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SERVICE MANUAL
SERVICE MANUAL
12
2019
PA063<Rev.001>
LX-N68BC, LX-NZ3BG,
LX-NZ3BK, LX-NZ3WG,
LX-NZ3WK
Basic service policy is "repair by product exchange" (not subject to repair)
If a functional failure occurs, please carry out repair correspondence by exchanging the product.
However, the following parts will be supplied.
Ring focus
(4B.3V109.022)
User manual CD
(5B.4GT01.001)
COPYRIGHT © 2019 JVCKENWOOD Corporation
DLP PROJECTOR
SERVICE POLICY
Ring zoom
Power cable (US)
(4B.3V110.001)
(2G.01111.001)
Remote control
Quick start guide
(5F.263K9.021)
(4J.4GT01.001): US/EU
(4J.4GT01.021): CHINA
COPYRIGHT © 2019 JVCKENWOOD Corporation
Power cable (EU)
(2G.05921.011)
1.8m
1.8m
Set for product exchange
(NZ3BG-S): LX-NZ3BG/BK
(NZ3WG-S): LX-NZ3WG/WK
(N68BC-S): LX-N68BC
Power cable (CHINA)
(2G.04245.001)
1.8m
No.PA063<Rev.001>
2019/12
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Summary of Contents for JVC LX-N68BC
- Page 1 SERVICE MANUAL DLP PROJECTOR PA063<Rev.001> 2019 SERVICE MANUAL LX-N68BC, LX-NZ3BG, LX-NZ3BK, LX-NZ3WG, LX-NZ3WK SERVICE POLICY Basic service policy is "repair by product exchange" (not subject to repair) If a functional failure occurs, please carry out repair correspondence by exchanging the product.
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Page 2: Specification
6.3 Kg (13.89 lbs) SECTION 1 PRECAUTION SAFETY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- (5) Use specified insulating materials for hazardous live parts. spected to conform with the recognized product safety and elec- Note especially: trical codes of the countries in which they are to be •... -
Page 3: Safety Check After Servicing
(11) Products using cathode ray tubes (CRTs)In regard to such 1.1.2 SAFETY CHECK AFTER SERVICING products, the cathode ray tubes themselves, the high volt- Examine the area surrounding the repaired location for damage age circuits, and related circuits are specified for compli- or deterioration. -
Page 4: Aperture Label
(5) Grounding (Class 1 model only) Confirm specified or lower grounding impedance between Exposed accessible part AC inlet earth pin in AC inlet and externally exposed accessible parts (Video in, Video out, Audio in, Audio out or Fixing screw etc.).Measuring Method: Earth pin Connect milli ohm meter between earth pin in AC inlet and exposed accessible parts. -
Page 5: Section 4 Adjustment
WARNING: ADDITIONAL CAUTIONARY ITEMS LASER RADIATION AVOID DIRECT EYE EXPOSURE • Make sure your working environment is dry and clean, and CLASS 3R LASER PRODUCT meets all government safety requirements. CAUTION: • Ensure that other persons are safe while you are servicing the •... -
Page 6: Section 5 Troubleshooting
Waveform Index Phase Fig.1 Control panel of the main unit EDID Write Protect Factory Reset <PressL or R> Factory Hard Reset <PressL or R> JVC LXNZ3 Model name MStar Version Mstar FW version DDP442x Version DDP442x version VT Version Composer Version... - Page 7 Page-5 Item Contents Item Contents Motor Blower Fan Real FAN6 Current speed Monitor Burn In ON Minutes Burn In Off Minutes Burn In Cycle Time Manual Fan speed Change prohibited. Normal Burn In Hour Error Check Detect Burn In Active Page-3 Life Time Burn In Active Item...
- Page 8 Page-7 Page-9 Item Contents Item Parameter LAN Version CCI calibration Mac Address CCI enable LAN Reset Cal ramp <Press L or R> subframe O strb USB Mode sensor real time value R DB manual mode sensor real time value G Aperture Position sensor real time value B Aperture Index...
- Page 9 LED Error Message LIGHT TEMP POWER STATUS System Messages System is in stand-by mode System is powering up System is under normal operation System is cooling down Downloading Colorwheel start fail Colorwheel spin fail Scaler reset fail (data abort) Light source life exhausted Light source error Messages Light source error in normal oper- ation...
- Page 10 JVC KENWOOD Corporation Media Business Division 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-0022, Japan (No.PA063<Rev.001>) Printed in Japan...