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Check the soldering
of R422,R423
START
No
Yes
ABB is out of order.
Change the Board.
Yes
Replace the ALL LED.
It is out of order.
No
Resolder the path
of LED and Resistor.
The Voltage
Of LEDB signal
is about 0V?
Is there anything that
resistor value across LED
is under 10
Ω
?
No
Yes
The path is OK?
The LED is out of order.
Change the LED.
Yes
ABB is out of order.
Change the Board.
Enter into Engineering Mode
and select Keypad On
Power off and Measure the
Resistor Value of all LEDs.
No
Summary of Contents for L1100
Page 1: ...Service Manual Model L1100 Service Manual L1100 P N MMBD0032801 Date June 2004 Issue 1 0 ...
Page 31: ... 30 Figure 14 Power Supply Scheme ...
Page 46: ... 45 Figure 25 CLC344E Camera Chip Circuit ...
Page 49: ... 48 Figure 28 Camera Module Circuit MAIN BOARD FPCB ...
Page 62: ...4 9 Microphone Trouble 61 Circuit Diagram ...
Page 82: ... 81 U602 FPCB CN2 1 3 U601 5 4 Test Points 1 20 2 19 ...
Page 98: ...5 1 Disassembly 5 ASSEMBLY INSTRUCTION 97 2 1 1 2 ...
Page 99: ...98 1 2 3 2 1 ...
Page 100: ... 99 1 2 3 ...
Page 101: ... 100 ...
Page 103: ...6 2 Download Procedure 1 Execute Fluid_GUI exe and select Erase Program flash menu 104 ...
Page 104: ...2 Click the Add button Then choose m0 file which is going to download 105 ...
Page 108: ...6 Wait for downloading to be finished 109 ...
Page 125: ... 127 9 PCB LAYOUT ...
Page 126: ... 128 9 PCB LAYOUT ...
Page 129: ... 131 12 EXPLODED VIEW REPLACEMENT PART LIST 12 1 EXPLODED VIEW ...