Emerson Orion TC1972D, Руководство по обслуживанию

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CAUTION
Before Servicing
the chassis. read the “IMPORTANT SERVICE SAFETY
I N F O R M A T I O N ” on page 2 of
this manual.
,,:
19’ REMOTE CONTROL COLOR
TELEVISION WITH ON-SCREEN
PICTURE CONTROLS
AKB
A U T O M A T I C KlNE
BIAS
CCD
CLOSED
CAPTION DECODER
SPECIFICATIONS
SPEAKER
6KHz 0+/-3db
SIZE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1/16" 0.33 oz. Magnet
VOICE
COIL IMPEDANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 o h m s
at
600Hz
ANTENNA INPUT IMPEDANCE . . . . . . . . . . . ....75 ohm Coaxial input
RECEIVING C
H
A
N N
E L S
UHF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1 4 - 6 9
C A T V . . . . . . . . . . . .
.
.
.
.
14-22 .
23-36 .
. (AA-FFF)
. .
. .
. . Carrier Frequency ...................................
45 .75MHz
Sound IF Carrier Frequency ................... . .................. 41 .25MHz
Color S u b - Frequency ................................... 42 .17MHz
WEIGHT ........................................................................ 3 8 l b s
DIMENSIONS .......................
CONTENTS
IMPORTANT
SERVICE SAFETY INFORMATION ................... 2
ELECTRICAL ADJUSTMENTS
1. BEFORE MAKING ELECTRICAL ADJUSTMENTS
1-1. PREPARE THE FOLLOWING MEASUREMENT
T O O L S F O R E L E C T R I C A L ADJUSTMENTS .... 3
2. BASiC AOJUSTMENTS
2-1. VIF AND AFT . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
2-2 BRIGHT. AGC. TINT AND COLOR .3.
4
2.3: CUT OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2-4. FOCUS . .
5
2-5. VERTICAL SIZE . . . . . . . . . . . . . . . . . . . .
5
2-6.
VERTICAL
POSITION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
j
2-7.
HORIZONTAL POSITION . . . . . . . . . . . . . . . . . . . .
5
3. PURITY AND CONVERGENCE ADJUSTMENT
3-1. STATIC CONVERGENCE ROUGH ADJUSTMENT ... 5
3.2: PURITY ............................................................... 5
3-3. STATIC CONVERGENCE
....................................... 6
3-4: DYNAMIC CONVERGENCE ................................. 6
M A J O R COMPONENTS LOCATION GUIDE ............................ 7
SEMICONDUCTOR BASE CONNECTIONS ............................. 8
BLOCK DIAGRAM .............................................................. 9
PRlNTED CIRCUIT BOARDS
M A I N ...................................................................... 10. , ,
CRT/REMOCON ............................................................ . 2
SCHEMATIC DIAGRAMS
TUNER .......................................................................... . 2
IF/MICON.. ................................................................... . 3
CHROMA ........................................................................
14
DEFLECTION .................................................................. . 5
POWER/AUDIO ............................................................ 1 6
MECHANICAL EXPLODED V I E W ........................................ . 7
MECHANlCAL REPLACEMENT PARTS L I S T . . . . . . . . . . . . . . . . . 8
ELECTRlCAL REPLACEMENT PARTS LIST ...... ...-............13. 19