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REV.-A
b)
Mode selection
The following screen is displayed to explain how to select a mode.
FF:dwn LF:up L/E:set
Mode selection screen.
'LF'(line feed) key proceeds to the next diagnostic mode.
'FF'(form feed) key returns to the previous diagnostic mode.
'L/E'(load/eject) key executes the selected diagnostic mode.
The 'LF' and 'FF' keys are used to select the 36 diagnostic modes, and the 'LIE' key executes it.
The modes available for this ROM are shown below:
00: Boot (RAM check)
01: Switch check
02: LCD(LCDC) check
03: Panel LED check
04:Prog. ROM check
05:CGO/l0B ROM check
06:CG1/13B ROM check
07: Case open sensor
08: HP sensor
09: Ink cart. sensor
10: Ink end sensor
11: PE sensor
12: TE sensor
13: C . S . F sensor
14:CR encoder check
15:CR position reg.
16: Re lease sensor
17: Buzzer check
18:Bsy,Ack,Pe.Er H/L
19:At.Sin,P/S.lnt RD
20: Parallel data RD
21: RS-232C loop back
22: PF motor drive
23: PF phase HI/LO
24:Trig. plug on/off
25: CHANGE FR./TR.
5-15
26: TE motor dr ive
27: TE phase HI/LO
28: CR motor check
29: Valve plug on/off
30: Pump motor drive
31: All head ON/OFF
32: EEPROM check
33: 146H timer check
34: Rotator check
35: Head refresh
36: EEPROM Edit
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