Cr readers · PCR COMPANO family

Philips Compano: troubleshooting and error codes

The ServiceForge knowledge base holds 24 documented symptoms for the Philips Compano, with 26 ranked causes, 96 diagnostic checks with test points and expected values, and 0 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Sensitivity adjustment out of tolerance radiation

S value, pixel values, or density readings fall outside acceptable ranges after exposure and readout

Ranked causes

1. Incorrect dose measurement or entry (common)
2. Improper shading and polygon settings (occasional)
3. Reader software or calibration data corruption (occasional)

First check

Verify measured dose value entry

Test point: CALCULATION / dose entry field
Expected: 1 mR ± 10% (range 0.5–10 mR acceptable, 1–2 mR recommended), ±10%
Tools: Calibrated dosimeter

9 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: sensitivity adjustment radiation

Adjust CR reader sensitivity by exposing imaging plate to measured dose and verifying output values after readout

Ranked causes

1. Sensitivity calibration required (common)

First check

Record baseline HVCENT and HVDATA values

Test point: DATA MANAGEMENT > DISPLAY CURRENT DATA
Expected: HVCENT and HVDATA values recorded (e.g. 474)

15 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Sensitivity and shading correction radiation

Ensure scanner produces correct pixel values and density across uniform exposure. Sensitivity check compares S value and pixel values to specification; if out of range, automatic correction must be run.

Ranked causes

1. Sensitivity out of specification after exposure (unknown)

First check

Wait for scanner stabilization after exposure

Test point: Reader cassette entry timing
Expected: 10 minutes elapsed

4 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Sensitivity and shading correction check radiation

Verification that scanner sensitivity S value and pixel values are within specification after uniform exposure

Ranked causes

1. Initial sensitivity check before correction adjustment (common)

First check

Scanner cleaning precondition

Test point: Scanning unit
Expected: Unit cleaned

6 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Sensitivity correction with double dose radiation

Alternative sensitivity check using doubled exposure (2mR / 17.4 µGy) when standard dosage is not available.

Ranked causes

1. Double dose used for sensitivity check (occasional)

First check

Measure S value with double dose exposure

Test point: System display EasyVision
Expected: 85 … 115

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Film annotation character format incorrect

Annotation characters printed on film are blurred, chipped, or otherwise abnormal; check format matches Console input.

Ranked causes

1. Annotation printing defect or font configuration error (unknown)

First check

Verify film annotation characters match Console input format

Test point: printed film annotation area
Expected: characters properly printed and match Console input

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Output image format incorrect

White clear portion of output film exceeds acceptable width; check film width against standard.

Ranked causes

1. Improper image output configuration or printer settings (unknown)

First check

Measure white clear portion width on output film at 100% image output

Test point: output film edge
Expected: does not exceed 2 mm in width

Output image irregularities present

Output film or monitor display shows peculiar irregularities; both must be free from abnormalities.

Ranked causes

1. Reader or console image processing defect (unknown)

First check

Visually inspect output film for irregularities

Test point: output film surface
Expected: free from peculiar irregularities

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Pixel value verification – main scan direction

Verify pixel uniformity across IP in main scan direction (left to right edge) falls within specified tolerance

Ranked causes

1. Pixel value out of specification after calibration (occasional)

First check

Measure pixel value across main scan direction (left to right)

Test point: IP main scan axis
Expected: Pixel value 486–536 (center 511 ±5%), ±5%

Pixel value verification – subscan direction

Verify pixel uniformity across IP in subscan direction (top to bottom edge) falls within specified tolerance

Ranked causes

1. Pixel value out of specification in subscan direction (occasional)

First check

Measure pixel value across subscan direction (top to bottom)

Test point: IP subscan axis
Expected: Pixel value 460–562 (center 511 ±10%), ±10%

Reader CPU board may be damaged if power turned off during update caution

Risk of CPU board damage if Reader power is turned OFF while panel LEDs are illuminated during software and configuration update

Ranked causes

1. Reader power turned off during LED illumination phase (common)

First check

Monitor Reader panel LEDs during initialization

Test point: Reader panel indicators
Expected: LEDs remain illuminated throughout update cycle

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Reader LEDs do not illuminate during initialization

LEDs on Reader panel should illuminate with short beeps during Reader software and configuration data update after Console application starts

Ranked causes

1. Software reload with existing configuration data (occasional)

First check

Verify Reader power is ON

Test point: Reader power switch
Expected: Reader powered on

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Reader LEDs not illuminating during software update

During Console application startup after selecting Programs > Fuji Film > FCR, the LEDs on the Reader panel should illuminate and short beeps generated, but they do not appear

Ranked causes

1. Existing configuration data being reused from previous startup (occasional)

Sensitivity adjustment radiation

Calibration procedure to adjust reader sensitivity after IP exposure to known dose

Ranked causes

1. Reader sensitivity requires periodic adjustment (common)

First check

Record initial HVCENT and HVDATA values

Test point: DATA MANAGEMENT - DISPLAY SCN DATA and DISPLAY CURRENT DATA
Expected: e.g. 474

9 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity adjustment required radiation

Calibration procedure to adjust reader sensitivity using measured dose exposure and IP cassette

Ranked causes

1. Sensitivity calibration (common)

First check

Record baseline HVCENT value

Test point: DATA MANAGEMENT, DISPLAY SCN DATA ETC
Expected: e.g. 474

9 more checks with pass and fail actions, 7 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity adjustment verification radiation

After exposure and readout, HVCENT and QVDATA values are checked to confirm calibration changes took effect. Extreme differences indicate adjustment failure.

Ranked causes

1. Sensitivity adjustment not properly applied to reader (occasional)

First check

Compare HVCENT value before and after IP readout

Test point: DISPLAY CURRENT DATA menu
Expected: Value should differ a little bit from the previous one

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity and shading correction adjustment needed radiation

S value and pixel values out of specification after uniform IP exposure; density or pixel values deviate from expected range

Ranked causes

1. Sensitivity settings require adjustment after scanner maintenance or calibration drift (common)

First check

Verify scanner cleaning completed

Test point: Scanning unit
Expected: Cleaned before procedure

10 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity and shading correction verification radiation

S value and pixel/density values outside acceptable range after uniform IP exposure and scanning

Ranked causes

1. Sensitivity and shading calibration requires adjustment (unknown)

First check

Ensure scanner unit cleaned and scanner data copied to floppy diskette via PC-MUTL service program

Test point: Scanning unit, floppy diskette
Expected: Unit clean, data backup present

3 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity check with double dose exposure radiation

Verification of S value range when using double radiation dose for testing

Ranked causes

1. Alternative sensitivity check procedure using higher dose (occasional)

First check

Perform uniform exposure with double dose and measure S value

Test point: IP cassette, EasyVision or film output
Expected: S value 85...115 S units, 85–115 range
Tools: Dosimeter, X-ray tube

Sensitivity setting verification radiation

Procedure to verify that sensitivity adjustment has been applied correctly by re-checking values and confirming calibration stability after adjustment.

Ranked causes

1. Sensitivity adjustment requires verification to confirm proper calibration (unknown)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity setting verification failed radiation

HVCENT or QVDATA values show extreme differences after IP read-out, or pixel/S/density values out of tolerance

Ranked causes

1. Reader drift or miscalibration causing sensitivity error (occasional)

First check

Power cycle reader completely

Test point: Main power switch
Expected: Reader boots and reaches normal operating state

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Sensitivity values outside tolerance

After calibration, measured HVCENT shows extreme deviation from baseline, indicating potential reader malfunction or environmental factor affecting sensitivity.

Ranked causes

1. Reader firmware or parameter initialization error (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Verify density tolerance radiation

Check that density measurement falls within acceptable tolerance range based on processing settings

Ranked causes

1. Density out of tolerance for current processing mode (occasional)

First check

Measure density with no processing (curve 'a')

Test point: EasyVision output - no processing mode
Expected: 1.2...1.5...1.8, ±0.3

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Verify S value tolerance radiation

Check that S value (sensitivity measurement) falls within acceptable tolerance range

Ranked causes

1. S value out of tolerance range (occasional)

First check

Measure S value

Test point: Reader output - main scan direction
Expected: 180...200...220, ±10%

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.