Hitachi C43-FD2000, Service Manual

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2.14.2 CONVERGENCE ERRORS
If there is an error while performing INITIALIZE or MAGIC FOCUS, error code or message
appears on the screen as table below.
When MAGIC FOCUS operates: Error code ‘GREEN) appears for about 1 second at bottom
right corner, and soon it returns to RF or video signal.
When INITIALIZE operates: Error message (RED) appears all the time.
Error Error Contents Countermeasure / Check method
Code Message
1 VF ERROR ! EEPROM Write Error Replace the DCU
2 CONNECT1 ! Connection Check Error Darken outside light
No.01234567 (Pattern is not detected) Check the placement of the sensor
OVER FLOW ! Is pattern hitting to sensor?
No.01234567 Check connection and solder bridge of
*1 sensor
3 A/D LEVEL ! Calibration Error Replace the sensor
No.01234567 (Small difference between Check Sensor connector
OVER FLOW ! High and Low brightness) Check Sensor PWB
No.01234567 Adjustment check
*1 (H/V size, centering)
4 OVER FLOW ! Data Over Flow Error Check the placement of the sensor
(Saturation of corr. Dada) Adjustment check
5 CONVERGENCE! Convergence Error (H/V size, centering)
(The number of ADJ. Times Conv. AMP circuit check
is more than setting.)
6 LOOP COUNT ! Not Used
7 OPERATION ! Make Setup Data Error Same as error code 4
8 CHECK SUM ! Different SRAM-EEPROM Replace the DCU
9 CONNECT2 ! Connect Data Set Error Same as error code 2
No.01234567 (ADJ. Parameter PORT80-87
*1 is wrong setting)
10 NOISE ! Sensor Noise Error Input strong field strength signal.
Check the wiring dress of connector
between sensor and DCU.
11 SYNC ! H BLK, V BLK Error Input strong field strength signal.
Input standard signal NTSC or PAL.
REMARKS *1) Relation of sensor No. and screen position as shown below.
On screen
(View from front side) sensor No. 0-7
0 1 2
6 5 4
7 3