PO - 凯膳怡 冰箱

中文

含义

PO 表示冰箱曾经断电且主控板记录了断电事件。凯膳怡冰箱主控板配有掉电检测电路，当交流输入中断超过约 30 秒后恢复供电时，控制板会将此事件记录为 PO 代码并显示在用户界面或诊断模式下。该代码本身不表示冰箱存在故障，而是提醒用户发生了断电事件，需检查食品是否因长时间断电而变质。PO 代码通常不会自动清除，需要用户手动确认消除。

常见原因

1. 家庭电路跳闸或保险丝熔断，导致冰箱所在的支路断电后重新合闸。
2. 雷雨天气或电网波动造成短时间停电，恢复后冰箱显示 PO。
3. 冰箱电源线插头松动或墙壁插座接触不良，造成间歇性通断。
4. 使用带开关的插座，误触开关导致冰箱断电后重新开启。
5. 小区物业计划性停电或电力公司线路检修，造成区域性断电。
6. 冰箱内部电源线在主控板端子的插接有轻微松动，振动导致瞬时断电（较少见）。
7. 家中多台大功率电器同时启动引起电压骤降，冰箱保护电路动作后自动恢复。

自助排查

1. 首先检查冰箱内部食品状态：冷冻室食品是否解冻软化、冷藏室温度是否偏高。如有解冻迹象，说明停电时间较长，请丢弃已变质的易腐食品。
2. 按压冰箱控制面板上的确认键或同时按住特定组合键（请参阅用户手册）消除 PO 代码，恢复冰箱正常运行显示。
3. 检查冰箱电源线插头是否完全插入墙壁插座，用手推紧确认连接牢固；检查电源线外皮有无破损。
4. 检查墙壁插座是否松动——插其他小电器（如台灯）测试插座供电是否正常；如插座松动请更换或请电工维修。
5. 查看家中配电箱，确认冰箱所在支路断路器没有处于半跳闸状态（开关手柄在 ON 和 OFF 之间），如有请先拨到 OFF 再拨到 ON 复位。
6. 如果在雷雨天气频繁出现 PO，建议为冰箱安装一个合格的浪涌保护器，防止电网波动对控制板的冲击。
7. 消除 PO 代码后，观察冰箱运行 24 小时，确认制冷、制冰功能正常，无其他异常代码出现。如 PO 频繁重现且未发生实际停电，请联系凯膳怡售后检查主控板。

English

Meaning

PO indicates that the refrigerator has experienced a power outage and the main control board has logged the event. KitchenAid refrigerators are equipped with a power-loss detection circuit. When AC input is interrupted for more than approximately 30 seconds and then restored, the control board records this event as a PO code and displays it on the user interface or in diagnostic mode. The code itself does not indicate a malfunction of the refrigerator; rather, it alerts the user that a power outage occurred and prompts checking whether food has spoiled due to an extended outage. The PO code typically does not clear automatically and requires manual confirmation by the user.

Common Causes

1. A household circuit breaker tripped or a fuse blew, cutting power to the branch circuit that serves the refrigerator, then was reset.
2. Thunderstorms or grid fluctuations causing a brief power interruption; the refrigerator displays PO after power restoration.
3. The refrigerator power cord plug is loose or the wall outlet has poor contact, causing intermittent connection.
4. A switched outlet is in use and the switch was accidentally toggled off and back on.
5. Planned power outages by the property management or utility company maintenance work causing a regional blackout.
6. The internal power wiring connector at the main control board is slightly loose, and vibration causes a momentary power loss (uncommon).
7. Multiple high-power appliances starting simultaneously cause a voltage sag, triggering the refrigerator’s protection circuit which then auto-recovers.

Self-Check Steps

1. First check the condition of food inside: whether frozen items have thawed or softened, and whether the fresh food compartment temperature is elevated. If thawing is evident, the outage was prolonged — discard any perishable food that may have spoiled.
2. Press the confirm button on the control panel, or simultaneously hold a specific key combination (refer to your user manual), to clear the PO code and restore normal operation display.
3. Check that the refrigerator power cord plug is fully inserted into the wall outlet; push firmly to ensure a secure connection. Inspect the power cord jacket for any damage.
4. Test the wall outlet by plugging in a small appliance (such as a desk lamp) to verify normal power delivery. If the outlet is loose, replace it or have an electrician service it.
5. Inspect the home electrical panel and verify the circuit breaker for the refrigerator is not in a half-tripped state (handle positioned between ON and OFF). If so, switch it fully to OFF, then back to ON to reset.
6. If PO codes appear frequently during thunderstorm season, consider installing a quality surge protector for the refrigerator to protect the control board from grid fluctuations.
7. After clearing the PO code, monitor the refrigerator for 24 hours and confirm normal cooling and ice-making operation with no other error codes appearing. If PO recurs frequently without an actual power outage, contact KitchenAid after-sales service to inspect the main control board.