Ikegami Bsf-300 Manual _hot_

This is a curated research & usage guide for the Ikegami BSF-300, a broadcast-grade triax camera control unit (CCU).

Since the official manual is a copyrighted technical document (typically 50+ pages), this guide provides the critical functional overview, setup logic, and troubleshooting steps that a broadcast engineer or camera operator would need. You will still need the physical manual for pinouts and board-level schematics.

1. Physical Overview

• Form Factor: 1RU (1.75 inches tall), half-rack width (often used in dual-mount kits).
• Connectors (Front Panel):
  • CAMERA: 7-pin female (triax or hybrid) for camera head connection.
  • POWER: LED indicator (Green = On, Red = Fault).
  • REMOTE: 6-pin modular (RJ-11 style) for ROP (Remote Operation Panel).
• Connectors (Rear Panel):
  • VIDEO OUT: BNC (Composite, SDI optional on suffix models).
  • PROM PWR: 4-pin XLR (DC input, typically 12V).
  • GENLOCK IN: BNC for external sync reference.
  • INTERCOM: 4-pin XLR for engineer’s headset.

6-pin REMOTE (ROP – RJ-11)

| Pin | Signal | |-----|--------| | 1 | +5V | | 2 | Data T×D | | 3 | GND | | 4 | GND | | 5 | Data R×D | | 6 | Not used | ikegami bsf-300 manual

4. Internal Adjustments (Engineer Menu)

Note: These adjustments usually require removing a side panel or accessing a "trap door" on the unit. They are engineering controls.

If you are performing maintenance on the BFS-300, you may encounter these trim-potentiometers (pots): This is a curated research & usage guide

1. H. Center (Horizontal Center): Shifts the image left or right on the CRT.
2. V. Center (Vertical Center): Shifts the image up or down.
3. H. Size (Width): Stretches the image horizontally.
4. V. Size (Height): Stretches the image vertically.
5. Video Gain: Adjusts the amplification of the input signal.

Calibration Procedure:

1. Feed a standard test pattern (like a Crosshatch or Pulse Cross) into the camera.
2. Adjust H. Size and V. Size until the image fills the screen to the desired overscan (usually 10%).
3. Adjust H. Center and V. Center to center the crosshatch perfectly in the eyepiece.
4. Check for Pin Cushion or Barrel Distortion (bowed lines at the edges). If present, internal service is required.

Section 1: Installation and Unpacking

The manual begins with the mundane but essential. Key points from this section include: Form Factor: 1RU (1

• AC Voltage Selection: The BSF-300 is often set to 100V, 120V, or 220V. The manual shows the location of the voltage selector switch (usually on the rear panel near the IEC socket). Warning: Failure to check this before powering on will destroy the power transformer.
• Ventilation: Do not stack units directly on top; allow 1U of empty space for heat dissipation.
• Cabling: Use RG-59 or RG-6 75-ohm coaxial cables. The manual stresses that unterminated outputs can cause reflections and signal degradation.

How to Find a Genuine Ikegami BSF-300 Manual PDF

Locating an authentic, complete manual in 2025 requires effort. Ikegami no longer supports this model, and many online PDFs are corrupted or missing pages.

Best sources:

1. Archive.org: Search for "Ikegami BSF-300 Service Manual." User-uploaded broadcast service docs appear here periodically.
2. Broadcast Equipment Forums: Groups like the "Broadcast Engineering" section on Reddit or the "Videokarma" forum have members who have scanned their personal copies.
3. Manual Trading Sites: Sites like ManualsLib or ElektroTanya (E-Electronics) sometimes host high-resolution scans. Warning: Verify the file size; a genuine manual is roughly 20-30MB with circuit diagrams. A 500KB file is fake.
4. eBay: Physical copies are occasionally sold by defunct station engineers. Search for "Ikegami BSF-300 original manual."

IRL Identifier: The official manual has a part number like "IKG-BSF300-OM-001" on the cover. The schematic fold-out is typically A2 size (16.5 x 23.4 inches).