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TC-14B10P / TC-20B10P
Service Adjustments and Calibrations
METER
ELETROSTÁTICO
20 INCHES
14 INCHES
26,5 + 1,0 _ 1,5KV
24,5 + 1,0 _ 1,5KV
RESISTIVO
26,0 + 1,0 _ 1,5KV
24,0 + 1,0 _ 1,5KV
1.2- Press 5 at the remote control to make appear a white
line for screen calibration. In order to make tHe line
disappear press 5 again.
DAC DIRECT TABLE
MEMORY - DIRECT ACCESS METHOD
1.1- To obtain direct access to memory go to item
CHQ1
,
press simultaneously VOL(_) at the TV set and mute
at the remote control.
1.2- To alternate between memory positions press 3or 4.
1.3- To change the contents of each memory positions
press VOL(+) or VOL(_), the letter will remain red. To
memorize the changes press 0, the letter will go
back to white.
1.4- To exit memory press 1 or 2 to alternate between
the CHQs or press
N
to exit
SERVICE MODE
.
DATA MEMORY ON THE SCREEN
EEPROM MEMORY MAP
ELECTRICAL INSPECTION
1-
EQUIPMENTS REQUIRED
1.1- High voltage meter, range to 30kv (eletrostatic or
resistive)
1.2- Voltmeter, range 30VDC, 150 VDC and 300VAC
1.3- Voltmeter RMS
1.4- DY,CY,CRT
2-
PREPARATION
2.1- Position controls on the following positions:
NORMAL IMAGE .... ADJUSTED
VOLUME .......... MINIMUM
TV/VIDEO ............ TV
POT SCREEN ................CENTER
POT FOCUS ........... BEST POINT ( VISUAL)
3-
VOLTAGE INSPECTION
3.1- Adjust AC input voltage to 110V.
3.2- Turn on the S801 switch.
3.3- Apply a CROSS HATCH pattern.
3.4- Adjust controls SUB BRIGHT ( SUB BR) in CHQ5
and SCREEN to obtain
corrente de feixe zero
.
3.5- Verify the voltage on the points below:
3.6- Position SCREEN and SUB BRIGHT ( SUB BR) to a
level where image is visible.
INSPECTION OF THE DEFLECTION
CIRCUITS AND PRE-ADJUSTMENTS
1-
REQUIRED EQUIPMENTS.
1.1- High voltage meter, range up to 30Kv (eletrostatic or
resitor).
2-
PROCEDURES.
2.1- Apply a PHILIPS pattern.
2.2- Select VERTICAL HEIGHT (V ALT) in CHQ3.
2.3- Adjust the heigth to obtain a correct image.
2.4- Apply a CROSS HATCH pattern.
2.5- Adjust BRIGHT, SUB BR, in CHQ5, SCREEN
minimum to obtain current=0
2.6- Measure high voltage with the voltmeter and verify if
is within the limits below:
VOLTAGE
90V ± 2,0V
TEST POINT
METER
C823 (+)
300V
190V ± 15V
E33 - PIN 1
300V
22V ± 2,0V
D850 (K)
30V
44V ± 2,5V
D852 (K)
50V
9V ± 1V
TPE9
30V
5V ± 1V
TPE10
30V
6,3 V
RMS
± 0,24V
Y33 - PIN 4
30V
RMS
180V ± 15V
E33 - PINO 1
300V
For 14 models only
ENGLISH
CHQ1
CHQ2
CHQ3
CHQ4
CHQ5
OP1
SUB-COR
HC
AFT
B-CUT
OP2
COR
VC
VID
G-CUT
OP3
SUB-NITIDEZ
V ALT
RF
R-CUT
OP4
NITIDEZ
---
B-DR
OP5
SUB-CONTRAST
R-DR
OP6
CONTRAST
SUB BR
---
SUB-BRIGHT
BRIGHT
---
BRIGHT
---
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SUB-MATIZ
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MATIZ
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Summary of Contents for TC-14B10P
Page 3: ... 3 Operation Guide TC 14B10P TC 20B10P ENGLISH ...
Page 4: ... 4 Operation Guide TC 14B10P TC 20B10P ...
Page 5: ... 5 Operation Guide TC 14B10P TC 20B10P ENGLISH ...
Page 15: ... 15 TC 14B10P TC 20B10P Schematics Diagrams Y Boad CRT 14 Y Boad CRT 20 Yoke Board ENGLISH ...
Page 19: ... 19 TC 14B10P TC 20B10P Cabinet Parts Location Vista por Explosión ENGLISH ESPAÑOL ...
Page 31: ... 31 Guia Rápido de Operación TC 14B10P TC 20B10P ESPAÑOL ...
Page 32: ... 32 Guia Rápido de Operación TC 14B10P TC 20B10P ...
Page 33: ... 33 Guia Rápido de Operación TC 14B10P TC 20B10P ESPAÑOL ...