TCL-THOMSON Electronics R&D Center (Shen’Zhen Lab)
Chassis Name
M123SP
南美软件
Serial No.
Issued on
2006-04-29
Page
10 of 13
Updated on
2006-07-29
Version
2.0
10. High voltage and Ib value limit test( random test )
Instruments
：
High voltage meter
，
Ib meter.
Input signal pattern
：
White vertical
Input signal intensity
：
60dBuv (1 Mv rms)
Test means
：
Connect High voltage meter and Ib meter. Test voltage of different
Ib separately, It should meet the requirements below
：
Anode high voltage (Kv)
21”
Model Ib,
Ib
scope
Value Diff.
Ib=50
µ
A
Scope:
50
µ
A&1200
µ
A
28.0±2.5
<2
11.Heater voltage test ( random test )
Instruments
：
RMS voltage meter
Input signal pattern
：
Philips test graphic
Input signal intensity
：
1 mVrms
（
60dBuV
）
to 50 mVrms
Connect the RMS voltage meter to the 2 ends of CRT glowers
，
test the heater voltage of
highest CR and Brightness, It should meet
：
6.3
±
0.3Vrms
12. CCD and VOL-CHIP function test
VOL-CHIP and CCD
function test
，
please find the service manual in detail.
13. Initialization
Under the factory mode
，
press
“
SOUND
”
button
，
the screen displays
“
WAIT
”
,
when the screen displays
“
OK
”
, the initialization finished. You can enter the next
working procedure.
14.EEPROM DATA
：
Note
：
the items with
*
are adjustable
，
the items with
BLUE COLOR
are work in CRT
parameter
，
other items are not
，
pls do not adjust them
；
Use
TMPA8873*SANG(
13-PA8873-PSP),D-Mode\
G2_FLAG04 posit 00
Use
TMPA8873*SBNG(
13-PA8873-PSPB),D-Mode\
G2_FLAG04 posit 40
FAC 01
Data
Model
RC
*
GC
*
BC
*
GD
*
BD
*
南美
M123SP
40 40 40
40
40
20E10
40 40 40
40
40
FAC 02
Data
Model
HIGH6
*
VP60
VLIN6
*
VSC6
*
VBLK6
VCEN6
*
南美
M123SP
26
00
0E
19
00
2A
20E10
26
00
10
17
00
21
HIGH5
*
VP50
VLIN5
*
VSC5
*
VBLK5
VCEN5
*
南美
M123SP
26
06
0B
17
00
2D
20E10
24 06 0B 16 00 24
16
