JVC KV-V8 service manual 5a Mechanism assembly top side

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2.1.5 Maintenance and inspection

1. Location of major mechanical parts

		Drum Assembly		A/C Head
Stator Assembly					Capstan Motor	Loading Motor
Guide Rail
FE Head						Belt (Loading Motor)
						Pinch Roller Arm Assembly
Tension Arm Assembly						Guide Arm Assembly
Pole Base Assembly (SUP)						Lever Assembly
						Lever Assembly
Control Plate						Control Cam
Tension Band Assembly						Change Lever Assembly
Tension Band Assembly
Slide	Plate	Reel Disk	Assembly		Reel Disk	Assembly (TU)
		(SUP)		Pole Base Assembly (TU)
				Pole Base Assembly (TU)

Fig. 2-1-5a Mechanism assembly top side

Belt (Capstan)

Rotary Encoder

Fig. 2-1-5b Mechanism assembly bottom side

2-2

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Contents KV-V8 Specificatios KV-V8J Disassembly flow chart How to read the disassembly and assemblyAdjustment information for installation Disassembly/assembly methodFig. D1 Fig. D4 Service position How to set the Service positionMechanism service mode How to set the Mechanism service modeFDP display model FDP display FDP Content Cause EMG detail information Mechanism sensor information Common table of MN*, HD* and M3 Before starting repair and adjustment Precautions Jigs and tools required for adjustmentChecking for proper mechanical operations Manually removing the cassette tape5a Mechanism assembly top side Cleaning LubricationTape DriveReplacement of major parts Before starting disassembling How to set the Mechanism assembling modePinch roller arm assembly 4 A/C head How to removeLever assembly, sub deck assembly, capstan motor Reel disk assembly take upLoading motor Control bracketSub brake assembly take up, control cam Control plateSlide plate Change lever assembly, rotary encoder Take up head, tension arm leverRemove the take up head and tension arm lever Rotor assembly How to remove Stator assemblyUpper drum assembly Guide rail19a Rotary encoder, change lever assembly, control cam Loading arm assemblies supply, take upAttach the surrounding parts of the guide rail Mechanism timing chart Compatibility adjustment Notes Repeat steps 1 to 10 by using the alignment tape A2FM waveform linearity 3 A/C head phase X-value Height and tilt of the A/C headPlay back the alignment tape a Standard tracking preset Tension pole positionPrecaution Required adjustment toolsSwitch settings and standard precautions Required test equipmentsSlow tracking preset KV-V8 No.49625