A4 PRINTED COPYA4 printed manual for LG LHB645N
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LG LHB645NUK manual, setup & parts
YOUR MODEL
Model reference photo. The unit itself is not included in the accessories below.
LG · MODEL STORE
Download the UK English operating instructions for your LG LHB645N, or order an A4 printed copy. Check the available accessories below.
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View manualEmail required. No payment.Compatible connections
- 1.5m HDMI cable
- 1.5m RCA cable
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A4 PRINTED COPY
1.5 METRES1.5m HDMI cable for LG LHB645N
1.5m HDMI cable rated for 18 Gbps / 4K at 60 Hz. Type A High Speed HDMI cable with Ethernet connects HDMI OUT TO TV to a compatible television.
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AUDIO & VIDEO
1.5m RCA cable for LG LHB645N
Stereo AUX L/R RCA inputs accept sound from an external audio source. Use only the red and white plugs of the shop’s RCA lead; leave the yellow plug unused for this audio-only connection.
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HDMI and RF cable images are AI-generated illustrations. Manual covers are taken from the corresponding PDF where shown. The £9.99 manual price is a printing and delivery charge; the digital PDF is free. Availability is checked at checkout.
THE UK EDITION
LG LHB645N manual
Find the UK English operating instructions for the LG LHB645N blu-ray home cinema system in document LG LHB645N UK Owner’s Manual. This guide helps you locate the relevant sections before setting up your equipment or identifying a missing accessory.
73 PDF pagesEnglish languageUK edition
Use the complete LHB645N model number and any regional suffix on your unit's label. Similar LG model numbers can use different instructions, connections and accessories.
Read the guide below without an email. The free PDF requires email submission; marketing consent is optional. An A4 printed copy is £9.99 with free UK delivery.
Manual source: LG UK official support. English owner’s manual supplied by LG UK for LHB645N.DGBRLLK. Exact model is named on the cover. All citations use physical PDF page numbers.
Companion instructions: UK English simple manual (LHB645N UK English simple manual, 2 PDF pages, LG English PDF). Page references below identify this document separately.
Get the LHB645N PDF manualCHECK BEFORE REPLACING
Original box contents & accessories for the LHB645N
LG lists the following supplied items in the operating instructions. Quantities and references describe the original package; the shop’s replacement products are listed separately above.
| Supplied item | Qty | Original reference / details | PDF page |
|---|---|---|---|
| Remote control | 1 | Part number not statedThe UK manual illustrates the supplied remote but does not give its orderable part number. | 10 |
| AAA (R03) remote-control battery | 1 | Part number not statedBattery type and number shown in the remote battery diagram. | 10 |
| FM wire aerial | 1 | Part number not statedThe supplied aerial is for the FM radio, not a television aerial connection. | 17 |
| Front speakers | 2 | S63T2-SQuantity is identified by the system layout; component references are listed on the manual cover (PDF page 1). | 70 |
| Rear surround speakers | 2 | S63S2-SQuantity is identified by the system layout; component references are listed on the manual cover (PDF page 1). | 70 |
| Centre speaker | 1 | S63S2-CQuantity is identified by the system layout; component references are listed on the manual cover (PDF page 1). | 70 |
| Passive subwoofer | 1 | S63T1-WQuantity is identified by the system layout; component references are listed on the manual cover (PDF page 1). | 70 |
| Speaker cable connections | 6 | Part number not statedSix speaker connections are described; this is not a separately quantified sealed-box accessory checklist. Leads and proprietary connectors must match the original system. | 13 |
A shared manual may list different accessories for individual models or regions. Only the items described in the shop listing are included with an order.
View assigned replacement itemsThe component list describes the original complete home cinema system, not items included with a replacement remote, cable or printed-manual order.
The UK manual shows a fixed AC power cord. A detachable figure-8 replacement lead is not assigned.
The FM aerial connector is not a TV aerial input.
Online services described in the original manual may no longer be available.
GET CONNECTED
LHB645N connections & setup
Start with the sections below in LG LHB645N UK Owner’s Manual. Read the complete procedure and follow any model or regional notes.
Speaker placement and connections
Position the front, centre and rear speakers around the listening position, then match the speaker leads to the colour-coded terminals.
LG LHB645N UK Owner’s Manual · PDF page 12HDMI television connection
Connect HDMI OUT TO TV to the television using a Type A High Speed HDMI cable with Ethernet and select the television’s HDMI input.
LG LHB645N UK Owner’s Manual · PDF page 14First-time setup
Choose the display language, configure the network and check the speaker test tones in the initial setup wizard.
LG LHB645N UK Owner’s Manual · PDF page 22USING YOUR EQUIPMENT
More help in the LHB645N manual
Blu-ray, DVD and USB playback
Use the Home menu to play supported discs and media files; the manual also explains Blu-ray 3D playback.
LG LHB645N UK Owner’s Manual · PDF page 33Home network connection
Connect the player to the router by Ethernet and follow wired network setup.
LG LHB645N UK Owner’s Manual · PDF page 19Troubleshooting picture, sound and playback
Check power, disc compatibility, USB media, network access, picture and speaker sound before arranging a repair.
LG LHB645N UK Owner’s Manual · PDF page 55MODEL-SPECIFIC HELP
LHB645N questions & answers
Is the LG LHB645N UK English manual available?
Yes. This listing provides the UK English operating instructions (LG LHB645N UK Owner’s Manual), with 73 PDF pages. Match the regional suffix on your unit and use the sections labelled for LHB645N in a shared manual.
Is the LHB645N PDF free?
The digital manual is free after email submission. Marketing consent is optional. An A4 printed copy costs £9.99 with free UK delivery; this charge is for printing and delivery.
Which replacement remote should I choose for the LHB645N?
Check the original remote reference for the exact LHB645N model and regional edition. Replacement compatibility has not yet been confirmed on this listing, so a similar-looking remote should not be assumed to work.
Where can I find troubleshooting help for the LHB645N?
Check power, disc compatibility, USB media, network access, picture and speaker sound before arranging a repair.
LG LHB645N UK Owner’s Manual · PDF page 55Can I use another LG model's manual for the LHB645N?
Use instructions that explicitly cover LHB645N and its regional edition. Shared manuals can be suitable when they name your model, but another model's remote references, sockets or setup menus may differ.
Other LG model guides
Choose the model printed on your equipment. These links do not establish accessory compatibility or make one model’s manual suitable for another.
Guide prepared by Manuals & Remotes
Browse every modelSource: LG LHB645N UK Owner’s Manual UK English operating instructions. PDF page references include the cover. Source checked 2026-10-04. This guide describes the documentation and does not represent testing of an individual unit.
The component list describes the original complete home cinema system, not items included with a replacement remote, cable or printed-manual order.
The UK manual shows a fixed AC power cord. A detachable figure-8 replacement lead is not assigned.
The FM aerial connector is not a TV aerial input.
Online services described in the original manual may no longer be available.