Uses high-frequency transformers and FETs to convert the high-voltage DC into regulated output voltages. Common Faults and Repair Solutions

If you are looking for a replacement unit rather than a repair, this model is widely available through various retailers: HP Power Supply PS-4241-9HA 240W * - eBay

The PS42419HA acts as the primary controller. Its standard pin functions (typology) are:

A critical part of the board, often driven by the TNY279PN IC . This IC manages the 12VSB standby voltage that allows the computer to boot.

For more information on the PS42419HA schematic top and its applications, please refer to the following resources:

| Pin Name | Description | | --- | --- | | HV | High-voltage input pin | | LV | Low-voltage input pin | | PG | Power good pin |

Ps42419ha Schematic Top Jun 2026

Uses high-frequency transformers and FETs to convert the high-voltage DC into regulated output voltages. Common Faults and Repair Solutions

If you are looking for a replacement unit rather than a repair, this model is widely available through various retailers: HP Power Supply PS-4241-9HA 240W * - eBay ps42419ha schematic top

The PS42419HA acts as the primary controller. Its standard pin functions (typology) are: Uses high-frequency transformers and FETs to convert the

A critical part of the board, often driven by the TNY279PN IC . This IC manages the 12VSB standby voltage that allows the computer to boot. This IC manages the 12VSB standby voltage that

For more information on the PS42419HA schematic top and its applications, please refer to the following resources:

| Pin Name | Description | | --- | --- | | HV | High-voltage input pin | | LV | Low-voltage input pin | | PG | Power good pin |

ps42419ha schematic top
ps42419ha schematic top
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