Jika anda pengguna pemula printer jenis large printer, khususnya epson 7700, pesan error seperti ini sangatlah mengejutkan. Namun demikian, Pesan-pesan errror ini lumrah muncul pada printer epson 7700 dengan rata-rata usia pakai printer 2 tahun dengan catatan cetak halaman A3 sebanyak 64 lembar / hari (seperti cetak film koran harian).

Pesan muncul dengan sintaks:

MAINTENANCE REQ xxxx

dimana xxxx adalah kode error berikut ini.

Pesan Error Penyebab Peenyelesaian
MAINTENANCE REQ 0002 CR pass count reaches the limit Perform Maintenance Mode 2 [CLEAR COUNTERS / CR
MOTOR]
MAINTENANCE REQ 0008 RTC backup battery is empty Install the battery and perform Maintenance Mode 2
[CLEAR COUNTERS / RTC]
MAINTENANCE REQ 0020 The number of shots (per nozzle)
reaches the limit
Perform Maintenance Mode 2 [CLEAR COUNTERS / HEAD]
MAINTENANCE REQ 0040 Pump motor operation count
reaches the limit
Perform Maintenance Mode 2 [CLEAR COUNTERS / CLEANER]
MAINTENANCE REQ 0080 Date is not specified Perform Maintenance Mode 2 [CLEAR COUNTERS / RTC
MAINTENANCE REQ 0100 RTC backup battery drops
instantaneously
(Wait for a while) *
MAINTENANCE REQ 0088 RTC backup battery is not
installed
Install the battery and perform Maintenance Mode 2
[CLEAR COUNTERS / RTC]

Keterangan tambahan:
Perform Maintenance Mode: Dalam keadaan mati – Nyalakan printer dengan menekan
tombol Paper source, Cut/Eject, dan Paper Feed (panah bawah) secara bersamaan
CLEAR COUNTERS: dilakukan dengan menggunakan aplikasi khusus dari epson. sama seperti aplikasi resetter printer canon dsb.