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Service Manual

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A<br />

E<br />

D<br />

C<br />

B<br />

MT8202M1V2 MT8202E (PBGA388) CRT/LCDTV DEMO/VERFICATION BOARD 4 LAYERS<br />

+5V [1,2,4,6,8,9,10,11,12,13,14]<br />

+5V<br />

+12V [1,2,9,10,11,12,14]<br />

+12V<br />

"GND Need Very Strong"<br />

GNDA<br />

GNDA [3,4,8,9,11,12,14]<br />

Rev History<br />

P# Date<br />

2005/09/30<br />

TCL_V1.0 Modified<br />

JP7<br />

2006/05/25<br />

TCL_V1.4 Modified<br />

1<br />

4 2006/08/17<br />

2<br />

4<br />

TCL_V1.5 Modified<br />

DIP12/WH/P2.0/R<br />

JP12A<br />

SB+5V SB+5V<br />

1<br />

GNDP 2<br />

C0402/SMD C70 ON/OFF 3<br />

0.1uF<br />

GNDP<br />

3x1 W/HOUSING R.A<br />

+12V<br />

DIP12/WH/P2.0/R<br />

DIP12/WH/P2.0/R<br />

1. INDEX / POWER / RESET<br />

2. LDO<br />

3. MT8202E PBGA388<br />

4. MT8202 ANALOG DECOUPLING<br />

5. MT8202 DIGITAL DECOUPLING<br />

6. DDR MEMORY & FLASH<br />

7. HDMI INPUT -SiI9011 / MT8293<br />

8. CCIR656 / MT5351 INTERFACE<br />

JP12<br />

AMP_GND AMP_GND 1<br />

9. VGA IN & PC AUDIO IN<br />

L59 FB<br />

1<br />

R504<br />

U27<br />

CE194<br />

AMP_+12V<br />

2<br />

6.5K<br />

470uF/25V<br />

AMP_+12V<br />

2<br />

10. CS5340 ADC & AV BOARD I/F<br />

+12V<br />

+12V<br />

3<br />

3<br />

1<br />

VCC<br />

GNDP 4<br />

11. AUDIO / VIDEO IN CIRCUIT<br />

CB196<br />

4<br />

GNDP<br />

AMP_GND<br />

0.1U<br />

D30<br />

SB+5V<br />

2<br />

LL4148<br />

GNDP<br />

12. CS4334 / WM8766(8768) ADAC<br />

R507<br />

PWRGD<br />

2.2K<br />

13. LVDS / CRT / TTL OUT<br />

3<br />

OVP<br />

14. BACK LIGHT / KEYPAD<br />

3 4<br />

Sensitive<br />

3<br />

OCSET<br />

ON/OFF<br />

8202UP3_0<br />

15. CARD I/F & DEBUG PORT & GPIO LIST<br />

R509<br />

220<br />

8202UP3_0<br />

1 Q24<br />

BSTH<br />

C230<br />

2N3904<br />

OPEN<br />

SOT23/SMD<br />

6<br />

DRVH<br />

BSTL<br />

9<br />

GNDP<br />

C226<br />

7<br />

1.0uF/16V<br />

PGND<br />

DRVL<br />

8<br />

GNDP<br />

GNDP<br />

2.2<br />

GNDP<br />

R513<br />

D32<br />

C207<br />

SC2602<br />

STPS2L40U NC<br />

MOS fET and T1 in the same side<br />

R514<br />

+5V<br />

1/2 Iout NC<br />

10<br />

GND<br />

SS/SHUT<br />

13<br />

VREF<br />

12<br />

SENSE<br />

11<br />

14<br />

C196<br />

470uF/16V<br />

L58 FB<br />

CB202 CB201<br />

R505<br />

10<br />

0.1U 0.1uF<br />

R526<br />

L60 FB<br />

C71<br />

1K<br />

C0402/SMD 0.1uF<br />

CB203<br />

C12<br />

0.1<br />

0.1uF<br />

CB205<br />

C0402/SMD<br />

0.1U<br />

C225<br />

R506 5.1K<br />

NC<br />

R508 1K<br />

R519<br />

2.2K<br />

R57<br />

10K<br />

R518 10K<br />

5<br />

PHASE<br />

R510<br />

680<br />

HOLE/GND<br />

HOLE/GND<br />

R511 R511<br />

H8<br />

H7<br />

HOLE/GND<br />

CB204<br />

OPEN<br />

H4<br />

9<br />

9<br />

2<br />

2<br />

9<br />

CB4 D31<br />

0.1UF<br />

U29<br />

L69<br />

9<br />

2<br />

2<br />

8<br />

8<br />

3<br />

3<br />

9<br />

NC<br />

9<br />

2<br />

2<br />

STPS2L40U<br />

R512<br />

8<br />

1<br />

S1 D1<br />

8<br />

BCK-4235 ( 10UH )<br />

8<br />

3<br />

3<br />

7<br />

7<br />

4<br />

4<br />

7<br />

8<br />

C0402/SMD<br />

8<br />

3<br />

3<br />

2.2<br />

7<br />

4<br />

4<br />

2<br />

G1 D1<br />

7<br />

6<br />

6<br />

5<br />

5<br />

6<br />

6<br />

5<br />

5<br />

7<br />

7<br />

4<br />

4<br />

3<br />

S2 D2<br />

6<br />

6<br />

6<br />

5<br />

5<br />

4<br />

G2 D2<br />

5<br />

PHKD13N03LT(N-MOS)<br />

CE195 CB207 CB206<br />

1000uF/10V 0.1U 0.1U L61 FB<br />

3 2<br />

2<br />

1<br />

1<br />

1<br />

1<br />

1<br />

1<br />

1<br />

L62 FB<br />

>=15mil<br />

H1<br />

H3<br />

+5V<br />

L63 FB<br />

>=15mil<br />

GNDP<br />

H6<br />

HOLE/GND<br />

2<br />

2<br />

3<br />

3<br />

4<br />

4<br />

5<br />

5<br />

9<br />

8<br />

7<br />

6<br />

9<br />

8<br />

7<br />

6<br />

HOLE/GND<br />

HOLE/GND<br />

2<br />

2<br />

3<br />

3<br />

4<br />

4<br />

5<br />

5<br />

9<br />

8<br />

7<br />

6<br />

9<br />

8<br />

7<br />

6<br />

C36<br />

Vin-R1*200uA=Vin-Rds(on)*Ilimite<br />

0.1uF<br />

C0402/SMD<br />

GNDP<br />

R1=Rds(on)max*Ilimite/200uA = 0.023 * 2A *1.25 /200uA = 184<br />

HOLE/GND<br />

2<br />

2<br />

3<br />

3<br />

4<br />

4<br />

5<br />

5<br />

9<br />

8<br />

7<br />

6<br />

9<br />

8<br />

7<br />

6<br />

1<br />

1<br />

1<br />

1<br />

L64 FB<br />

1<br />

1<br />

2 2<br />

HOLE/GND<br />

HOLE/GND<br />

L65 FB<br />

H2<br />

H5<br />

9<br />

SC1104 BOM<br />

9<br />

2<br />

2<br />

9<br />

9<br />

2<br />

2<br />

8<br />

SC1102 BOM<br />

D1 LL4148 *1<br />

8<br />

3<br />

3<br />

8<br />

L66 FB<br />

8<br />

3<br />

3<br />

7<br />

R1 184(2A)/368(5A) *1<br />

D2 MBRA130L *1<br />

7<br />

4<br />

4<br />

7<br />

7<br />

4<br />

4<br />

GNDP<br />

6<br />

D1 MBRA130 *1<br />

Q1A,Q2B STP40NE *2<br />

6<br />

5<br />

5<br />

6<br />

6<br />

5<br />

5<br />

L67 FB<br />

D2 MBR0520 *1<br />

C1 10uF/16V *1<br />

D3 MBRD1035 *1<br />

C2,3,4 270uF/16V *3<br />

Q1A,Q2B STP40NE *2<br />

C6 ? *1<br />

L68 FB<br />

C1 10uF/16V *1<br />

C8 1uF *1<br />

C2,3,4 270uF/16V *3<br />

C9 ? *1<br />

C5 0.1uF *1<br />

C15 ? *1<br />

C7,8 1uF *2<br />

C16 ? *1<br />

GND<br />

C10,11,12,13,14 180uF/6V *5<br />

C10,11,12,13,14 180uF/6V *5<br />

T1 4uH *1<br />

T1 4uH *1<br />

R2 10 0805 *1<br />

R6 508 0603 *1<br />

R3,5 1K 0603 *2<br />

R7 127 0603 *1<br />

GNDA<br />

R4 2K 0603 *1<br />

R8 ? *1<br />

GND<br />

R6 475 0603 *1<br />

R9 2.2 0603 *1<br />

R7 127 0603 *1<br />

R10 2.2 0603 *1<br />

R9 3.9 0603 *1<br />

R11 ? *1<br />

R10 2.2 0603 *1<br />

R12 ? *1<br />

U1 SC1102 *1<br />

R13 ? *1<br />

AUIO IN/OUT GND<br />

U2 SC1104 *1<br />

DIGITAL GND<br />

R1=Rds(on)max*Ilimite/200uA = 0.023 * 4A *1.25/200uA = 368<br />

1<br />

1<br />

1<br />

1<br />

5VSB<br />

Remark:<br />

The components which did not marked the value in<br />

the circuit are all using in SC1104 solution.<br />

Option RESET# CIRCUIT<br />

+12V<br />

CB2<br />

U1<br />

0.1uF<br />

LM809M3-4.38V<br />

SOT-23/SMD<br />

R324<br />

1 4.38V Threshold<br />

10K/NC<br />

+ CE4<br />

1<br />

C84<br />

4.7uF/10v/NC<br />

1u<br />

R9<br />

C0805/SMD/NC<br />

URST#<br />

R10<br />

1k<br />

1<br />

R11<br />

V2<br />

SW1<br />

Q19 4.7K/NC<br />

100k<br />

2 4<br />

2N3904<br />

1 3<br />

SOT23/SMD/NC D1<br />

R8<br />

1N4148/SMD/NC 47k/NC<br />

TTE SHENZHEN R&D CENTER<br />

SW4P/DIP/FLAT/NC<br />

Title<br />

MT8202<br />

URST#<br />

URST# [1,3,6,9]<br />

Size Document Number Rev<br />

C 2006-5-26 YWX<br />

Date: Monday, July 23, 2007<br />

Sheet 1 of 14<br />

A<br />

B<br />

C<br />

D<br />

E<br />

VCC 3<br />

RESET<br />

GND<br />

2<br />

1<br />

3 2<br />

1=3 2=4

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