Ricoh FAX2000L Service Manual page 124

30 November, 1999 SERVICE RAM ADDRESSES
8003C7(H) - Details of the service call (hardware error)
0X(H): Fusing unit failure
21(H): Laser power is out of the specified range
3X(H): Polygonal mirror motor failure
5X(H): Power pack failure
When a service call was caused by a fusing lamp failure (codes 0X):
After fixing the problem, set printer switch 01 bit 0 to 1 and turn the power off/on.
The machine resets this bit to 0, and restarts the machine to clear the service call.
When a service call occurred because of a different hardware failure:
If the problem remains after restarting the machine (power off/on), fix the hardware
problem. The service call condition clears after power up.
8003D4 (H) - Number of copies after toner near end is detected
80061E to 800625 (H) - Scanning contrast threshold
Refer to section 6.12 for details.
800626 to 800631 (H) - Scanner Video Processing Parameters
Refer to section 6.12 for details.
803050 to 8031CF(H) - Latest 64 error codes (Read only)
One error record consists of 6 bytes of data.
First error record start address - 803050(H)
Second error record start address - 803056(H)
Third error record start address – 80305C(H)
: : :
64th error record start address – 8031CA(H)
The format is as follows:
1st byte - Minute (BCD)
2nd byte - Hour (BCD)
3rd byte - Day (BCD)
4th byte - Month (BCD)
5th byte - Error code (low) [If the error code is 1-23, 23 is stored here.]
6th byte - Error code (high) [If the error code is 1-23, 01 is stored here.]
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