Aiphone PC-359B Instructions
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Aiphone PC-359B Instructions

Aiphone PC-359B Instructions

Call holding circuit board for non-aiphone speaker and call button with nem, ndr, ndrm systems
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SYSTEM/MODEL:

MODIFICATION:

DIFFICULTY LEVEL:

COMPONENTS REQUIRED:

INSTR/OPERATIONS:

REFERENCE DRAWING #:

Aiphone's product warranty applies to products properly modified using these instructions.
However, if a unit is damaged as a result of improper modification, the warranty does not apply.
NEM
Installing PC-359B (or PC-454) with speaker and call button
4 - Moderate/hard - Internal connection or component addition.
1. PC-359B or PC-454: Call holding circuit board, one per remote
speaker/call button
2. LT-1: 8 to 20 ohm transformer, one per remote speaker (Use
speaker with 1W handling capacity.)
1. If the existing speaker is 8 ohms, install the LT-1 transformer
with the BLUE wires to the speaker.
2. If the existing speaker is 45 ohms, install the LT-1 with the
RED wires to the speaker.
3. Make connections to PC-359B/454 as shown, being careful
not to short any exposed metal components on the PC board. (A
soldering iron and soldering skills are required for the PC-359B.
Wires are provided on the PC-454.)
4. Make sure that no moisture can come into contact with the PC
board when it is installed in its designated location.
0404-602

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Summary of Contents for Aiphone PC-359B

  • Page 1 Installing PC-359B (or PC-454) with speaker and call button 4 - Moderate/hard - Internal connection or component addition. 1. PC-359B or PC-454: Call holding circuit board, one per remote speaker/call button 2. LT-1: 8 to 20 ohm transformer, one per remote speaker (Use speaker with 1W handling capacity.)

  • Page 2: Wiring Diagram

    Call Holding Circuit Board for Non-Aiphone Speaker and Call Button with The PC-359B call holding circuit board provides the latching function when a call is placed from a remote station on the NEM series Lamp Memory System. With this circuit board, a speaker and a "Normally Open" call button can be used as a remote station where a standard sub station cannot be used.
  • Page 3 WIRING DIAGRAM Call Holding Circuit Board for the NEM System Connection of speaker, call button, and wiring to master PC-454 (component view) Using PC-454 Green To "E" of master (jumper together) Black Purple Gray To 20Ω speaker "-" Blue To corridor lamp (remove 1-3 jumper) To "#"...

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