Hisense

Hisense Group

4 field manuals · 17 error codes · 2 guides

Ask about a Hisense
RefrigeratorAir ConditionerTVFreezerDehumidifier Model & serial

Hisense refrigerators

Error codes

E1–E7 (sensor/fan/communication group) Component fault: meaning differs…F1 Compressor start failureF3 Abnormal power supplyF5 Door open alarm

Hisense tvs

Manual · TV

LED/LCD TVs (all brands): field service manual

Flat-panel LCD TVs with LED backlight (edge-lit, direct-lit, mini-LED and QLED/QD-film sets), roughly 2010 to current. Board names and layouts vary by brand and series.

7 components7 common failuresSamsung, LG, Sony, TCL, Hisense, Vizio, Roku TV, All
Manual · TV

Smart TV software & connectivity (Roku TV, Google TV, Tizen, webOS, Vizio SmartCast): field manual

Smart platforms on US TVs: Roku TV (TCL, Hisense and others), Google TV / Android TV (TCL, Sony, Hisense), Samsung Tizen, LG webOS, Vizio SmartCast. Menu paths change between software versions.

3 components6 common failuresRoku TV, TCL, Hisense, Sony, Samsung, LG, Vizio
Manual · TV

Hisense U6 ULED (U6H / U6K / U6N): quick sheet

Hisense U6-series ULED Google TVs: U6H (2022), U6K (2023), U6N (2024). North American models run Google TV (FlatpanelsHD, TechRadar, Tech Steve, Best Buy listing).

6 components4 common failuresHisense
Manual · TV

Hisense U7 ULED / Mini-LED (U7H / U7K / U7N): quick sheet

Hisense U7-series Google TVs: U7H (2022), U7K (2023), U7N (2024, mini-LED). North American models run Google TV (Hisense announcements via FlatpanelsHD; TechRadar; tvsbook comparison).

6 components4 common failuresHisense

Error codes

Red light blinking (no picture) Power/backlight fault (blink cou…
Guide · TV

Sound but no picture (backlight / LED strip test)

The flashlight test tells you in one minute whether the panel is producing an image with no backlight. If you can see a faint image, the LED strips or LED driver are the likely fault; if not, look at T-con or main board.

4 steps ~90 minadvanced

Hisense freezers

Error codes

E1 Temperature sensor faultE2 Defrost sensor faultE3 High-temperature alarmE5 Display/control communication er…E7 Condenser fan faultF1 Compressor start failureF2 Compressor over-temperatureF3 Power supply abnormality

Hisense dehumidifiers

Error codes

E2 Control panel communication errorE3 Room temperature sensor faultE4 Evaporator coil sensor faultEC Memory (EEPROM) error

Identify a Hisense

Reading the model number

Not sourced.

Manufacture date from the serial number

Single source

Not sourced.

Product lines by era

Line / seriesApplianceYearsNotes
U-series (flagship) / A-series (entry)TVcurrentModel pattern: U*/A*. U prefix = higher tiers; A = entry. From 2025 the second-to-last letter marks year and last letter the OS (e.g. U7SG, U6SF).
QLED Alliance memberTV2017–Joined Samsung's QLED alliance in 2017 (with TCL).

Official Hisense manuals & support

Brand names identify appliances only. OnCall Tech is not affiliated with or endorsed by Hisense.