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Service Manual TVGo DVB-T01
3
Chapter 1. INTRODUCTION
a.
Hardware
z
PC 586 above
z
Connection port : USB
b.
Operating System
z
Microsoft Windows 2000 SP4 or Windows XP SP1/SP2
c.
Available hard disk space
z
100MB used to install the driver and software
d.
Block Diagram
CIR Control
M9206
PC
DVB Tuner with
demodulator
USB
MPEG2
Transport Stream
Crystal 12Mhz
5V_SYS
5V_Tuner
2.5V SYS
5V Step up
DC/DC(AAT1102)
3.3V REG (AIC
1117-33)
3.3V REG (AIC
1117-33)
2.5V REG (AIC
1117-25)
3.3V SYS
3.3V DVB
1.8V REG (AIC
1117-18)
1.8V DVB
3.3V SYS
2.5V SYS
3.3V DVB
1.8V DVB
5V_Tuner
POWER Distribution
Summary of Contents for TVGo DVB-T01
Page 1: ...Service Manual TVGo DVB T01 Version 1 0 ...
Page 5: ...Service Manual TVGo DVB T01 5 b Remove screws Remove screws ...
Page 6: ...Service Manual TVGo DVB T01 6 c Open the case ...
Page 7: ...Service Manual TVGo DVB T01 7 d Remove PCB from case ...
Page 10: ...Service Manual TVGo DVB T01 10 Check USB Power b Check USB Power 4 5 5 5V CN2 Pin 1 ...
Page 11: ...Service Manual TVGo DVB T01 11 c Check 2 5V Check U6 Pin 2 2 5V ...
Page 12: ...Service Manual TVGo DVB T01 12 d Check System 3 3V Check System U7 Pin 2 3 3V ...
Page 13: ...Service Manual TVGo DVB T01 13 e Check DVB 3 3V Check DVB 3 3V U3 Pin 2 ...
Page 14: ...Service Manual TVGo DVB T01 14 f Check DVB 1 8V Check DVB 1 8V U4 Pin 2 ...
Page 15: ...Service Manual TVGo DVB T01 15 g Check Tuner 5V Check Tuner Pin 3 4 5V ...
Page 16: ...Service Manual TVGo DVB T01 16 Replace U5 ...
Page 18: ...Service Manual TVGo DVB T01 18 Replace Y1 ...
Page 19: ...Service Manual TVGo DVB T01 19 i Check T1 DVB Clock Check T1 Pin12 DVB Clock ...
Page 22: ...Service Manual TVGo DVB T01 22 Service Manual TVGo DVB T01 22 Replace U2 ...