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Yamaha YSM20R Case Study: 95K CPH SMT Lines in Changsha
Two Yamaha YSM20R and YSM10 high-speed SMT lines rated up to 95,000 CPH for a Changsha PCB assembly OEM: 99.5% yield, 40% faster cycles and SPI-verified printing.
Case Study
Yamaha YSM20R Case Study: 95K CPH SMT Lines for a Changsha PCB OEM
See how a Changsha PCB assembly OEM scaled to high-speed SMT production with Yamaha YSM20R and YSM10 mounters from JHIMS — two orders since 2022, YSM20R lines rated up to 95,000 CPH, 40% faster cycles and 99.5% yield.
Direct answer: A Changsha-based PCB assembly OEM scaled to high-speed SMT production with Yamaha YSM20R and YSM10 mounters supplied by JHIMS across two orders — December 2022 and November 2023. The YSM20R-based lines are rated up to 95,000 CPH with ±0.035mm placement accuracy, and the published JHIMS case record reports 40% faster cycles, 99.5% yield and roughly 18-month ROI.
Key Takeaways
- 195,000 CPH YSM20R Throughput
- 22 Purchase Orders (YSM20R ×2 + YSM10 ×2)
- 399.5% Yield
- 440% Faster Cycles
Customer & Industry
At a glance: who the customer is, where the machines were delivered, and what drove the investment.
CustomerChangsha-based PCB assembly OEM (name confidential)
IndustryPCB assembly (PCBA) — automotive & consumer electronics
Project LocationChangsha, China
Project TypeHigh-speed SMT placement lines — Yamaha YSM20R + YSM10, plus YSM20 line with SPI
Purchase Date2022-12 & 2023-11
Driving RequirementSustained 95,000 CPH throughput for high-volume board assembly
Contract assembly for automotive and consumer electronics needs speed and measurable process control. Over 70% of global OEMs require SMT throughput above 50,000 CPH, so a Changsha PCBA maker built two lines to match.
Customer Background: Scaling PCB Assembly in Changsha
An OEM in Changsha scaling complex automotive and consumer electronics PCBA orders needed to automate and hit industry benchmarks: more than 70% of global OEMs now require SMT throughput above 50,000 CPH.
December 2022: a Yamaha YSM20 and YSM10 with a JHIMS S630 3D SPI and 60 tape feeders, the first automated line. November 2023: two YSM20R and two YSM10 forming two lines rated up to 95,000 CPH each.
Project Challenges: Sustaining 95K CPH on YSM20R Lines
- Throughput Target High-speed lines each needed to sustain 95,000 CPH for high-volume PCB assembly — beyond what traditional lines could deliver.
- Component Diversity Versatile support for QFN, BGA, SOP and IC tray components across demanding SMT pick-and-place workflows.
- Bottleneck Risk Traditional lines struggled with throughput bottlenecks, risking delays in automotive and consumer electronics deliveries.
- Consistency at Scale Growing order volumes demanded repeatable placement quality and minimal changeover downtime as production scaled.
A line rated 95,000 CPH can still miss that rate. Component mix (QFN, BGA, SOP, tray parts), bottleneck station, changeover time and repeatability are the four pressures a split into two machine roles answers.
The reported pressures on the line, their engineering cause, and the part of the configuration that answers each.
| Reported pressure | Engineering cause | How the configuration answers it |
|---|---|---|
| 95,000 CPH throughput target | Output is set by the slowest station, not by the fastest machine | Batch work split between high-speed and multifunction mounters |
| Component diversity | QFN, BGA, SOP and tray parts cannot be placed at chip-component beat rates | YSM10 handles larger packages and tray components; YSM20R keeps the high rate |
| Bottleneck risk | A queue forms at the limiting station and becomes a delivery delay | Line sized so the fast machine is not waiting on the varied work |
| Consistency at scale | High-mix changeovers interrupt rhythm and repeatability | Up to 140 feeder types (8 mm equivalent) and up to 96 on the multifunction machine |
| Placement accuracy | Accuracy must hold across the board, not only at the machine origin | ±0.035 mm, or ±0.025 mm with Cpk of 1.0 or better, calibrated on site |
| Print quality input | Placement cannot fix a defective paste deposit | S630 3D SPI verifies print quality after stencil printing, before placement |
| Tray-supplied components | Tape feeders cannot address tray-fed parts at all | 15-tray sATS15 JEDEC tray system on the multifunction machine |
| Dense board real estate | Smaller components and closer spacing reduce placement tolerance | 0201 to 55 x 100 mm placement range on the high-speed mounter |
| Ramp-up time | A line that is late to rated output delays the return on the investment | Commissioned and calibrated, then validated against uptime before handover |
Customer Requirements
- 95K CPH Lines Production lines targeting 95,000 CPH each for high-volume PCB assembly.
- Wide Component Support QFN, BGA, SOP and IC tray components handled reliably in the same workflow.
- Minimal Changeovers Fast, efficient changeover between product batches for high-mix production.
- Complete Delivery Installation, operator training and responsive after-sales support to guarantee a fast production ramp-up.
Acceptance criteria, not specs: station sizing, component support (QFN, BGA, SOP, IC tray) for automotive and consumer assemblies, fast changeover and complete delivery decide how fast a line reaches 95,000 CPH.
JHIMS Solution: YSM20R + YSM10 High-Speed Integration
YSM20R is the high-speed backbone — 95,000 CPH, ±0.035mm accuracy (±0.025mm at Cpk ≥ 1.0), components 0201 to 55 × 100mm — and a YSM10 multifunction machine covers parts that cannot be fed at rate.
- YSM20R High-Speed Head Twin HM heads provide the 95,000 CPH backbone of each high-speed line, with dual-beam precision placement.
- YSM10 IC Handling YSM10 mounters add up to 46,000 CPH (optimal) for larger ICs — QFN, BGA, SOP and IC tray components — with a 15-tray sATS15 JEDEC tray system.
- S630 3D SPI The JHIMS S630 3D solder paste inspection machine (delivered with the first order) verifies print quality after stencil printing.
- Feeder Flexibility 60 tape feeders were delivered with the first order; the YSM20R supports up to 140 feeder types (8mm equivalent), minimizing changeovers for high-mix batches.
Why the Customer Chose JHIMS
- Authorized Yamaha Distributor Genuine Yamaha machines with official specifications and support.
- Turnkey SMT Line Expertise Complete line integration — placement, SPI inspection and reflow — from a single supplier.
- Proven Reliability On-time delivery of high-quality SMT machines for demanding PCB production.
- Comprehensive Support Video guides, remote troubleshooting, on-site training and responsive after-sales service.
Equipment Configuration: YSM20R & YSM10 Purchase Details
| Date | Item | Model | Qty |
|---|---|---|---|
| 2022-12-01 | Yamaha YSM20 high-speed mounter | YSM20 | 1 |
| 2022-12-01 | Yamaha YSM10 modular mounter | YSM10 | 1 |
| 2022-12-01 | JHIMS S630 3D SPI solder paste inspection | S630 | 1 |
| 2022-12-01 | Yamaha tape feeder | 8mm | 60 |
| 2023-11-01 | Yamaha YSM20R high-speed mounter | YSM20R | 2 |
| 2023-11-01 | Yamaha YSM10 modular mounter | YSM10 | 2 |
Delivered across two purchase orders: the 2022 order built the customer’s first automated line (YSM20 + YSM10 with S630 3D SPI and 60 feeders), and the 2023 order added two high-speed lines built around YSM20R + YSM10.
Key Specifications
| Feature | YSM20R | YSM10 |
|---|---|---|
| Placement Speed | Up to 95,000 CPH | Up to 46,000 CPH (HM head, optimal) |
| Placement Accuracy | ±0.035mm (±0.025mm, Cpk ≥ 1.0) | ±0.035mm (±0.025mm, Cpk ≥ 1.0) |
| Component Range | 0201 to 55 × 100mm | 0201 / 03015 metric to 12 × 12mm (opt. 55 × 100mm) |
| PCB Size | L50×W50 to L810×W490mm | L50×W50 to L510×W460mm (opt. L610mm) |
| Feeder Capacity | Up to 140 types (8mm equivalent) | Up to 96 types (8mm equivalent) |
| Tray Capacity | Up to 30 layers (sATS30NS) | 15 trays (sATS15, JEDEC) |
| Power Supply | 1.9kW (typical) | 3-phase AC 200~416V ±10%, 50/60Hz |
Implementation: From Delivery to 95K CPH Production
The implementation followed a four-week ramp-up plan for each delivery, coordinated by the JHIMS engineering team:
- Week 1 Site assessment and equipment delivery.
- Weeks 2-3 Installation and calibration to ±0.035mm placement accuracy.
- Week 4 Trial production and validation — 99% uptime confirmed before handover.
The four-week ramp-up is a commissioning sequence with one defined output per week.
- Week 1: site assessment and delivery — electrical and air supply, floor position, board flow.
- Weeks 2-3: installation and calibration to ±0.035 mm placement accuracy.
- Week 4: trial production (feeder timing, conveyor handshake, program correctness) and the 99% uptime check.
- Repeatable: the same sequence ran for the November 2023 order as in December 2022.
The four-week ramp-up used on each delivery, and the acceptance point attached to each stage.
| Stage | Activity | Acceptance point |
|---|---|---|
| Week 1 | Site assessment and equipment delivery | Power, air, floor position and board flow confirmed before machines are placed |
| Week 2 | Mechanical installation of the placement machines | Machines levelled and connected to the existing conveyor and line services |
| Week 2-3 | Calibration of the mounting heads | Placement accuracy brought to ±0.035 mm at the installation |
| Week 3 | Feeder, nozzle and tray configuration | Component range of the product mix loaded and verified |
| Week 4 | Trial production and validation | Line run as a system: feeders, conveyor handshake, programs and inspection |
| Week 4 | Uptime confirmation before handover | 99% uptime confirmed before the line is released to production |
| On handover | Operator training | Operators able to run products and recall programs without support |
| After handover | After-sales support | Remote troubleshooting, video guides and on-site service available |
Video: Changsha YSM20R/YSM10 Line in Action
Watch the Yamaha YSM20R and YSM10 machines at the Changsha customer site. Watch the full video on YouTube.
Watch how the two machine roles work side by side.
- High-speed mounter: continuous cycle, feeders indexing in step; here the 95,000 CPH rating is realised.
- Multifunction machine: a visibly different cycle, with tray picks for larger packages.
- Conveyor handshake: boards move between the two stations without manual intervention.
- Division of work: the fast machine stays fast because the varied work was assigned elsewhere.
Results: 40% Efficiency Gains on YSM20R Lines
99.5% yield on the YSM20R-based lines, with 40% faster cycles and a 25% defect reduction, supporting more than 150,000 monthly units and ROI in about 18 months.
| Metric | Reported Result |
|---|---|
| Cycle Time | 40% faster |
| Yield | 99.5% |
| Defect Rate | 25% reduction |
| Monthly Output | 150,000+ units |
| ROI Payback | ~18 months |
Less rework and scrap compound the 40% faster cycle: 99.5% yield with a 25% defect reduction lifts capacity past 150,000 units a month and pays back in about 18 months. The 2023 repeat order is the verdict.
- Efficiency 40% faster cycles reported after implementation.
- Quality 99.5% yield with 25% fewer defects.
- Capacity Sustained output above 150,000 units per month.
- Repeat Purchase The customer placed a second order in 2023, scaling from one line to two YSM20R-based high-speed lines.
The repeat purchase reflects the trust built through delivery reliability, installation quality and after-sales responsiveness.
Why Two Mounter Types Beat Two Identical Machines
Output is set by the slowest station, so a high-speed mounter (twin HM heads, 95,000 CPH, 140 feeder types at 8 mm) pairs with a multifunction machine (up to 46,000 CPH, to 12 × 12 mm, 15-tray sATS15 JEDEC, QFN/BGA/SOP).
Separating the two roles also pays off in day-to-day operation.
- Parallel setup: a changeover on the multifunction machine does not stop the high-speed machine.
- Feeder prep: the next product’s feeders are loaded while the current batch runs.
- Fault isolation: a fine-pitch defect points at one head; a missing chip points at the tape feeders.
- Repeatable: a second YSM20R/YSM10 line in 2023 reused the same programs, training and S630 3D SPI.
Related Products
FeaturedYamaha YSM20R MounterHigh-speed modular mounter – 95,000 CPH, 140 feeders, 0201 to 55×100mm components.View product →
CompanionYamaha YSM10 MounterHigh-speed compact modular mounter – 46,000 CPH, 96 feeders, e-Vision + Side View.View product →
RelatedJHIMS S630 3D SPI3D solder paste inspection – verifies print quality before reflow.View product →
RelatedJHIMS R10 Reflow OvenLead-free hot-air reflow soldering for SMT lines – 20 heating zones, up to 300°C peak.View product →
RelatedJH-D900 Dispensing MachineHigh-speed precision dispensing – 200 dots/s jet dispensing for SMT PCB assembly lines.View product →
RelatedJHIMS ZM500 Screw MachineAutomated screw tightening and removal for electronics assembly.View product →Related Resources
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How did the Changsha customer reach 95,000 CPH with the YSM20R?▼
The YSM20R-2 Type PV achieves 95,000 CPH under Yamaha optimal conditions with twin HM heads. In this project the YSM20R handled high-speed chip placement while YSM10 mounters placed larger ICs (QFN, BGA, SOP and tray components), so each YSM20R-based line is rated up to 95,000 CPH for high-volume PCB assembly. Real-world throughput depends on board design and component mix.
What machines were delivered to the Changsha customer?▼
Two orders were delivered: in December 2022 the customer received a Yamaha YSM20 mounter, a YSM10 mounter, a JHIMS S630 3D SPI solder paste inspection machine and 60 tape feeders; in November 2023 they added two YSM20R high-speed mounters and two YSM10 mounters for two additional high-speed lines.
Which industries benefit from this 95K CPH SMT setup?▼
The configuration suits high-volume PCB assembly in automotive (EV battery and control boards), consumer electronics (5G modules) and telecom (router modules), where throughput, precision and changeover speed directly affect delivery performance.
Is on-site installation and training included?▼
Yes. JHIMS provides optional on-site installation, operator training and remote support so the line can ramp up quickly — this was part of the delivery scope for the Changsha project.
What is the ROI timeline for 95K CPH lines?▼
For producers running more than 100,000 boards per month, the published case record shows breakeven in roughly 18 months, driven by a 40% cycle-time reduction, lower defect rates and reduced overtime.
Why partner with JHIMS for Yamaha SMT equipment?▼
JHIMS is an authorized Yamaha distributor offering proven delivery reliability, tailored high-speed SMT line solutions, comprehensive support (video guides, remote troubleshooting, on-site training), competitive pricing and transparent communication.
What is the maximum placement speed of the YSM20R?▼
The YSM20R-2 Type PV achieves 95,000 CPH (0.038 sec/CHIP) under Yamaha optimal conditions with twin HM heads. Type SV achieves 90,000 CPH. Real-world CPH depends on your board design and component mix.
What are the smallest and largest components the YSM20R can handle?▼
HM head (Type PV): 0201 to 55×100mm, up to 15mm height. HM head (Type SV): 03015 to 55×100mm, up to 15mm height. FM head: 03015 to 55×100mm, up to 28mm height.
What is the YSM20R placement accuracy?▼
±0.035mm (±0.025mm) with Cpk ≥ 1.0 (3σ) for both CHIP and QFP components, verified under Yamaha optimal conditions using standard evaluation components and test boards.
What is the difference between YSM20R Type PV and Type SV?▼
Type PV (KMK-000/100) is the premium variant: 95,000 CPH, 0201 minimum component, □12mm scan camera, sATS30NS compatible. Type SV (KMK-500/600) is the value variant: 90,000 CPH, 03015 minimum component.
How many feeder positions does the YSM20R support?▼
Fixed feeder plates: up to 140 types (8mm tape equivalent). Exchange feeder carriages: up to 128 types. sATS30 fixed auto-tray: up to 30 trays. cATS10 carriage-type tray: up to 30 layers.
What PCB sizes can the YSM20R process?▼
Single lane: L50×W50mm (min) to L810×W490mm (max). YSM20R-1 also supports M-size boards up to L360×W490mm. Dual-stage transport: 1 PCB at L810×W490mm or 2 PCBs at L380×W490mm.
What power supply does the YSM20R require?▼
3-phase AC 200/208/220/240/380/400/416V ±10%, 50/60Hz. Power capacity: 10.4kVA with average consumption of 1.9kW.
What air supply does the YSM20R need?▼
0.45 MPa (4.5 kgf/cm²) or higher, clean and dry. Supply pipe inner diameter: 8mm or larger. Set pressure: 0.40 MPa. Air consumption with HM head × 2: 240 L/min average.
What vision systems does the YSM20R use?▼
Four vision systems: Fiducial Camera (8×8mm FOV), Scan Camera (□12mm PV or □8mm SV), Multi-Camera for fine-pitch QFP/BGA recognition, and the component camera with backlight.
What is the sATS30NS nonstop feeder system?▼
The sATS30NS (Non-Stop) is an automatic tray supply unit compatible with YSM20R Type PV only. It allows continuous production without stopping for component replenishment.
What maintenance does the YSM20R require?▼
Weekly: nozzle inspection/cleaning, multi-camera glass cleaning. Monthly: X-axis ball screw greasing, X/Y-axis guide lubrication. Quarterly: air filter replacement, FM head check.
Does JHIMS provide installation and training?▼
Yes. JHIMS provides on-site installation, commissioning, and operator training by JHIMS certified engineers — on-site service is available at a charge. Remote video training, documentation support and remote diagnostics are provided free of charge.
How quickly can I get spare parts?▼
JHIMS maintains a comprehensive spare parts inventory at our Shenzhen headquarters. Critical parts ship via DHL/FedEx express, typically 3-7 business days.
Where can I get technical support after purchase?▼
Support available via: phone (86-755) 86700443, WhatsApp, Telegram (@jinghe_tech), Microsoft Teams, email ([email protected]), and phone (Mon-Sat, 09:00-23:00 China Standard Time (UTC+8)).
Can I visit JHIMS to see the YSM20R before purchasing?▼
Absolutely. Visit our Shenzhen demo center to see the YSM20R running. We can also arrange visits to existing customer sites in your region (subject to customer approval).
How long will the YSM20R remain serviceable?▼
Based on Yamaha’s track record with previous-generation machines, parts and service availability is expected for at least 10-15 years. JHIMS stocks a comprehensive inventory of service parts.
Does the YSM20R have CE certification?▼
Yes. Conforms to EU Machinery Directive 2006/42/EC and EMC Directive 2014/30/EU (CE marking). Built-in emergency stop systems on front/rear consoles and safety covers with interlocks.
What are the shipping dimensions and weight of the YSM20R?▼
Main unit: L1,374×W1,857×H1,445mm, approx. 2,050kg (2-beam) or 1,950kg (1-beam). Additional: 32-feeder exchange carriage (70kg), cATS10 tray unit (160kg), sATS30 tray unit included.
What payment methods does JHIMS accept?▼
T/T (Telegraphic Transfer) is the primary method. Standard payment terms: 70% T/T deposit with the order, 30% T/T before shipment. Existing customers may use L/C (Letter of Credit) at sight.
How long does delivery take?▼
Standard: 4-8 weeks (factory production + pre-delivery inspection + export packaging + ocean freight). Air freight available for urgent orders. Ocean transit: 2-5 weeks depending on destination.
Can JHIMS handle customs clearance and import documentation?▼
Yes. JHIMS provides commercial invoice, packing list, bill of lading/airway bill, certificate of origin, and any required compliance certificates. We work with experienced freight forwarders.
What is included with the YSM20R delivery?▼
Standard: main machine unit, standard accessories (operation manual, tool kit, maintenance kit), feeder configuration as specified, HM head(s), scan camera, fiducial camera and software.
How is the YSM20R packaged for shipping?▼
Custom-fabricated wooden crate with vibration-dampening foam and vapor-phase corrosion inhibitor (VCI) packaging. All moving axes mechanically locked. Tilt and shock indicators installed.
What is the YSM20R pick and place machine used for?▼
The YSM20R is a high-speed SMT pick and place machine used to place surface-mount components onto PCBs at high speed and accuracy for electronics assembly — including LED display modules.
How accurate is the YSM20R placement?▼
The YSM20R delivers high placement accuracy with a hybrid vision system, meeting the requirements of fine-pitch and high-density PCB assembly — ±0.035mm (±0.025mm) with Cpk ≥ 1.0.
What components can the YSM20R place?▼
The YSM20R handles components from ultra-small 0201 chips to large connectors up to 55×100mm, with flexible nozzle and feeder configurations.
What feeders are compatible with the YSM20R?▼
The YSM20R supports a wide range of feeders including tape, tray, and stick feeders, plus the sATS30NS nonstop feeder system for continuous production.
How does the YSM20R compare to manual assembly?▼
The YSM20R places thousands of components per hour with consistent accuracy, replacing manual placement which is 10-20x slower with higher error rates.
Ready for a 95K CPH Upgrade?
Contact our engineers for a free line audit and custom configuration — we reply within 12 working hours (Mon–Sat, 09:00–23:00 China Standard Time, UTC+8).