Yamaha CDX-E400 Service Manual

SERVICE MANUAL CDX-E400 IMPORTANT NOTICE This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel. It has been assumed that basic service procedures inherant to the industry, and more specifically YAMAHA Products, are already known and understood by the users, and have therefore not been restated. WARNI ...

1. Critical Components Information Components having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed. 2. Leakage Current Measurement (For 120V Models Only) When service has been completed, it is imperative to verify that all exposed condu ...

G Material : GaAlAs G Wavelength : 780 nm G Emission Duration : Continuous G Laser Output : max. 44.6 µW* * This output is the value measured at a distance of about 200 mm from the objective lens surface on the Optical Pick-up Block. When checking the laser diode emission, keep your eyes more than 30 cm away from ...

M R model M G model M B model 240V SERIAL LABEL SERIAL LABEL I PREVENTION OF ELECTRO STATIC DISCHARGE The laser diode in the CD mechanism unit (optical pickup) may be damaged due to static electricity from clothes or the human body. Use caution to prevent electrostatic damage when servicing or handling the laser diode. 1. Gr ...

I SPECIFICATIONS Output Level 1kHz, 0dB 2.0 ± 0.5Vrms Signal to Nosie Ratio (EIAJ) 102dB Dynamic Range 95dB Harmonic Distortion+Noise (1kHz) 0.004% Frequency Response 2Hz — 20kHz ±0.5dB Power Requirements B, G models 230V AC 50Hz R model 110/120/220/240V AC 50/60Hz Power Consumption 10W Dimensions (W x H ...

1. Removal of Top Cover a. Remove 4 screws ( q ) and 4 screws ( w ) in Fig. 1. b. Lift the Top Cover at the rear and move it rear-ward slantingly. 2. Removal of Front Panel a. Remove a connector (CB102) in Fig. 2. b. Remove 2 screws ( e ) and 2 screws ( r ) in Fig. ...

a. Remove the Top Cover, Front Panel and CD Mechanism Unit. b. Remove 3 screws (y) and 2 screws (u) in Fig. 3. c. Loosen the style pin (PN1) to set W401 free in Fig. 3. d. With the rear panel attached, remove the Main P.C.B. e. With the rear panel attached, set the Main P.C.B on its side as shown in Fig. 4. At this ti ...

Stopper Check that the disc table height is as specified below. Fig. 9 Fig. 7 Fig. 8 Stopper i Stopper Pin o Sub Chassis (S) !0 !0 Chucking Unit Stopper Hook Drive Gear Drive Unit 5. Removal of Pick-up Head a. Remove 2 screws ( o ) in Fig. 8. b. Remove a pick-up cable in Fig. 8. c. R ...

A Press OPEN/CLOSE key. Forced feed return operation Clamp down operation Tray open Tracking offset auto ADJ Focus offset auto ADJ Load a disc. Press PLAY key or push the tray. Tray closed Disc mechanism unit clamped up. Feed inward switch research. Laser ON Disc scan Focus gain rough ADJ Focus search operation ...

~ * Data fetch cycle ~ After searching the beginning, MUTE is cancelled. ~ PLAY ~ MUTE ON TRACK search MUTE ON Spindle motor stop : MUTE OFF = “H” → “L” (Q7 Collector) “0:00” appears in the time indicator. Tracking balance ADJ (only tray OPEN/CLOSE) Focus balance A ...