HiFiDIY.NETCDM12 CD-Player

Assembly Manual

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2009 Jochen Hammer

All photographs are property of Hifidiy.net

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CDM12 CD-Player Kit

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Content1. Kit Overview.. . . . . . . . . . . . . . . . . . . .62. Remote Control. . . . . . . . . . . . . . . . .83. Display-Board...... . . . . . . . . . . . .174. LED-Board... . . . . . . . . . . . . . . . . . . .225. DAC-Board...... . . . . . . . . . . . . . . . .256. Main-Board.. . . . . . . . . . . . . . . . . . . .277. Panel assembly. . . . . . . . . . . . . . .398. Laser Module assembly. . . .439. Chassis assembly.. . . . . . . . . . .5110.Top Cover assembly.. . . . . . . .65

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3-8mm Aluminium Chassis

Philips VAM102 Laser Pickup

High-Precision 3PPM TXCO

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Servo-Boardpre-build and tested

Mainboard with Power-Supply and DAC-Board

TI PCM1798 DAC

Burr-Brown AD604 OPAMP

WIMA & Nichicon Capacitors

50 Watt R-Core Transformer

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Remote Control

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Instal l resistors R1=10R, R2=5.1K

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Cut leads al lowing to instal l IC and Crystal

Instal l touch switches

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Instal l IC, Crystal and capacitor

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Instal l Transistor and IR Led

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Battery Board assembly

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Instal l keys in chassis

Instal l PCBs to chassis

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Connect Battery PCB to Remote Control PCB

Test: Measure DC voltage at IR Led and press a key.

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Isolate battery connector

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Display Board

Instal l Display IC note the marking on the PCB–

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Instal l Capacitors, Transistors and Connectors

Instal l Resistors, IC socket and small components

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Note polarity

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+

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LED Board

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DAC BoardInstal l DAC and resistors

Instal l Capacitors and IC sockets

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Main Board

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Instal l Capacitors, Transistors and IC socket

Instal l SMD devices and Resistors

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Instal l Rectif iers

Assembly Power Transistors

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Instal l Connector for DAC module

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Panel assembly

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Instal l Display board

Instal l keys and 4 pcs 8mm HEX Standoffs for Display Board

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Instal l 2 pcs 10mm HEX Standoffs for Power Switch

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Laser Module assembly

Laser Pickup, Laser Control Board, Laser Pickup Panel, 4pcs 20mm HEX Standoff, 4pcs 3mm Φ x 6mm Screws, 4 pcs 2mm Φ Screws

Install 4pcs 20mm HEX Standoff to the Laser pickup panel

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Instal l Laser Pickup to the Laser Pickup Panel with 4 2mm Φ Screws

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Connect Laser Pickup Wire to the Control Board

Solder Laser Pickup Wire

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Connect another wire to the Control Board

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Instal l Control Board to the Laser Pickup Panel

Instal l LED Board

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Chassis assembly

Instal l Panel to the side covers (2 pcs Panel support, 4 pcs 3mm Φ x 10mm Screws)

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Install rubber feet to bottom cover

Instal l ICE power socket to the rear panel

Put side panel, front panel, rear panel and bottom cover together (front panel 3mm Φ x 12mm Screws, all other

3mm Φ x 10mm Screws)

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Install Transformer

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Use two 12V connect to PCB two 9V

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Instal l Laser Pickup Module

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Connect wire from Display Board to Laser Pickup Module

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Connect Wire from Laser Pickup Module to Mail Board

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Wire DAC and Analog outputs

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To Cover assembly2pcs (Φ2mm X 8mm screws, 4 pcs Φ3mm X 3mm screws, 8pcs Φ3mm X 6mm screws, 7pcs Φ3mm X 10mm, Top cover switch, 2 pcs Top slide cover assembly piece and Top cover assembly piece)

Install Top slide cover assembly piece to Top slide cover

(Use 4pcs Φ3mm X 3mm screws)

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Instal l Top sl ide cover to Top Cover

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Instal l Top cover switch

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Connect Top cover switch cable and instal l Top cover

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