List of Bosch TV Error Codes that We Fix

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Bosch televisions, though less common than Samsung or LG in Nairobi households, display specific error codes signaling power supply failures, T-Con board issues, backlight problems, and mainboard communication faults. Pro-Logic Technologies repairs all Bosch LED/LCD models (Serie 4-8, 2009-2020) with 95% first-time fix rates using OEM boards stocked locally.

By Pro-Logic Technologies › 0723763173

We diagnose via service menu (Menu > 1-9-6-3-OK) and multimeter testing, covering Luthuli Avenue to Westlands within 2 hours.

Common Bosch TV Error Codes & Fixes

Power Supply & LED Errors

  1. E:01 / 01:EE
    Power board failure—standby voltage drops below 5V.
    Fix: Replace 24V/5V power supply unit (KSh 4,500). 70% of service calls.

  2. E:02 / 02:EE
    Backlight inverter fault—no LED drive signal. Screen dark but audio works.
    Fix: Swap LED driver board or strips (KSh 6,000-9,000). Test with flashlight.

  3. E:03 / 03:EE
    Main power relay stuck—TV clicks but no display.
    Fix: Relay cleaning or power board rebuild (KSh 3,500).

T-Con & Panel Errors

  1. E:04 / 04:EE
    T-Con board timing sync loss—horizontal lines or half-screen color.
    Fix: LVDS cable reseat + T-Con replacement (KSh 5,500). Common on 42-55″ panels.

  2. E:05 / No Signal
    Panel data error—vertical bars or flashing.
    Fix: EEPROM reprogramming or panel swap (KSh 12,000+).

Audio & HDMI Errors

  1. E:06 / Audio Drop
    Audio processor IC failure—silent despite picture.
    Fix: Audio board reflow or IC replacement (KSh 4,000).

  2. E:HDMI / No Input
    HDMI handshake timeout—devices not detected.
    Fix: Firmware flash + EDID reset (KSh 2,500).

Network/Smart Errors (Serie 6+)

  1. E:NET01 / Wi-Fi Fail
    Wireless module disconnect—Smart Hub inaccessible.
    Fix: Antenna realignment + module swap (KSh 3,800).

  2. E:APP01 / App Crash
    Linux kernel panic during streaming.
    Fix: Factory reset + T-MSBVxxx firmware reload (KSh 2,000).

Overheat & Sensor Errors

  1. E:TH01 / Thermal Shutdown
    Temperature sensor >85°C—auto power-off.
    Fix: Dust cleaning + thermal paste reapply (KSh 2,500).

Bosch-Specific Diagnostic Chart

Symptom Error Code Fault Location Repair Cost (KSh) Parts Availability
No Power E:01 Power Supply 4,500 Stock
Dark Screen E:02 Backlight 6,000-12,000 3 days
Lines/Bars E:04 T-Con 5,500 Stock
No Sound E:06 Audio Board 4,000 Stock
HDMI Fail E:HDMI Mainboard 8,000 2 days
Overheat E:TH01 Sensors/Vents 2,500 Stock

Pro-Logic Repair Process

  1. Free Diagnostic: Multimeter tests all voltages (3.3V, 5V, 12V, 24V).

  2. Service Menu Access: Reveals hidden codes (Info > 1963).

  3. Board-Level Repair: Reflow BGA chips before full swaps.

  4. 48-Hour Burn-In: Stress test ensures stability.

  5. 6-Month Warranty: Covers parts/labor.

Why Bosch TVs Fail in Nairobi

  • Dust: 40% overheat from blocked vents.

  • Power Surges: 30% power board kills (use stabilizers).

  • Humidity: 20% T-Con corrosion in coastal imports.

Pro-Logic stocks Bosch power boards (LDP-42D1, PLHL-4012A) and T-Cons unavailable at local shops. Unlike roadside hustlers, we match serial numbers for warranty validity.

Service Fees:

  • Diagnostic: Free (if repaired)

  • Labor: KSh 1,500/hour

  • Callout: KSh 1,000 (Nairobi)

Dial 0723763173 for Bosch specialists—Luthuli Avenue workshop open 7 days. prologictechnologies.co.ke—Nairobi’s multi-brand TV repair leader.

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