okidata microline 320 printer troubleshooting

#OKIDATA MICROLINE 320 PRINTER TROUBLESHOOTING DRIVER#
#OKIDATA MICROLINE 320 PRINTER TROUBLESHOOTING MANUAL#

No Check TR5 and TR7 and pattern on the Power & Control Board.

Replace Q1 of the Power & Control Board (EPROM).

Replace Q501 of the Power & Control Board.

(The printer does not work.)Ĥ Wrong characters are printed or some characters are not printed.Ħ When pressing the operation switch, it does not work.Ħ-8 The PRINT QUALITY switch does not work.Ħ-9 The CHARACTER PITCH switch does not work. TROUBLESHOOTING TABLESĢ Only the POWER lamp lights. – Soldering iron : Standard (A soldering iron with a thin tip is best.) 3. In addition to the general maintenance tools, the following are necessary: : LED Blink (200 ms ON, 200ms OFF) : LED Lights up.

The alarm is specified by lamp combination of PRINT QUALITY and CHARACTER PITCH. When the printer detects any of the various alarm states, the information is displayed as shown below on the operation panel. : LED is kept in Current Condition (no change) Note: BLINK 1: 400 ms ON, 400 ms OFF BLINK 2: 200 ms ON, 200 ms OFF

#OKIDATA MICROLINE 320 PRINTER TROUBLESHOOTING MANUAL#

Note: Refer to the Maintenance Manual for the troubleshooting flow chart of this table.

#OKIDATA MICROLINE 320 PRINTER TROUBLESHOOTING DRIVER#

Power & Control Board, (I/F/P.C.B), I/F Cable, Menu setting, Driver Operation Panel, Power & Control Board, Driver Board LF motor, Platen assy, LF mechanism, Power & Control Board, Driver Ribbon feed assembly, Space motor, Power & Control Board, Driver Print Head, Ribbon feed assembly, Power & Control Board, Driver Print Head, Power & Control Board, Space Motor, Carriage Cable, Pressure roller Mechanism, Support Protector, Pull up roller cover.

Space Motor, Carriage Cable, Spacing Mechanism, Driver Board Transformer, Power & Control Board, Driver Board, Operation Panel. Carry out a thorough test after the repair to check for correct functioning.Then, locate the trouble position according to the detailed flowchart. Inspect in the conditions as close as possible to those at the time the trouble occurred.Ĭheck the trouble status according to Table 1.1 for the details of the trouble.Find out as many details of the trouble as possible from the customer.Check the inspection items specified in the instruction manual.The repairmen using this manual are assumed to be familiar with certain techniques. This troubleshooting flowchart has been prepared for the repair of each board assembly of the Microline 320/321 TURBO printer.

Okidata microline 320 printer troubleshooting