Siemens
Siemens SIMATIC Basic Panel & 177/277 Series Repair — Mail-In
Board-level repair for Siemens Basic Panels (KTP400–KTP1200) and the legacy 177/277 series still running countless machines. Flat $349 with parts, testing, and a 24-month warranty.
Coverage: KTP400/700/900/1200 Basic · TP177 / OP177 / TP277 / OP277 · Mobile Panels evaluated
✓Fixed — or it's free
Unrepairable units are refunded; evaluations cost $0
✓24-month warranty
Every repair covered, parts and labor
✓3–5 business days bench time
Rush (1–2 day) and emergency service available
✓Program preserved
Your application and settings stay in the unit
Symptoms this repair fixes
- ✓Touch not responding
- ✓Dark or dim screen
- ✓No power
- ✓Restart loops
- ✓Failed MPI/PROFIBUS/PROFINET port
Honest limits
- ✕Destroyed LCDs quoted first
What you get
- ▸Diagnostic + board-level repair
- ▸Touch digitizer and backlight repairs included
- ▸Power-supply repair and recap
- ▸Project preserved
- ▸Full functional test
- ▸24-month warranty
Your program is safe
Panel project is preserved through the repair.
Typical article numbers
Part-number pages for this service
What to ship
- ▸The panel only
- ▸Symptom description with your RMA number
Full packing guidance: mail-in instructions.
Ship your unit to
USPS
Control Board Lab
PO Box 120241
Arlington, TX 76012
UPS / FedEx
Control Board Lab
1009 Oakwood Ln # 120241
Arlington, TX 76012
Write your RMA number on the outside of the box and include it on a note inside. Units over 50 lb (large VFDs, spindle drives, industrial PCs in enclosures) ship by freight — contact us before ordering and we will arrange dock-to-dock shipping.
Frequently asked questions
The 177 series is obsolete — is repair still practical?
Very. The 177/277 series has one of the largest installed bases of any Siemens HMI, parts for the common failures remain available, and repair costs a fraction of a migration to a current panel.
Fix it for $349
Buy the repair now, get your RMA instantly, and ship the unit today.
The Fixed-or-Free Guarantee: if we can't repair it, you don't pay for the repair.
Call (817) 799-7332 · 📱 Text us a photo of your unit · Email repairs@controlboardlab.com