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Ics Functional Description - Haier DTA-2198 Service Manual

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U DL
0 ~ 3
V DL
0 ~ 3
LCNR
0 ~ 63
P11:
Items
C TRAP
0 ~ 3 2
H VCO
0 ~ 7
SIF BFP
0 ~ 3
SIF45 G DN
0 ~ 1
STRAP OFF
0 ~ 1
AFC1 UP 1
0 ~ 1
AFC1 UP 2
0 ~ 1
AFC2 DOWN
0 ~ 1
AFC2 UP
0 ~ 1
.

5. ICs functional description

1. IC201 R2J10165GC
SYMBOL
SP00/14bPWM
SP01/PWM
SP02/PWM
SP03/PWM
TEST0
P04/AD2
P05/AD1
P06/TIM31
AFT(AD0)
DEF VCC(8.0V)
V RAMP(+)
VRAMP CAP
AFC 1 FIL
DEF VCC(5.0V)
H OUT
FBP IN
DEF GND
VRAMP AGC
Cb IN YcbCr
Cr IN YcbCr
C-APC
XTAL
CHROMA GND
Y SW OUT
TEST/EW OUT
MCU 5.7 VDD OUT
PAL ID FIL
8.7V REG OUT
EXT AU(L)IN/EXT AU2
IN
EXT2 IN/C IN YC
CHROMA VCC(5.0)
EXT 1 IN/YIN YC/YIN Y
CbCr
5.7V REG OUT
VIF VIDEO OUT
VIF GND
3
0
32
Preset
Remark
3
0
0
0
1
1
0
1
PIN
1
SP00/14bPWM
2
SP01/PWM
3
SP02/PWM
4
SP03/PWM
5
TEST0
6
P04/AD2
7
P05/AD1
8
P06/TIM31
9
SIF auto phase control
10
8V POWER
11
V RAMP(+)
12
VRAMP CAP
13
SIF auto phase control filter
14
5V POWER
15
Horizontal SIGNAL OUT
16
FBP IN
17
GND
18
VRAMP AGC
19
Cb IN YcbCr
20
Cr IN YcbCr
21
C-APC
22
XTAL
23
CHROMA GND
24
Y SW OUT
25
TEST/EW OUT
26
MCU 5.7 VDD OUT
27
PAL ID FIL
28
8.7V POWER OUT
29
EXT AU(L)IN/EXT AU2 IN
30
EXT2 IN/C IN YC
31
CHROMA VCC(5.0)
32
EXT 1 IN/YIN YC/YIN Y CbCr
33
5.7V POWER OUT
34
VIF VIDEO OUT
35
GND
U signal delay adjust
V signal delay adjust
Down pillow shape distortion
Description
Colour trap wave adjust
Row frequency adjust
SIFstrap pass width choice
4.5Mhz sound plus attenuation switch; 0 = normal; 1 =
attenuation。
Sound trap wave switch
Level AFC1 plus adjust
Level AFC1 plus adjus
Level AFC2 plus adjus
Level AFC2 plus adjus
DESCRIPTION
8

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