47 Labs Treasure CD player 0647 – finished

This morning the CD player arrived from Japan - fixed :-). Tsukahara-san had to fix quite some mistakes of mine (see letter below, he even speaks German!). The player sounds wonderful! Smooth and very clean, detailed, open sound. Imaging is great too. I clearly do not miss any of the up / over sampling techniques… Continue reading 47 Labs Treasure CD player 0647 – finished

47 Labs Treasure CD player 0647 – assembly part 8

Here are the pictures of today's work. I did a few things there: I finished the cover switch PCB Fully wired the DAC board Added the jumper wire on the CD board Installed the CD board into the chassis Soldered all cables to the output jacks Subsequently, I installed theCD drive and the rest of… Continue reading 47 Labs Treasure CD player 0647 – assembly part 8

47 Labs Treasure CD player 0647 – assembly part 7

Dismantling of the CD drive The standard TEAC CD drive is being altered before it goes into the player. It is being converted from a front loading tray mechanism to a top loader. Also, its plastic chassis is being replaced with a metal frame. Here is what I did so far: Removed the screw off… Continue reading 47 Labs Treasure CD player 0647 – assembly part 7

47 Labs Treasure CD player 0647 – assembly repair update

The parts came back late last week. Today, I finally found time to unpack them. The micro-controller had been replaced with a new one. I put everything back together and tested. Good news! The CD drive started spinning, the display came up, the CD was read correctly, all the buttons (start, stop, forward, back) work,… Continue reading 47 Labs Treasure CD player 0647 – assembly repair update

47 Labs Treasure CD player 0647

Short update. As I was unable to locate my error, we decided to send the parts to 47 labs in Japan to get them checked. Victor of vkmusic.ca was extremely helpful and organized everything for me. I mailed the micro-controller and the PCB with the user operated buttons. As soon as the parts are back… Continue reading 47 Labs Treasure CD player 0647

47 Labs Treasure CD player 0647 – Assembly part 6

This is the first function test. I have attached the power supply wires to the TEAC drive, the LCD and the buttons. The good news is: The LCD works as expected! But, neither of the buttons nor the remote control works to operate the drive..... I will have to examine the assembly the the UOB… Continue reading 47 Labs Treasure CD player 0647 – Assembly part 6

47 Labs Treasure CD player 0647 – Assembly part 5.2

I finally figured it out. I took the data sheet of the DAC (which I downloaded from the web) and matched it to the schematics and the instructions of manual. I made a lot of photos. Maybe someone has use for them as the manual is not that brilliant in this section. He is my… Continue reading 47 Labs Treasure CD player 0647 – Assembly part 5.2

47 Labs Treasure CD player 0647 – Assembly part 5

Step 6-5: The audio board The LCD was straight forward, but take a look at the parts of the audio board.... Unfortunately, the manual is a bit light with mounting instructions of the DAC. And the photos are out of focus again. I found the specs of the DAC on the web. At least I… Continue reading 47 Labs Treasure CD player 0647 – Assembly part 5

47 Labs Treasure CD player 0647 – Assembly part 4

Step 6-3 and 6-4: installing the LCD and the micro-controller The LCD requires two pin heads in oder to attach it to the mircro-controller. The pin heads are soldered to the LCD; not too much of a problem. The LCD is then put onto the controller, wired from the front, and attached to the chassis… Continue reading 47 Labs Treasure CD player 0647 – Assembly part 4