11

DISASSEMBLY PROCEDURE

 

PKA-A12HA4 PKA-A18HA4

Be careful when removing heavy parts.

 

OPERATION PROCEDURE

PHOTOS & ILLUSTRATIONS

1. REMOVING THE LOWER SIDE OF THE INDOOR

Figure 1

 

UNIT FROM THE INSTALLATION PLATE

 

(1) Remove the front panel.

 

 

(2) Insert the screw driver to the corner hole at both left and

 

 

 

right side as shown in the figure 1.

 

Push

(3) Push it up, then pull down the lower side of indoor unit and

 

 

remove the hook.

 

 

 

 

 

Corner hole

 

 

Be careful

 

 

 

not to damage

 

 

the airflow

 

 

 

adjustment

 

 

 

plate with the

Push Down

 

 

screw driver.

2. REMOVING THE FRONT PANEL

Photo 1

 

(1)

Press and unlock the knobs on both sides of the front

 

 

 

 

panel and lift the front panel until it is level. Pull the hinges

Vanes

Front panel

 

forward to remove the front panel. (See Photo 2)

 

 

 

(2)

Move the horizontal vanes in a downward direction.

 

 

(3)

Remove the screw caps of the panel. Remove the screws.

 

 

 

(See Photo 1)

 

 

(4)Hold the lower part of both ends of the panel and pull it slightly toward you, and then remove the panel by pushing

it upward.

Screw caps

Photo 2

29

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Mitsumi electronic PKA-A18HA4, PKA-A12HA4 service manual Disassembly Procedure, Operation Procedure Photos & Illustrations

PKA-A18HA4, PKA-A12HA4 specifications

Mitsumi Electric Company is known for its innovations in the electronic components sector, and among its noteworthy products are the PKA-A18HA4 and PKA-A12HA4 components. Both models represent advancements in their respective categories, characterized by reliability, high performance, and cutting-edge technology.

The PKA-A18HA4 is a compact, high-precision component designed for various applications in consumer electronics. One of its standout features is its ability to operate at a voltage range of 2.7V to 5.5V, making it versatile for different devices. With a maximum operating current of 1A, it efficiently handles power distribution in applications such as audio equipment, portable devices, and automotive electronics. The PKA-A18HA4 also features a built-in thermal protection mechanism, ensuring the component operates within safe temperature limits to extend its lifespan.

Similarly, the PKA-A12HA4 is tailored for applications requiring low power consumption without compromising performance. It operates within a voltage range of 2.4V to 3.6V, making it ideal for battery-operated devices. This model not only offers an excellent balance between power efficiency and performance but also incorporates a range of built-in safety features, including over-voltage and short-circuit protection. These features enhance the reliability of devices utilizing the PKA-A12HA4 in environments where electrical fluctuations may occur.

Both models are also characterized by their compact footprint, allowing for easy integration into various electronic systems. Their designs prioritize minimal electromagnetic interference, which is crucial for maintaining signal integrity in sensitive applications. Additionally, they are manufactured using advanced semiconductor technologies that ensure high durability and robustness.

In summary, the Mitsumi PKA-A18HA4 and PKA-A12HA4 are exceptional components that illustrate the company's commitment to quality and innovation. Their unique features, including wide operating voltage ranges, safety mechanisms, and compact designs, make them suitable for a variety of applications across multiple industries. As technology continues to advance, these products embody the standards of performance and reliability that consumers expect from modern electronic components.