====== Exchange Keypads on SX2 central module 52-5614 ======

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Use spare part: [[https://dhd.audio/product/zy5614-kpkit/|ZY5614-KPKIT]]

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=== 1. Remove Screws ===

  * Remove the marked encoder knobs and screws. 
  * Screw: 6 pcs countersunk M2,5x8,
  * Tool: Torx T8 \\ 
{{:exchange_buttons:52-5614_frontmarkiert.jpg?nolink&600|}}
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=== 2. Lift out the Fader Section ===

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<WRAP center round important 60%>
**Important**\\  Module must be disconnected from APC port!
</WRAP>

  * Unfold the fader panel and disconnect the marked cables \\ 

\\ **For reassembling:** \\ 
  * Connect the cable with the S-label next to the loudspeaker 
  * Connect the cable with the E-label next to the headphone-encoder \\  

{{:exchange_buttons:52-5614_openmarkiert_open.jpg?nolink&800|}}
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== 2.1 ==

  * Use a flat bladed precision screwdriver to lift up the connector carefully.

<WRAP center round important 60%>
**Important**\\ Do not exert any force on the soldered connector! 
</WRAP>

{{:exchange_buttons:52-5614_lsmic-nahaufname.jpg?nolink&600|}}
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=== 3. Disconnect Faders, Potentiometers and Loudspeaker === 

   * Disconnect the marked  cables as described below. \\  

{{:exchange_buttons:52-5614_with-poti-pcbmarkiertencoder.jpg?nolink&800|}}
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== 3.1 ==

   * Disconnect the connector at each fader 
   * Use a flat bladed precision screwdriver to lift up the socket 
<WRAP center round important 60%>
**Important**\\ Do not exert any force on the soldered connector!
</WRAP>
 
{{:exchange_buttons:52-5614_socket_.jpg?nolink&600|}} 
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== 3.2 ==

  * Disconnect the loudspeaker  
  * Use a flat bladed precision screwdriver to unlock the connection clamp 
{{:exchange_buttons:52-5614_socket_ls.jpg?nolink&600|}}
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=== 4. Unscrew small PCB === 
  * Unscrew the red marked screws 
  * Lift up the small sub-PCB the get access to the screws below it. 
  * Screw: 5 pcs lens screw M2,5x5 
  * Tool: Torx T8 
 
{{:exchange_buttons:5614_ohnestecker_mit_pcb.jpg?nolink&800|}}

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=== 5. Unscrew large PCB ===
  * Unscrew the red marked screws 
  * Screw: 15 pcs lens screw M2,5x5 
  * Tool: Torx T8 

{{:exchange_buttons:52-5614_ohne_stecker_ohne_pcb.jpg?nolink&800|}}

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=== 6. Exchange Keypads ===  
  * Remove the PCB from the fader panel 
  * Take off the plastic frames of the framed buttons 
  * Exchange the keypads 
  * Make sure the button of the keypad is clean

{{:exchange_buttons:52-5614_buttons.jpg?nolink&600|}}
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== 6.1 ==
<WRAP center round important 60%>
**Important**\\  Use Isopropanol only, to clean the conductive area on the PCB. \\ No other cleaning agents are allowed.
</WRAP>

<WRAP center round important 60%>
**Important**\\  Do not touch the LEDs.
</WRAP>


{{:exchange_buttons:keypad_small.jpg?nolink&600|}}


== 6.2 ==
  * Pull the rubber pins through the drill holes to fix the Keypads

{{:exchange_buttons:keypad_through_hole.jpg?nolink&800|}}

=== 7. Reassemble the module in reverse order ===
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