Qls 14N23, Руководство по обслуживанию

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Chassis Name
M123SP
南美软件
Serial No.
Issued on
2006-04-29
Page
4 of 13
Updated on
2006-07-29
Version
2.0
Table of Content
Ⅰ
. SUMMARIZE........................................................................................................................... 5
Ⅱ
. ALIGNMENT CONTENTS
：
................................................................................................ 6
1.
A
DJUSTMENT OF
B+
VOLTAGE
................................................................................................ 6
2. RF AGC
ADJUSTMENT
............................................................................................................ 6
3. S
CREEN
& F
OCUS VOLTAGE ADJUSTMENT
.............................................................................. 7
4. 1 A
DJUSTMENT OF
S
UB
-
CONTRAST
, S
UB
-
TINT AND
S
UB
-
COLOR FOR
NSTC
AND
PAL
SIGNAL
4. 2 W
HITE BALANCE ADJUSTMENT
(NORMAL) ................................................................... 8
5. A
DJUSTMENT OF
S
UB
-
BRIGHTNESS
........................................................................................ 8
6.
PICTURE GEOMETRIC ADJUSTMENT
........................................................................................ 8
7.X
RAYS OVER VOLTAGE PROTECTING CIRCUIT TEST
: .............................................................. 8
8. PS
LINE POLARTITIES TEST
: ................................................................................................... 9
9.PS
POWER TEST
(R
ANDOM TEST
) :........................................................................................... 9
10.
H
IGH VOLTAGE AND
I
B VALUE LIMIT TEST
(
RANDOM TEST
) ............................................... 10
11.H
EATER VOLTAGE TEST
(
RANDOM TEST
)............................................................................ 10
12. CCD
AND
VOL-CHIP
FUNCTION TEST
............................................................................... 10
13. I
NITIALIZATION
.................................................................................................................. 10
14.EEPROM DATA
：
............................................................................................................. 10
3
、
Alignment Procedure
10