Ericsson 344A3072P8, Руководство по обслуживанию, Страница: 11 / 26

Control Board (A1)
To remove a Control Board (item 2), perform the follow-
ing steps:
1. Disassemble the charger (see Case disassembly
procedure).
2. Disconnect the input power cable (CN101).
3. Disconnect the sleeve interconnect cable
(CN102).
4. Disconnect the LED cable (CN103).
5. Remove the two screws (item 11-2) securing the
board and remove the Charger Board from the
sleeve holder (item 5).
Reinstall:
6. Install Charger Board onto the sleeve holder.
7. Install two screws to secure the board (removed
in step 5).
8. Reconnect the LED cable (CN103).
9. Reconnect the sleeve interconnect cable
(CN102).
10. Reinstall the input power cable (CN101).
11. Reassemble charger and install battery sleeve.
LED Board (A2)
To remove an LED board (item 7), perform the following
steps:
1. Disassemble the charger (see Case disassembly
procedure).
2. Disconnect the cable from the charger board
(CN201).
3. Remove the retaining screw (item 11-5) securing
the board and remove the LED Board from the
cover assembly (item 9).
Reinstall:
4. Install the LED Board onto the cover assembly.
5. Install the screw to secure the board (removed in
step 3).
6. Reconnect the charger board cable (CN201).
Power Supply
To remove the Power Supply (item 1), perform the fol-
lowing steps:
1. Disassemble the charger (see Case disassembly
procedure).
2. Disconnect the AC input power cable (CN1).
3. Disconnect the voltage selector cable (CN2).
4. Disconnect the six DC power cables (CN3-
CN8).
5. Remove the four screws (item 11-1) securing the
power supply assembly to the bottom assembly
(item 10).
6. Lift up the power supply assembly to remove it
from the bottom assembly.
Reinstall:
7. Set the power supply assembly into the bottom
assembly.
8. Install the four mounting screws (removed in
step 5) to secure the assembly.
9. Reconnect the six DC power cables (CN3-CN8).
(Note: These cables are interchangeable.)
10. Reconnect the voltage selector cable (CN2).
11. Reconnect the AC input power cable (CN1).
12. Reassemble charger and install battery sleeve.
AC Power Assembly
To replace the AC power assembly (item 3), perform the
following steps:
1. Disassemble the charger (see Case disassembly
procedure).
2. Remove the Power Supply (see Power Supply
removal procedure).
3. Remove the two mounting screws (item 11-7).
LBI-38708
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