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Heidenhain tnc 351. Power Supply Components Help.

Alejandrogm7751

Plastic
Joined
Dec 16, 2021
Greetings.
I currently have a CNC with a TNC 351. Which is failing the power supply. I have replaced several components but now at this moment I need to make the change from what I think is a diode and the other a transistor.

The problem is that the transistor does not have its visible code (it has been erased by the years), and the diode does not have any designation. Here I send photos. I hope someone who has similar equipment or has had the opportunity to repair these power supplies can help me.

The diode is orange, with yellow lines and at the end a line between gray and purple that apparently indicates that it is positive

the power supply model is:
Heidenhain 236 484 07





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I think you need to upload better pics. Don't compress them or the resolution will be lost. I can't even tell whether the "diode" is a diode or a resistor in these pics. Looks like a resistor actually.
 
Well gentlemen, it turns out that I was able to communicate with the people of Heidenhain and they provided me with a list of the materials that this power supply carries. I hope someone here will serve as it served me:


Flat head screw M3.00x6.00 DIN EN ISO 7045-A2-70 .. H .

Flat head screw M3.00x10.00 DIN EN ISO 7045-A2 .. H ..

Hex nut M 3.00x2.40-DIN EN ISO 4032

Spring washer 3.00 G .. A2

Spacer 11.40x 4.80-PA

spacer bolt 05 M3 /M.. A= 5.00

holder TO-220

Heat sink .. 0.0 .. .. 0.00x 0.00x 0.00 ..

label F 2.5 A 13.00x3.00 01

label F 4 A 13

Plug connector M ang 2 Sn 1 THT 2.540 .. .. ..

Solder pin M 1 THT str 0.000 Sn 0.00-0.00 in rows ..

Solder pin M 1 THT str 0.000 Sn 0.00-0.00 in rows ..

Cable har 13 0.75 920 .. .. 4VL001 91B009 ..

Microfuse 5x20 F 2.5A .. ..

Microfuse 5x20 F 4A .. ..

Fuse holder 5x20 axial THT 1 ..

Spacer washer 8.89x 0.00x 2.79-PP -..

Spacer washer 6.35x 0.00x 3.18-PP -..

Heat sink 170.90x 26.00x 0.20mm GY -60 /+180°C ..

Potentiometer TRIMM Cermet 0.5W THT 100.00 kOhm 20% 250ppm ..

Resistor axial 2W 100.00 mOhm 10% 120ppm THT ..

Resistor axial 2W 150.00 mOhm 10% 120ppm THT ..

Resistor axial 0.15W 8.20 Ohm 5% .. THT ..

Resistor axial 0.35W 8.25 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 15.00 Ohm 5% .. THT ..

Resistor axial 0.35W 15.40 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 22.00 Ohm 5% .. THT ..

Resistor axial 0.35W 22.10 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 27.00 Ohm 5% .. THT ..

Resistor axial 0.35W 27.40 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 100.00 Ohm 5% .. THT ..

Resistor axial 0.35W 100.00 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 180.00 Ohm 5% .. THT ..

Resistor axial 0.15W 220.00 Ohm 5% .. THT ..

Resistor axial 0.35W 221.00 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 330.00 Ohm 5% .. THT ..

Resistor axial 0.35W 332.00 Ohm 1% 50ppm THT ..

Resistor axial 0.15W 680.00 Ohm 5% .. THT ..

Resistor axial 0.15W 820.00 Ohm 5% .. THT ..

Resistor axial 0.15W 1.00 kOhm 5% .. THT ..

Resistor axial 0.35W 1.00 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 1.80 kOhm 5% .. THT ..

Resistor axial 0.35W 1.82 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 2.20 kOhm 5% .. THT ..

Resistor axial 0.35W 2.21 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 2.70 kOhm 5% .. THT ..

Resistor axial 0.35W 2.74 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 3.32 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 4.70 kOhm 5% .. THT ..

Resistor axial 0.35W 4.75 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 6.80 kOhm 5% .. THT ..

Resistor axial 0.15W 10.00 kOhm 5% .. THT ..

Resistor axial 0.35W 10.00 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 15.00 kOhm 5% .. THT ..

Resistor axial 0.35W 15.00 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 27.00 kOhm 5% .. THT ..

Resistor axial 0.35W 27.40 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 33.00 kOhm 5% .. THT ..

Resistor axial 0.35W 33.20 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 68.00 kOhm 5% .. THT ..

Resistor axial 0.35W 68.10 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 100.00 kOhm 5% .. THT ..

Resistor axial 0.35W 100.00 kOhm 1% 50ppm THT ..

Resistor axial 0.15W 680.00 kOhm 5% .. THT ..

Resistor axial 0.35W 150.00 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 191.00 Ohm 1% 50ppm THT ..

Resistor axial 0.35W 4.75 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 4.99 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 14.70 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 18.70 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 35.70 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 47.50 kOhm 1% 50ppm THT ..

Resistor axial 0.35W 2.43 kOhm 1% 50ppm THT ..

Capacitor radial 3.30µF 25V- THT Aluminum +-20% ..

Capacitor radial 6.80µF 16V- THT Aluminum +-20% ..

Capacitor radial 6.80µF 16V- THT Aluminum +-20% ..

Capacitor radial 220.00µF 63V- THT Aluminum -10/+50% ..

Capacitor radial 220.00µF 63V- THT Aluminum +-20% ..

Capacitor radial 1.00mF 16V- THT Aluminum -10/+50% ..

Capacitor radial 1.00mF 25V- THT Aluminum +-20% ..

Capacitor radial 1.00mF 25V- THT Aluminum -10/+50% ..

Capacitor radial 100.00pF 63V- THT .. +-2% ..

Capacitor radial 1.00nF 63V- THT .. +-10% ..

Capacitor radial 4.70nF 63V- THT MKT +-10% ..

Capacitor radial 10.00nF 100V- THT MKT +-5% ..

Capacitor radial 22.00nF 63V- THT MKT +-10% ..

Capacitor radial 100.00nF 63V- THT MKT +-10% ..

Capacitor radial 470.00nF 63V- THT MKT +-10% ..

Capacitor radial 100.00nF 160V- THT MKT +-20% ..

Capacitor radial 1.00nF 160V- THT .. +-20% ..

Damping pearl L = 3 mm ..

BV15573 Drossel

Inductor .. .. 1x155.00µH THT 0.00.. . 0. . . .. 0003

EMI sup. choke 01 01 1x 0.00.. THT 0.00.. N 0. . . .. ..

Rectifier diode 1N4003 THT DO-41 1.000A 200V ..

Rectifier diode 1N4448 THT DO-35 0.150A 75V ..

Overvoltage protection diode DO-13 THT 1N5649A 47.0V 5pct

Rectifier diode BYV79-100 THT TO-220AC 14.000A 100V ..

Rectifier diode BYW29-200 THT TO-220AC 7.000A 200V ..

Zenerdiode BZX79/B3V3 DO-35 THT 3.30V 2pct

Zenerdiode ZPD6

Zenerdiode ZPD12 DO-35 THT 12.00V 6pct

LED D3 GN THT .. 1 0.025A

LED D2 GN THT .. 5 0.000A

transistor 2N1893 THT TO-39 0.500A 80V .. Qty 2

transistor BCY58IX THT TO-18 0.200A 32V .. Qty 1

transistor BCY79VIII THT TO-18 0.200A 45V .. Qty 4

transistor D44H8 THT TO-220AB 10.000A 60V .. Qty 1

Transistor ZTX750L THT SO-97 2.000A 45V .. Qty1

IC LM339N DIL14/3 0 +70 THT Qty 1

IC MC7812CT TO-220 0 X THT .. Qty 1

IC MC7912CT TO-220 0 .. THT .. Qty 1

IC UC3524AN DIL16/3 0 +70 THT Qty 1

Thyristor 1-phase TO-220 THT 25.000A 100V .. Qty 1
 








 
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