Wave Forms - Hitachi C1421R Service Manual

• 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)