HiFiDiy CDM12 User manual

HiFiDIY.NET
CDM12 CD-Player
Assembly Manual

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2009 J chen Hammer
All ph t graphs are pr perty f Hifidiy.net

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CDM12 CD-Player Kit

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C ntent
1. Kit Overview.....................6
2. Rem te C ntr l.................8
3. Display-B ard..................17
4. LED-B ard......................22
5. DAC-B ard......................25
6. Main-B ard.....................27
7. Panel assembly...............39
8. Laser M dule assembly. . . .43
9. Chassis assembly............51
10.T p C ver assembly.........65

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3-8mm Aluminium
Chassis
Philips VAM102 Laser
Pickup
High-Precisi n 3PPM
TXCO

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Serv -B ard
pre-build and tested
Mainb ard with P wer-
Supply and DAC-B ard
TI PCM1798 DAC
Burr-Br wn AD604 OPAMP
WIMA & Nichic n Capacit rs
50 Watt R-C re
Transf rmer

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Rem te C ntr l

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Install resist rs R1=10R, R2=5.1K

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Cut leads all wing t install IC and Crystal
Install t uch switches

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Install IC, Crystal and capacit r

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Install Transist r and IR Led

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Battery B ard assembly

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Install keys in chassis
Install PCBs t chassis

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C nnect Battery PCB t Rem te C ntr l PCB
Test: Measure DC v ltage at IR Led and press a key.

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Is late battery c nnect r

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Display B ard
Install Display IC n te the marking n the PCB–

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Install Capacit rs, Transist rs and C nnect rs
Install Resist rs, IC s cket and small c mp nents

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N te p larity

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