Model: WMT-555C | Brand: Cherub
The Cherub WMT-555C is a versatile electronic device designed for musicians, combining a chromatic tuner and a digital metronome into a single, portable unit. It is suitable for a wide range of instruments, including guitars and orchestral instruments, and features a clip-on pickup for accurate acoustic instrument tuning.
This manual provides detailed instructions for the setup, operation, and maintenance of your WMT-555C to ensure optimal performance and longevity.

Image: Cherub WMT-555C Tuner and Metronome with Pickup. The device features a large LCD screen, control buttons, a speaker, and input jacks. Below it is the clip-on pickup with a 1/4" jack.
The WMT-555C unit includes:
Key Controls and Display Elements (Refer to image above):
The WMT-555C requires 1 AAA battery for operation. Ensure the battery is inserted with the correct polarity as indicated inside the battery compartment. A fresh alkaline battery is recommended for optimal performance and battery life.
Tẹ awọn TAN/PA button to power the unit on. Press and hold the TAN/PA button again to power it off.
For tuning acoustic instruments, connect the provided clip-on pickup to the ÀWỌN Ọ̀RỌ̀ jack on the side of the unit. Attach the clip securely to your instrument, typically near the bridge or soundboard, to best capture vibrations.
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Ẹka ko ni agbara lori. | Batiri ti ku tabi ti ko tọ. | Rọpo batiri AAA, ki o rii daju pe o tọ polarity. |
| Tuner is not detecting sound. | Incorrect input method selected; low instrument volume; faulty pickup/cable. | Ensure pickup is securely connected or use the built-in MIC. Increase instrument volume. Check pickup/cable for damage. |
| Metronome sound is too quiet. | Volume slider set too low; speaker obstruction. | Ṣatunṣe awọn Vol. slider to increase output. Ensure the speaker grille is clear. Consider using headphones. |
| Tuner response is slow. | Weak signal from instrument; noisy environment. | Ensure a clear, sustained note is played. Use the clip-on pickup in noisy environments. |
![]() |
Kerubu WMT-565C Ohun elo Okun Mate: Tuner, Metronome, ati Ọriniinitutu/Afọwọse Atẹle Iwọn otutu Iwe afọwọsi olumulo ni kikun fun Kerubu WMT-565C, ẹya ẹrọ ohun elo onisẹpo pupọ. Kọ ẹkọ nipa tuner rẹ, metronome, otutu/ sensọ ọririn, ati awọn ẹya miiran. |
![]() |
Kerubu WMT-248 Afọwọṣe Olumulo Metro-Tuner Portable Iwe afọwọkọ olumulo pipe fun Cherub WMT-248 Portable Metro-Tuner, ṣe alaye awọn ẹya rẹ, iṣẹ ṣiṣe, awọn pato, ati itọju. |
![]() |
Kerubu WMT-565C Okun Irinse Mate: Olumulo Afowoyi ati Itọsọna Iwe afọwọkọ olumulo pipe fun Kerubu WMT-565C mate ohun elo okun, ti o nfihan tuner, metronome, iwọn otutu, ati atẹle ọriniinitutu. Kọ ẹkọ nipa awọn ẹya rẹ, iṣẹ ṣiṣe, awọn pato, ati awọn iṣọra. |
![]() |
Kerubu WST-905Li Irin Agekuru-lori Tuner Afowoyi olumulo Iwe afọwọkọ olumulo osise fun Kerubu WST-905Li agekuru-lori tuna. Kọ ẹkọ nipa awọn ẹya rẹ, iṣẹ ṣiṣe, titunṣe isanpada gita, awọn pato, ati ibamu FCC. |
![]() |
Kerubu WST-680 Gbigba agbara Aifọwọyi-lori Tuner Afọwọṣe olumulo Iwe afọwọkọ olumulo pipe fun Kerubu WST-680 gbigba agbara-laifọwọyi lori tuner, awọn ẹya alaye, iṣẹ ṣiṣe, awọn pato, ati awọn iṣọra. |
![]() |
Kerubu Auto-Lori Agekuru WST-645 olumulo Afowoyi Itọsọna olumulo fun Agekuru Aifọwọyi-Lori Kerubu WST-645, agekuru gbigba agbara-lori ẹrọ itanna tuner fun gita, baasi, ati ukulele, ti n ṣe ifihan iṣẹ adaṣe, iṣatunṣe isanpada, ati gbigba agbara USB-C. |