Ics Functional Description - Haier DTA-2198 Service Manual

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