NEC N9902 F-1 Service Manual

Also see for AccuSync 95F-1: Service manual

NEC N9902 F-1 Service Manual Manual pdf 8 page image

5DISASSEMBLY• Before you disassemble the set, turn off power and pull out the power plug.• Use a proper screwdriver. If you user screwdriver that does not fit, you may damage thescrews.• Disassembly is the opposite process of assembly.• Carefully discharge the CRT anode potential by grounding to CRT dag ground harness beforeremoving Anode Cap.EXPLANATION1.Disassemble a screw like a picture.2.Disconnect the GND wire (CRT coating earth wire) from MAIN BOARD ASSY and CRT BOARDASSY. This model has three kinds of CRT. Depend on CRT, the GND wire assembly is somedifferent. Be careful.3.Disconnect the connector “S201”, “S202”, “S203”, Coating earth connector, and screen lead fromthe CRT BOARD ASSY.4.Disconnect the CRT BOARD ASSY from the CRT.5.Disconnect the connector “S301”, “S601”, “S703”, “S701”, “S104” and “P102” from the MAINBOARD ASSY.6.Remove the Anode Cap from the CRT.NOTE: Carefully discharge the CRT anode by shorting it to ground before removing Anode Cap.