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Questions tagged [identification]

Identify chips, connectors, cables, and other components, from photographs and descriptions of the surrounding circuitry or equipment.

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3answers
143 views

In its former, pre-burnt-out life, was this thing a capacitor?

I've a problem with a ventilation system that stopped working shortly after power-on. I've pulled out what I believe is the power supply board and I can see an obvious problem, but I'm not entirely ...
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1answer
45 views

Automotive connector ID

I have a 1998 Dodge Durango and am swapping transfer cases. The new case (NP242) uses a 4-pin switch (see photo). Dodge discontinued the adapter harness some time back and I have not been able to find ...
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0answers
53 views

What type of fuse is this? [on hold]

I have a device that is missing a fuse (see attached pic). Could anyone point me to a site that sells it?
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1answer
97 views

Where can I find more information on this mysterious IC? (V100 ZJ51VMP)

I'm trying to identify this logo/part, I've searched combinations of the letters that appear on it as well as IC manufacturer logos and didn't have much luck. At one point I was pointed to a "display ...
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0answers
39 views

Help Identify Spring Loaded Pushbutton

I found this interesting spring-loaded pushbutton in a battery operated LED torch I've had for a while. It allows for continuous on or off function by (dis)connecting some metallic strips within it. ...
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0answers
73 views

6-pin SMD identification - top marking B7 AP

I am trying to repair a Garmin Echo fishfinder after moisture got into it, I have replaced the op amp but it seems the 6-pin device above it is also faulty. The trouble is I can't identify what it is. ...
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0answers
102 views

Help identifying component in SMPS

I have been working on a Schroff/Cherokee Europe PE1947/23B SMPS (circa 2004?) and have had trouble identifying a component within the circuit. This SMPS features the following outputs: +12v DC @ 8A ...
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3answers
138 views

Need help identifying burnt SMD

Help me identify the burnt out SMD located on M801 position in the attached photographs. It belongs to a Philips Bodygroom BG2024/15 PCB. I intended to replace the two rechargeable batteries, but ...
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0answers
30 views

identifying a lcd display from 4g modem

Can anyone help me to identify pins of this display panel.I got it from 4g modem and i couldn't find any datasheet of this display.it is 12 pin module i just tried to apply 3.3v on led terminals ...
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1answer
48 views

Help ID maker of huge film cap, 50mm x 35mm x 24mm — AD 256K 250V MP

I just pulled this thing from a large board, I think it's part of an inverter. The board also has a huge CM choke, 8 IRF260N and other fets. No manufacter shown. This thing was part of the input ...
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2answers
157 views

What kind of 16-pin connector is this?

I was wondering if anyone knew what this type of connector is called. One of the wires connected to this seems to have a tear, and I'd like to see if I can get a few of these connectors for future ...
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1answer
67 views

Mismatch on string of resistors for DC bus voltage sensing

In the picture below, you can see a string of 10 resistors used for DC bus voltage sensing. I think that the blue resistors (the original ones) are 400k/1W. The colors are: yellow, black, black, ...
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0answers
48 views

Name of PS4 controller internal speaker connector

I just recently received a broken PS4 controller. The owner tells me the audio doesn't work and the analog are totally destroyed. I opened the case and, indeed, the audio connector of the internal ...
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1answer
100 views

Identify component in 1970s vintage video game from photo

Can anyone identify these two components, marked "SKY 4433" and "2.000000 K.D.S", respecitvely? Are they capacitors, crystals, or something else? They are from a vintage 1970s ball-and-paddle-style ...
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2answers
3k views

Can someone identify this old round connector?

I am trying to develop something to control an old antenna rotator, and it has a connector like this one: It does not seem to be a simple audio connector, but is more or less of the same size. What ...
2
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1answer
271 views

What is the name of this AC plug, and do they still exist?

Many years ago, I came across a Type I AC power plug, which was effectively a standard plug and double adapter combined. The cable would run to the plug perpendicular to create a lower profile from ...
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1answer
147 views

What symbol is this?

Does anyone know what this step between the two lines mean?
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1answer
75 views

Identifying 4-pin plug in laser cutting machine

I'm searching for a splitter for a plug that I have in my laser cutting machine. It's a Chinese model and the plug is responsible for a stepper motor (Y axis). It's a 4 pin connection. Does anybody ...
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2answers
566 views

What does the triangle look like in this diagram?

Using my intuition, I would assume the triangle in this simple circuit to be an inverter, but does that look correct? What is this symbol?
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2answers
68 views

Need help identifying and finding similar SMD variable resistor

The component appears to be damaged, but the datasheet for the board in question shows that this is a 47k ohm variable resistor. Looks like a trimmer, but not 100% sure. However, I've been trying to ...
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1answer
40 views

Trying to identify a rechargeable battery

Good evening. I have just removed a rechargeable battery pack from a flashlight which is about 10 years old and no longer holds a charge. There is only a model number printed on the battery: CY100722 ...
3
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1answer
101 views

Please help identify capacitor - turntable motor drive PCB

My Rega Planar 3 turntable is belt driven. It has been a year in storage, and now the platter spins backwards. A Google search suggests that one of the motor capacitors is to blame. I reckon I'll ...
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2answers
61 views

Capacitor Replacement - Markings: 622JA - GD 1000

My tube light choke was not working, I tested its circuit using multi-meter and found that a capacitor (labeled 622JA on first line and GD 1000 on second line) was short-circuited so I pulled it out ...
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1answer
77 views

Options for replacing a broken charger when dealer no longer sells these [closed]

First post on this exchange, please do not delete it as a "request for shopping recommendation", this is close to, but not intended as one of those. We have a Trimble DiNi 22 which runs fine, but we ...
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1answer
121 views

Identify dead component in notebook battery

Battery name is GARDA31, based on bq29330 and bq8030. Most probably I killed it myself when soldering by shorting terminals with solder wire :( Controller is alive (communicates through SMbus), but ...
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0answers
54 views

Identification of camera component including probable metal composition

I realize this is probably off topic but am curious as to what electronic component might be shown in the following picture, and what metal it likely is made off. It is presumably part of the ...
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1answer
53 views

Looking for the part number of the button

Installed in the Acer Aspire 2920 notebook. Does not work at all - pushing at any angle has no effect. Second button (left touchpad one) works properly. Circuit diagram lists SW-TACT-119-GP / 62....
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2answers
145 views

Can I trust in visual inspection to identify LED terminals?

In the figure above, LED A is a regular 5mm LED and the visual identification of its terminals polarity is well known. As you can see, on LED B the anode is identified by the longer leg, but the ...
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1answer
56 views

Help to identify an uncommon thermistor

I am trying to identify a thermistor that was used in a "smart thermostat". It is a surface mounted small part (0603 form factor), bears no markings. I measured the resistance across at a few ...
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1answer
104 views

A 4(5)-band resistor with an extra black band

I need to replace a burned resistor in an electric kettle, but I'm not sure I identified it correctly. The bands are: Red - Grey - Grey - Gold - Black. My preliminary guess 28.8 Ohms no tolerance. ...
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2answers
92 views

Help identifying tantalum capacitor marked E105

I am trying to repair a device that was handed to me. It has a broken tantalum capacitor with a missing lead, so it needs replacement. However I'm having trouble identifying its capacitance, voltage ...
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1answer
81 views

Confirming resistor value

Hi I need to replace this resistor but I am not convinced that I have read it correctly at 180m ohm. Can someone confirm please? The third band looks like pink but I ha w read it as violet.
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2answers
894 views

Identifying weird component on PCB

In optical LIN converter PCB there is a weird element glued: A plastic ring with resin/ plastic fulfillment. Is it some sort of local coating or chip-on-board encapsulation? There are no elements in ...
2
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3answers
121 views

Replace/refresh 7 segment display of vintage 80's clock radio

Past two weeks working on this clock radio because I love the looks of it and it is also pretty rare (it must be restored in original condition or better). Fixed almost every non-working feature such ...
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1answer
48 views

Identify 19-pin connector that looks like USB micro

We use a satellite modem that sports a 19-pin connector. There is a handy connector on the board to let us communicate with it, but the supplier doesn't know what brand/model the connector is, and the ...
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0answers
100 views

Need help to identify this component from an LED driver module

I got an LED driver module(LDM) from a truck that drives the headlight of the truck. The PCB has a strange component which I have never seen before. I have added a picture of that component. The ...
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1answer
71 views

Weird component in load cell Wheatstone bridge

While trying to repair a cheap digital kitchen scale, I came across this component (see picture below). AFAICT, this is 95% identical to the standard Wheatstone bridge interconnect for combining 4 ...
2
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1answer
57 views

Part with marking code “ZO” “607”

Can anyone please identify part with marking code "ZO" "607" it has 6 pins and I think the package is WLCSP.
2
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1answer
89 views

Need help identifying SMD component

This is a board from a Johnny Lightning V-bot, it has these SMD 6 pin components that just have a M03 and a dot on one of the terminals. Does anyone have a datasheet or any idea on how to ask for one ...
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4answers
122 views

Component identification (SMD) - Beelink X55 Ultimate

Recently my NUC has decided to release some magic smoke. I found two problematic components in it. F1 fuse, which failed (?) to protect the board and U10 which has manifested a nice eruption point. ...
2
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1answer
89 views

Does anyone know what this smd chip is?

I have some PCB and on it this chip. I'm trying to figure out what it is. I've searched all over the google, SMD codebooks, datasheet websites and I haven't even found a similar thing
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1answer
41 views

part number of switching regulator component

Can somebody help me to read this component part number? i think its switching regulator. thank you.
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1answer
88 views

What type of connector is this for a 24V battery and charger and where can I get them? [closed]

I need to identify this connector so I could order it. I also need to find a place where I can buy them.
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4answers
163 views

Does this connector exist and if so what is the correct name?

Please see picture. 2.54mm pin pitch. 8 pins, 8 'ways'. So, "1x8" I think is the right way to state it? I am trying to find a connector / header / whatever-name-is-correct to change direction 90 ...
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2answers
91 views

Unusual potentiometer pin configuration

I'm trying to identify this 30 year old ø24mm 10k log potentiometer so that I can replace it. The only marks on the rear are "RC-302" and "1348616" but that doesn't turn up anything in my searches so ...
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2answers
161 views

How to identify a PCB connector type?

Is it possible for someone to identify these backplane (motherboard) connectors, the ones in brown color? The daughter cards which plug-into these connectors are 3U size cards. This is an outdated ...
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2answers
147 views

Replacing smoothing capacitors in vintage guitar amplifier without datasheet

I'm in the process of servicing my Carlsbro stingray super combo amp and whilst disassembling I noticed that one of large caps (I assume smoothing) has started bulging and leaking. Ive tried ...
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2answers
80 views

Component Identification 220V

A component of a board from an appliance has failed and I would like your help identifying it, in order to replace it. Below is a picture from the board, the arrow points to the failed component:
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4answers
57 views

Fuse Identification

Would anyone be able to help me identify this fuse? The markings on it are: "51NM 250V 1.6A". It is a glass 5x20MM fuse, I am just wondering if it is a fast or slow blow fuse so I can order a ...
1
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1answer
70 views

Damaged Connector Identification

This connector got damaged while repairing a device, and I've been unable to identify it to replace it. The connector is SMD mounted with the circuit board underneath based on the image above. It is ...