General Disassemble 8
168 Agilent U1602B/U1604B User’s and Service Guide
To dismantle system boards
1 Perform the following procedures:
• To remove stand
• To remove battery pack
• To remove handler
• To remove front and rear casing
2 The front view of the PCBA board is shown in Figure 8- 10. Turn over
the PCB assembly board with the LCD display facing downward and
remove the screw at the location as pointed in Figure 8- 13.
Figure 8-13 Remove the six screws and pull the ribbon cable from the PCBA board
3 Gently disconnect the ribbon cable of the LCD display from the PCBA
board.
4 Unplug the pin connectors at both side of the PCBA board as pointed
in Figure 8- 13.
5 Gently segregate both the PCBA boards from each other.
• The first PCBA board with LCD display unit attached is the multimeter
measurement board.
• The second PCBA board is the scope measurement board.
Ribbon Cable
Pin Connectors
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