Service Manual
Chapter 5. Parts List
Description Part
number
Description Part
number
U1 USB6B1S08
K1309061
X1 9.216MZH K0809012
IC1 ST7550
K1309060
K4
K0917006
IC2 ST7554
K1309059
C16 27PF 0603
K1509048
C10 33PF 0603
K1509046
C5 0.1U 0603
K1509028
Chapter 6. Tools
1.Screwdriver Cross
2.Oscilloscope
Version 1.0
Page 11
Summary of Contents for GM56USB
Page 1: ...Service Manual GM56USB MODEM...
Page 5: ...Service Manual B Check U1 Pin 1 5V U1 PIN 1 5V Version 1 0 Page 4...
Page 6: ...Service Manual C Check U1 Pin 3 Data Clock U1 PIN 3 Version 1 0 Page 5...
Page 7: ...Service Manual D Check X1 Working Frequency C10 X1 C16 IC2 Version 1 0 Page 6...
Page 8: ...Service Manual E Check IC1 Pin 41 Reset Signal IC1 Version 1 0 Page 7...
Page 9: ...Service Manual F Check K4 Pin4 K4 PIN4 Version 1 0 Page 8...