HP 5m C3917A, C2021A, 5n C3952A, 5 C3916A manual Indicates a communications problem between the DC

Table 7-1	Printer Messages (continued)
Message		Symptoms and Recommendations
55 ERROR		Indicates a communications problem between the DC
55 PRINTER ERROR		Controller PCA and the Formatter PCA. Pressing
		[Continue]* clears the error and resumes printing.
		Perform the Test Print operation to verify DC Controller
		functionality. If the message persists, check for any cable
		damage, and check the DC voltages, or replace the DC
		Controller.
57 SERVICE		This message indicates that a main motor failure occurred.
		Power cycle the printer. If the error persists, first check the
57 MOTOR FAILURE		connections at the main motor and DC Controller, then
		replace the main motor to clear the error. See “57 (or
57.1 SERVICE		57.1) SERVICE message.
58 SERVICE		This errors indicates the DC Controller detects an exhaust
58 FAN MOTOR FAILURE		fan failure in either the printer or the optional duplexer. See
57.2 SERVICE		the “58 (or 57.2) SERVICE” section for more information.
61.[x] SERVICE		Printer encountered a parity error when accessing the RAM
X=0 - 4		memory SIMM in slot “X”. If X=0, the faulty SIMM slot was
		not detected. Turn OFF the printer, then back ON. (Data
		stored in printer is lost.) If the error is still present, Turn OFF
		the printer and verify that the indicated SIMM is correctly
		installed. Turn ON the printer . If the error is still present,
		turn OFF the printer, and remove the SIMM board. Turn ON
		the printer. If the error message does not appear, the
		problem is on the SIMM board; if the error still appears, the
		problem is in the printer’s internal memory.
62.[x] SERVICE		Printer identified a problem while checking its memory. “X”
x=0 - 5		refers to the device the printer was checking when it
		encountered the error.
		0: Internal Memory
		1-4: SIMM Slot
		5: Cartridge
		If the printer contains a SIMM memory board, turn OFF the
		printer. (Data stored in printer is lost.) Verify that the SIMM
		is installed correctly, and turn ON the printer. If the error is
		still present, turn OFF the printer, and remove the SIMM
		board. Turn ON the printer. If the error message does not
		appear, the problem is on the SIMM board.
63 SERVICE		The printer found a problem in its internal RAM memory.
		Switch OFF the printer, and then switch ON. (You lose any
63 NEEDS SERVICE		data stored in the printer.) If the problem persists, replace
		the Formatter PCA.
*Press Go on the LJ5.

Troubleshooting 7-7