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Checking Flow
5. Trouble shooting
- 100 -
More than 0dBm
Replace Bluetooth antenna
(BT201)
No
Yes
Check a condition of
U202 soldering
Replace U202
No
Yes
Replace Main PCB Board
No
Yes
condition is
good?
condition is
good?
condition is
good?
Replace U202
Replace Main PCB Board
Yes
No
Check a condition of Clock
(R207-32k, C635-26M)
Check a condition of power supply
(C220-2.85V, C221-1.5V, C222-1.8V, C230-1.8V
C201-2.72V, C202-2.8V)
Check a condition of Balun filter
output(FL201) power by using Spectrum
Bluetooth
Working is good?
No
Finish
Yes
Bluetooth
Working is good?
No
Yes
Yes
Yes
Summary of Contents for KE600
Page 1: ...Date October 2006 Issue 1 0 Service Manual Model KE600 Service Manual KE600 ...
Page 3: ... 4 ...
Page 5: ... 6 ...
Page 53: ...3 TECHNICAL BRIEF 54 3 16 BLUETOOTH Figure 28 BLUETOOTH Functional block diagram ...
Page 69: ...4 PCB layout 70 Figure 45 Main PCB bottom Figure 46 Main PCB bottom placement ...
Page 70: ...4 PCB layout 71 Figure 47 Sub PCB top Figure 48 Sub PCB top placement ...
Page 71: ...4 PCB layout 72 Figure 49 Sub PCB bottom Figure 50 Sub PCB bottom placement ...
Page 89: ...5 Trouble shooting 90 ...
Page 116: ...6 Download S W upgrade 117 6 2 Download program user guide ...
Page 117: ... 118 6 Download S W upgrade ...
Page 118: ... 119 6 Download S W upgrade ...
Page 119: ... 120 6 Download S W upgrade ...
Page 127: ... 128 8 PCB LAYOUT ...
Page 128: ... 129 8 PCB LAYOUT ...
Page 129: ... 130 8 PCB LAYOUT ...
Page 130: ... 131 8 PCB LAYOUT ...
Page 131: ... 132 ...
Page 143: ... 144 ...
Page 145: ... 146 ...
Page 167: ...Note ...
Page 168: ...Note ...