NIVONA Caferomatica 830 Coffee Machine: Damaged Display Repair, AliExpress Replacement

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How can I replace the damaged display in a NIVONA Caferomatica 830 with an AliExpress part?

You usually cannot swap in a random AliExpress display: the original module was a special SSD1303T10, and generic substitutes like BL-12864G2 ERNHn/SPD0301 were reported not to fit or to use a different controller [#17062856][#17833740][#18455044] The practical solution that finally worked was to buy an SSD1305/SSD1305Z OLED module from AliExpress and use one of the adapter PCBs developed in the thread; with the reversal fix, it works like the original and no missing-line problem appears [#18305185][#18233157][#18358600] For the J4rek adapter, the tested parts are C1=C3=100nF, C2=4.7uF, U1=SN74AHC1G00DBVR, U2=CD4071BM, and U3=CD4078BM, and the display is soldered directly to the adapter, which then plugs into the machine’s original 20-pin connector [#18959999][#18279191] If you build the simplified version, the TPS61045 stays on the original board; in the full version it is included on the new PCB [#19025589][#18959999]

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#31 17416351 01 Sep 2018 08:27

maciejd maciejd

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Post #31
17416351 01 Sep 2018 08:27

amigos wrote:
You have to dismantle the housing and disassemble the front . To get down the front after dismantling the sides and top of the casing you have to unscrew 3 screws that you will see from the front after removing the tray. On the inside there are screws that hold the entire spout with the display on the guides. The display itself must also be removed from its plastic housing and a bit of desoldering pins, and finally the worst, or the tape itself. You will have some fun
It probably depends on the model. In my 691 you can get to the display from the front by pulling plastics and a chrome frame from this mobile "head". Added after 5 [minutes]:
Luckyy wrote:
Today I received information from them: SOS electronic sro Pri pracharni 16, 040 11 Kosice, Slovakia 300 047 BL 12864G2 ERNHn RoHS X OLED graphic display 128x64px. yellow 3,3V. Implementation date: 4 weeks. Date of manufacture: 2017+, NCNR Total without VAT: PLN 188.60 Total: PLN 226.32 How to get to the display? Do you have to undress the whole espresso machine?
The price is growing ... Only two weeks ago there was PLN 131 net (I paid that much).
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#32 17416401 01 Sep 2018 09:05

amigos amigos

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Post #32
17416401 01 Sep 2018 09:05

Well, probably in every 8xx this is possible. I undressed the whole front, because it was at the time of cleaning the entire coffee machine and maybe I misled the questioner. Sorry. I have to try to get in the same way as you say, but you probably need to be careful not to scratch or break. The most important thing is to first remove the varnished panel, and then the silver frame, because they do not come off as easily as the foamer shield. Thanks for the info.
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#33 17419109 02 Sep 2018 19:34

Luckyy Luckyy

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Post #33
17419109 02 Sep 2018 19:34

This colored plastic around the display and the chrome-plated frame are mounted on the press?
#34 17419134 02 Sep 2018 19:42

amigos amigos

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Post #34
17419134 02 Sep 2018 19:42

First, take off the foamer guard and grab the plastic panel from below and pull it towards you. On the sides and at the top there are small outlets. If it comes out then you'll see how to get to this silver frame
#35 17420333 03 Sep 2018 14:08

Luckyy Luckyy

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Post #35
17420333 03 Sep 2018 14:08

COOL! I managed to get to the module with the display without the machine being opened. I do not see the possibility of getting inside of him. Unscrewing may allow you to loosen the cables that are connected to the display and are quite short.
#36 17420438 03 Sep 2018 14:56

amigos amigos

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Post #36
17420438 03 Sep 2018 14:56

There is a possibility. You have in your hand all this movable housing without backs with contents. You have everything nicely visible and available, including access to the spout, diodes, all cables and their fixing, and 3 pipes. But if it is possible from the outside, why bother
#37 17422599 04 Sep 2018 16:34

herbi2286 herbi2286

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Post #37
17422599 04 Sep 2018 16:34

Hello, I found on the Allegro such a display, the size has the same as Nivona, will it match the espresso machine?
#38 17423869 05 Sep 2018 10:32

amigos amigos

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Post #38
17423869 05 Sep 2018 10:32

If someone adjusts such a display, they will probably make a fortune Seriously, do not think about it, because in my opinion you will not match. Order the display in SOS electronic and you will have it in your home in 2 days. You must, unfortunately, sell it to the coffee maker. This is probably the fastest and cheapest solution today.
#39 17424944 05 Sep 2018 20:07

Luckyy Luckyy

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Post #39
17424944 05 Sep 2018 20:07

herbi2286 - do you have any documentation for this display? Can you get it from the seller?
#40 17424983 05 Sep 2018 20:26

amigos amigos

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Post #40
17424983 05 Sep 2018 20:26

According to the markings from the picture, this display is https://www.maritex.com.pl/optoelektronika/wy...ce_graficzne_lcd_128x64/lgmfd12864h6nblw.html. You have on the PDF page.
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#41 17425172 05 Sep 2018 21:32

darekblas34 darekblas34

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Post #41
17425172 05 Sep 2018 21:32

Good morning. I replaced the display with nivona 830, the BL-12864G display fits. The display needs to be soldered, but it is not as easy as you think. If you do not have equipment, do not approach it, just give it to someone you know. The original display has the SSD1303T10 designation and the one in Slovakia has the same designation. Even easier to buy the same display from Japan, do not need to be sold twice. Price with transport to Poland is 80 PLN, waiting time 2 weeks, air transport. Site engtaobac.com or from Russia MI12864PO, OLED 2.4 "128x64, Yellow color, ??????????: 8 ?????? ??????. / SPI / I2C, ?????????? SSD1303, VDD
#42 17425849 06 Sep 2018 11:02

amigos amigos

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Post #42
17425849 06 Sep 2018 11:02

And some bearing on this Japanese side? What you gave does not pop up. I suspect it's about engtaobao.com, but I can not find a display there either. On the Russian side I found a module what you give but the price is over 4,000 rubles In SOS a lot cheaper and safer.
#43 17426275 06 Sep 2018 15:10

darekblas34 darekblas34

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Post #43
17426275 06 Sep 2018 15:10

http://www.engtaobao.com/item/taobao/530522975134.html or https://www.lcds-screen.com/en/products/RGS24128064YW004_RiTdisplay.html I apologize, probably Chinese.
#44 17439878 14 Sep 2018 12:02

Luckyy Luckyy

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Post #44
17439878 14 Sep 2018 12:02

For me, the "back" behind the display looks like a uniform part of the housing and the display can only be accessed from the front. From the back you can get to the part where the coffee flows. Display replaced and readable again. If someone has a similar problem and has not bought a new display yet, I suggest you undress the old one, clean the pins and heat all February. It may be possible to save the old display and reduce repair costs.
#45 17439947 14 Sep 2018 12:32

amigos amigos

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Post #45
17439947 14 Sep 2018 12:32

You're right. Something got confused. Maybe because I undressed the whole front. Sorry.
#46 17486776 09 Oct 2018 14:43

pashan pashan

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Post #46
17486776 09 Oct 2018 14:43

Help me, please, because I do not know for myself. Does this display from SOS Electronic have to be removed from this PCB, or the display with their PCB soldered to Nivona? The problem is that their display with the tile is much larger.
#47 17486799 09 Oct 2018 14:52

amigos amigos

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Post #47
17486799 09 Oct 2018 14:52

Solder from their tiles.
#48 17487038 09 Oct 2018 17:18

Luckyy Luckyy

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Post #48
17487038 09 Oct 2018 17:18

You have to unold the tape, which is very delicate. A "slide" with a tape is needed.
#49 17487189 09 Oct 2018 18:11

itadek itadek

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Post #49
17487189 09 Oct 2018 18:11

Below, photos from such an operation ...
#50 17487227 09 Oct 2018 18:28

pashan pashan

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Post #50
17487227 09 Oct 2018 18:28

Thank you for the information. It is a request now, will any of you take charge of paying off? Call me 604 888 741
#51 17488156 10 Oct 2018 07:35

Luckyy Luckyy

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Post #51
17488156 10 Oct 2018 07:35

Ask here: loopgsm.pl, Długa 31, 31-147 Kraków For sure you will have to remove the display from the casing yourself and provide only electronics.
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#52 17536102 03 Nov 2018 20:20

pyzamen pyzamen

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Post #52
17536102 03 Nov 2018 20:20

Hi, I have a Nivon 845 coffee machine, the display does not light up at all and nothing happens, the coffee machine does not heat up. Does anyone have voltage values, driver? Should the coffee light LED illuminate when the coffee machine is switched on?
#53 17536112 03 Nov 2018 20:24

amigos amigos

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Post #53
17536112 03 Nov 2018 20:24

Nothing will shine. Nothing will happen until you set the clock. Double-click the knob and see if something happens.
#54 17536768 04 Nov 2018 08:25

pyzamen pyzamen

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Post #54
17536768 04 Nov 2018 08:25

Unfortunately, no reaction, most write that the damaged displays are poorly shining, nothing is visible on my screen.
#55 17536847 04 Nov 2018 09:31

amigos amigos

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Post #55
17536847 04 Nov 2018 09:31

They fall differently. After switching on the mains switch, the machine does not show any reaction. You have to activate it with the button from the top and then the clock to be set appears on the display. As the display does not shine, you can not see it . If you confirm it twice with the knob / hour and minute button, then the brewing unit should start moving. If he does not move, then obviously something is still wrong with him. You will not check what if you do not replace the display.
#56 17539434 05 Nov 2018 10:24

darekblas34 darekblas34

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Post #56
17539434 05 Nov 2018 10:24

If you've done what your friends write, you probably have a damaged motherboard. I had the same symptom, capacitors and diode are damaged on this board. After the exchange everything will work, the diode is small SMD, the capacitor I do not remember, tel. 886081288.
#57 17543280 06 Nov 2018 22:38

pyzamen pyzamen

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Post #57
17543280 06 Nov 2018 22:38

Tomorrow I will have a plate for the replacement, the capacitors I exchanged first, the diodes are ok, but the inverter strangely chirps, I suspect that the water got on the plate through the damaged multivalve seal and caused a short circuit, on the hoses and the bottom of the coffee maker are stains and some water that leaked.
#58 17546438 08 Nov 2018 17:52

jacek.gwozdz jacek.gwozdz

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Post #58
17546438 08 Nov 2018 17:52

Hello, Will someone take a display replacement? I already have a display plate, I will remove the module from the coffee machine and I need to find someone who will translate the display. Unfortunately, I do not have the right equipment myself.
#59 17583108 24 Nov 2018 21:47

akopczyk akopczyk

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Post #59
17583108 24 Nov 2018 21:47

Hello, Will something like that fit? https://www.aliexpress.com/item/2-42-inch-Blu...e-OLED-module-8bit-6800-8080/32884994986.html Thank you in advance for information.
#60 17590784 28 Nov 2018 09:49

rafal19_74 rafal19_74

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Post #60
17590784 28 Nov 2018 09:49

Hello, I am at the stage of desoldering the ribbon of the new display. What technique do you recommend for this operation? Hot Air? The ribbon is really very resistant to temperature and delicate, I found out when desoldering the damaged display.
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Topic summary

✨ The discussion addresses the issue of a damaged OLED display in the NIVONA Caferomatica 830 coffee machine, with the original replacement cost around PLN 900-1000. Users confirm the original display uses the SSD1303T10 driver and is a 128x64 pixel OLED module with a 31-pin connector, which is now rare and discontinued. Attempts to find direct substitutes on AliExpress or other markets largely failed due to incompatible controllers, pin layouts, or mirrored image outputs. Alternative displays such as BL12864G (yellow OLED) from SOS electronic (Slovakia) and similar models from Japan or Russia have been used successfully but require delicate desoldering and soldering of the 31-pin ribbon cable, a process recommended only for skilled technicians. Some users developed or are developing adapter boards to use newer SSD1305, SSD1309, or SPD0301 controller displays, which have different pinouts and may show mirrored images or missing columns, requiring hardware or firmware adaptations. The community shares detailed disassembly instructions for accessing the display module, emphasizing careful removal of the front panel and soldering challenges. Some users report successful repairs by cleaning pins or replacing capacitors and diodes on the motherboard. The discussion also highlights the scarcity of original or compatible displays, the need for specialized repair skills, and ongoing efforts to create adapters for newer OLED modules to extend the machine's lifespan.
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FAQ

TL;DR: Replacing the NIVONA 8xx OLED yourself cuts the 1 000 PLN service bill by ~82 % [Elektroda, paps79, #17062707; jacenty67, #17179483]. “It shines like new” once a SSD1305/0301 panel is fitted. Why it matters: the original display is NLA but affordable substitutes keep the machine brewing.

Quick Facts

• Original OLED: SSD1303T10, 132 × 64 px, 12 V boost rail [Elektroda, amigos, post #17834004] • Proven swaps: SSD1305Z (yellow/white) or SPD0301 (yellow/white), 128 × 64 px [Elektroda, amigos, post #18000551] • Parts cost: 140 – 260 PLN incl. PCB, vs. 800 – 1 000 PLN service module [Elektroda, jacenty67, #17179483; Luczi04031986, #18508253] • PCB options: “Satanistik 24-pin” for SPD0301 or “Amigos 31-pin” for SSD1305 [Elektroda, satanistik, #17894955; amigos, #18233157] • Typical boost voltage after TPS61045: 11 – 13 V DC [Elektroda, jackmc, post #18490466]

Which replacement OLED works without missing pixel columns?

Choose an SSD1305Z 31-pin panel; it shows the full 128 × 64 frame with no two-column gap that affects SPD0301 swaps [Elektroda, amigos, post #18000551]

Why does my SPD0301 screen show a 2-pixel blank strip?

SPD0301 is hard-wired for 128-pixel addressing; NIVONA firmware still sends 132 px data, so columns 0–1 wrap to the end, leaving a visible break [Elektroda, amigos, post #17925365] Functionality is unaffected.

What PCB adapter should I order for SSD1305?

Download the ‘Amigos SSD1305’ Gerber pack (post #18233157) and order 1 mm FR-4, 1-oz Cu; five boards cost about 8 USD delivered from JLCPCB [Elektroda, amigos, post #18510016]

Do I need hot-air to solder TPS61045 boost IC?

Yes. The SON-8 package sits under the board; use 250 °C air, flux, and tweezers. Hand soldering risks bridging pins 6–7 and kills the 12 V rail [Elektroda, damek4, post #18600363]

Edge case: display stays dark after swap—what to test?

Measure VCC at JP1 pins 1-2; it must be 3.3 V.
Check boost output at C4/C10; expect ~12 V.
Inspect TPS61045 for shorts; one bridged pad drops boost to 4–5 V, leaving OLED blank [Elektroda, damek4, post #18600363]

How to flip the mirrored image on SSD1305/0301?

Use the 2-IC inverter: CD4078 combines command bits, CD4071 forces D0 high when opcode A0h is detected, plus 74AHC1G00 adds a 2-gate delay on WR#. Full schematic in post #18507781.

Is a plug-and-play board available?

Yes. Pre-assembled replacement modules appear on eBay for ~90 EUR [Elektroda, amigos, post #18421610] They clip into the 20-pin header—no soldering—yet still use SSD1305 inside.

Statistic: how much money do DIYers actually save?

Forum users report 170 PLN parts + 100 PLN labor versus 900 – 1 000 PLN service, a median saving of 74 % [Elektroda, jacenty67, #17179483; nioop, #17062856].

Can I reuse the old boost inductor and diode?

Yes—if L1 (10 µH, 4532) and D1 (MBR0530) test OK, resolder them onto the new PCB to match NIVONA’s 12 V design [Elektroda, amigos, post #18233157]

3-step How-To: swapping the OLED panel

Unsnap front fascia, desolder 31-pin ribbon, lift old SSD1303 OLED.
Solder new SSD1305 or attach SPD0301 to adapter; fit boost PCB onto 20-pin header.
Bridge D0 (pin 7) per schematic, reassemble, set clock.

What if the new OLED flickers or is dim?

Reflow TPS61045 and check R4 (set to 120 kΩ). An undervalued R4 limits Duty, capping boost at 8 V and causing flicker [Elektroda, jackmc, post #18490466]

Can I order parts locally instead of AliExpress?

Yes. SSD1305Z modules are stocked by BuyDisplay (~24 USD) and Polish sellers (white/yellow, 130 – 160 PLN) [BuyDisplay, 2020; Elektorda, mipix, #18358600]. PCB components are common 0402/0603 passives.

Expert tip for beginners?

“Flux, flux, flux—then the 31-pin ribbon solders itself,” advises user amigos [Elektroda, 18573539] Clean with IPA before final assembly.

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