Brother FAX-2840 Service Manual

5-35
Confidential
1.3.22 Display of machine log history (Function code: 80)
<Function>
This function is used to view the machine's history (log). The display items are shown in the
table below.
LCD Description
Serial
*1
USB: Serial number
PCB Serial PCB: Main PCB serial number
Drum related items DRUM: Number of drum rotations
DRUM_PG: Number of printed pages per drum
DRUM_CH:
*2
Number of times the drum unit has been
replaced/
Date of last replacement
Toner related items KTN_PG1: Printed pages with the current toner
cartridge
KTN_PG2: Printed pages with the previous toner
cartridge
KTN_ERM: Remaining toner amount
(value calculated based on dots)
KTN_RRM: Remaining toner amount
(based on rotations of the developer roller)
KTNR_CH:
*2
Number of times the toner has been
replaced/
Date of last replacement
KTNR_RND: Toner developer roller count
Average print rate
related items
*3
KCVRGUSI: Average black coverage% (Toner in use)
KCVRGACC: Average black coverage% (Accumulated)
Print pages related
items
TTL_PG: Total printed pages
TTLCOPY: Copied pages
TTLPCPT: Pages printed via PC
TTLFAX: Printed lists and faxed pages
Picked-up pages
by tray
TR1_PG: Pages fed from paper tray 1
MN_PG: Pages fed from the manual feed slot

Brother FAX-2840 Specifications

General

Group dial	8
Modem speed	33.6 Kbit/s
Color faxing	No
One-touch dials	22
Print technology	Laser
Fax compatibility	ITU-T G3
Fax coding methods	JBIG, MH, MMR (Fax coding method), MR
Fax resolution modes	Fine, Photo, Standard, Super Fine
Fax transmission speed	2.5 sec/page
Out-of-paper reception	400 pages
Error Correction Mode (ECM)	Yes
Fax speed dialing (max numbers)	200
Copier resize	25 - 400 %
Grayscale levels	256
Maximum copy resolution	300 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4
Copy speed (black, normal quality, A4)	20 cpm
Standard input capacity	250 sheets
Standard output capacity	100 sheets
Auto document feeder (ADF) input capacity	20 sheets
Supported media weight(s)	60 - 105 g/m²
Maximum standard media size	A4
ISO A-series sizes (A0...A9)	A4, A5, A6
Display number of lines	2 lines
Display number of characters	16
Processor family	ARM9
Processor frequency	200 MHz
Maximum internal memory	16 MB
Product color	Black, Grey
Sustainability certificates	ENERGY STAR
Noise level	53 dB
Noise level (idle)	30 dB
AC input voltage	220-240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	55 W
Power consumption (typical)	365 W
Power consumption (PowerSave)	1.5 W
Package weight	12900 g

Weight and Dimensions

Weight	9000 g
Dimensions (WxDxH)	368 x 360 x 311 mm