPPE~
WIRE COPPER
-
59
JP09
WIRE COPPER
WIRE COPPER
WIRE COPPER
-
60
'
22
I
DIFFERENT PARTS FOR CRT
NO
LOC
14"
20"
21"
ORION
PHIUPS
THOMSON
ORION
THOMSON
PHILIPS
THOMSON
1
CRT
A34JLL90XO 1
A34EAC01 X06
A34EFU 13XO 1
A48JLL90X02
A48EEV33X01
A 51 EAL55XO 1
A51EBV13X09
2
SCT1
ISMM03S
ISMM03S
-
ISMM03S
-
-
-
3
SCT2
-
-
1SHS09S
-
ISHS09S
ISHS095
ISHS095
4
D/GOIL
DC-1450
DC-1450
DC-1450
DC-2050
DC-2050
DC-2070
DC-2070
5
LP04
-
MD-5
MD-5
-
MD-5
-
-
6
LP03
MD-5
-
-
MD-5
-
MD-5
MD-5
7
L405
L-125
L-125
L-102
L-102
L-76
L-102
L-125
8
C409
2KV 470
2KV 470
2KV 470
2KY 470
2KV 220
2KV 470
2KV 470
9
C410
1 6KV 7500
1 6KV 6200
1 6KV 6200
1 6KV 7500
1 6KV 7200
1 6KV 7500
1 6KV 6900
to
C411
200V O 47
200V O 51
200V O 68
200V O 36u
200V O 39u
200V O 51
200V O 51
11
R302
1/6W 1 8K
1/6W 1 BK
1/6W 2 2K
1/6W 2 2K
1/6W 2 2K
1/6W 2 2K
1/6W 2 2K
12
R413
1/4W 120K
1/4W 150K
1/4W 150K
1/4W 68K
1/4W 82K
1/4W 68K
1/4W 68K
13
R415
tW 1 2(F)
A
\W 0.47(F)
1W O 18(F)
\W 2 4(F) A
1W 0.47(F)
2W 3(F) A
\W 1 2(F)
14
R807
1W 24K
1W 2 4K
IW 2 4K
1W 2 7K
IW 2 7K
lW 2 7K
1W 2 7K
15
R901-3
1/6W 3K
1/6W 2 4K
1/6W 2 4K
1/6W 2K
1/6W 2K
1/6W 2K
1/6W 2K
16
R904-6
1/6W 2K
1/6W 2K
1/6W 2K
1/6W 1 6K
1/6W 1.6K
1/6W 1 6K
1/6W 1 6K
17
P401
YFW500-05
YFW500-06
YFW500-06
YFW500-05
YFW500-06
YFW500-06
YFW500-06
.35135/0620+
.351.35/0620+
18
P401A
-
35179+ULW
35179+ULW
-
ODY-2190
ODY-2190
ODY-2190
-.350
-350
19
ZZ132
1401H-1015-1P 1401H-1015-1P 1401H-1015-1P 001H-1015-1P 001H-1015-1P
101H-1015-1P 101H-1015-1P
20
21
22
DIFFERENCE OF PARTS FOR OPTION
-
TELETEXT OPTION
OPTION
1701(1C MICOM)
I
X701(X-TAL)
I
C719(C MYLAR)
I
WEST EUROPE TELETEXT
DW5255M•
1
HC-49U 18MHz
[ 50V EU O 33MF
I
NON-TELETEXT
DW370M•
[ HC-49U 20MHz
I
-
I
-
ANTENNA OPTION
MODEL
NAME
R E MARK
PAL-8/G , P/SECAM-L
PH-RM-00.3
ROO ANTENNA
PAL-1
PH-RM-006
LOOP ANTENNA
CAPACITO R
COI L
RESISTOR
ELECTRO
*
PEAKING
íQó'
GARBON FILM
JVV'v-
CERAMIC
--H-
CHOKE
íQó'
(C)
M-OXIDE FILM
JVV'v-
(M)
CARBON COMP
JVV'v-
(CC)
CERAMIC CH
-H-
(CH)
BEAD
íQó'
(8)
FUSIBLE
JVV'v-
(F)
TANTAL
*
(T)
CEMENT
JVV'v-
(C)
ELECTRO NONPOLAR
-li--
(NP)
MYlAR
-li--
(M)
Hide quick links:
Advertisement
Table of Contents
