Exterior Specifications; Explanation Of Switches; Explanation Of Indications - Epson Perfection 4870 Photo Service Manual

Perfection 4870 Photo

1.4 Exterior Specifications

1.4.1 Explanation of switches

Power Button
Turns the scanner on and off
When the power is turned on, the scanner is initialized.
Start Button
Starts the EPSON Smart Panel.
The status of this button can be checked by [ESC !]

1.4.2 Explanation of indications

Explanation of indications
Status LED (green + red)
Lit, flashing or extinguished to indicate the Ready, Busy or Error status of the
scanner.
Table 1-1. Statuses and Indications of Status LED
Indication
Lit green
Flashing green slowly
Flashing red fast
Extinguished
*1: Warm-up, scan, initialization, etc.
*2: May not be lit red depending on the error (option error, command error).
TPU lamp LED (blue)
Lights up in synchronization with ON/OFF of the TPU lamp.
PRODUCT DESCRIPTION
Status
Ready
Busy*1
Error*2
Operate off
Exterior Specifications
Start Button TPU lamp LED
Power Button Status LED
Figure 1-2. Locations of Switches and LEDs
Revision A
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