← Back to Device Database HubMODEL DATABASE ID: lg-c3-42
LG • WOLEDCROWDSOURCED VERIFIED
LG OLED C3 42" (42" 4K 120Hz Smart TV)
VERIFIED SAMPLES3,420
ISO RATINGClass II
COMMUNITY HEALTH RATING
96/ 100
EXCELLENT HARDWARE VERDICT
Based on 3420 cryptographically signed SHA-256 receipts.
MEDIAN REFRESH & PACINGrAF TELEMETRY
144.0 Hz
P95 Frame Jitter: 0.18 ms
Target Consistency99.2%
Sub-millisecond high-refresh rate pacing verified.
ISO 9241-307 DEFECT AUDIT95.4% PASS
Dead Pixel Incidence:4.6%
Stuck Pixel Incidence:1.2%
Dark Gray Mura / Banding:0.4%
RMA Threshold: Max 4 defect(s) allowed.
MANUFACTURER RMA & WARRANTY POLICY GUIDE
LG TV policy permits up to 4 dead pixels on C-series 42" OLED displays before authorizing replacement.
Common Verified Community Observations:
- Automatic Static Brightness Limiter (ASBL) dimming on long static scenes
- Luminance drop on full 100% white window (ABL)
VERIFIED TELEMETRY RECEIPTS
REAL-TIME SHA-256 SIGNED COMMUNITY HARDWARE LOGS
Showing 3 of 3420 entries
| Receipt SHA-256 Hash | Timestamp (UTC) | Resolution & VSync | Defect Status | Health Index | Action |
|---|---|---|---|---|---|
| 2026-07-22 09:45 | 3840 x 2160 @ 144Hz | 0 Defect (ISO Class I Pass) | 96 / 100 | VERIFY RECEIPT → | |
| 2026-07-22 08:30 | 3840 x 2160 @ 144Hz | 0 Defect (ISO Class I Pass) | 94 / 100 | VERIFY RECEIPT → | |
| 2026-07-22 07:15 | 3840 x 2160 @ 144Hz | 0 Defect (ISO Class I Pass) | 98 / 100 | VERIFY RECEIPT → |
Showing recent verified submissions+ Run Diagnostic & Submit Receipt
HELPFUL TECHNICAL CONTENT & FAQS
Frequently Asked Questions
Everything you need to know about this diagnostic instrument, calibration procedures, and display technical standards.
01.What is the verified defect-free rate for the LG OLED C3 42" (42" 4K 120Hz Smart TV)?
Based on 3,420 cryptographically signed hardware passports, LG OLED C3 42" (42" 4K 120Hz Smart TV) exhibits a 95.4% defect-free panel rate under ISO 9241-307 testing.
02.What is the manufacturer RMA warranty policy for LG OLED C3 42" (42" 4K 120Hz Smart TV)?
LG TV policy permits up to 4 dead pixels on C-series 42" OLED displays before authorizing replacement.
03.What common defects or artifacts are reported for LG OLED C3 42" (42" 4K 120Hz Smart TV)?
Reported community observations for LG OLED C3 42" (42" 4K 120Hz Smart TV) include: Automatic Static Brightness Limiter (ASBL) dimming on long static scenes; Luminance drop on full 100% white window (ABL).
04.What refresh rate and frame pacing accuracy does LG OLED C3 42" (42" 4K 120Hz Smart TV) achieve?
LG OLED C3 42" (42" 4K 120Hz Smart TV) operates at a native refresh rate of 120Hz with an average measured VSync frame pacing jitter of 0.18ms.
05.What display technology and subpixel structure does LG OLED C3 42" (42" 4K 120Hz Smart TV) use?
LG OLED C3 42" (42" 4K 120Hz Smart TV) utilizes WOLED display panel technology with a WOLED-RWBG subpixel layout, offering a pixel density of 105 PPI across 8,294,400 total pixels.
06.Does LG OLED C3 42" (42" 4K 120Hz Smart TV) have OLED burn-in retention risk?
LG OLED C3 42" (42" 4K 120Hz Smart TV) uses WOLED panel technology with a measured community burn-in incidence rate of 0.4%. Regular pixel refresh maintenance cycles are recommended.
07.What ISO 9241-307 display Class limit applies to LG OLED C3 42" (42" 4K 120Hz Smart TV)?
LG OLED C3 42" (42" 4K 120Hz Smart TV) is rated under ISO 9241-307 Class II, permitting up to 4 dead or stuck sub-pixels before warranty RMA authorization.
08.What color gamut coverage does LG OLED C3 42" (42" 4K 120Hz Smart TV) achieve?
LG OLED C3 42" (42" 4K 120Hz Smart TV) delivers 100% sRGB, 98.5% DCI-P3, and 73% Rec.2020 color space coverage.
09.What is the measured click-to-photon input lag for LG OLED C3 42" (42" 4K 120Hz Smart TV)?
The measured average click-to-photon hardware latency for LG OLED C3 42" (42" 4K 120Hz Smart TV) is 5.2ms.
10.How do I generate a verified SHA-256 hardware passport for LG OLED C3 42" (42" 4K 120Hz Smart TV)?
Run visual screen diagnostics on Monitor Test Hub while connected to your LG OLED C3 42" (42" 4K 120Hz Smart TV) display and click 'Generate SHA-256 Passport' to create a cryptographically signed health receipt.