Brother MFC-8950DW Service Manual

vi
Confidential
CHAPTER 5 SERVICE FUNCTIONS
1. MAINTENANCE MODE................................................................................................................ 5-1
1.1 How to Enter Maintenance Mode ........................................................................................ 5-1
1.1.1 Method of entering end-user accessible maintenance mode................................ 5-1
1.1.2 Method of entering maintenance mode for service personnel .............................. 5-1
1.2 List of Maintenance Mode Functions................................................................................... 5-2
1.3 Details of Maintenance Mode Functions.............................................................................. 5-3
1.3.1 Initialize EEPROM parameters (function code: 01, 91)......................................... 5-3
1.3.2 Print white level/black level data for document scanning compensation
(function code: 05)................................................................................................. 5-4
1.3.3 Move CIS unit to transportation position (function code: 06)................................. 5-6
1.3.4 ADF performance test (function code: 08) ............................................................ 5-6
1.3.5 Print test pattern (function code: 09) ..................................................................... 5-7
1.3.6 Set worker switches (WSW) and print worker switch setting data
(function code: 10, 11)........................................................................................... 5-8
1.3.7 Check LCD operation (function code: 12) ........................................................... 5-12
1.3.8 Check control panel button operation (function code: 13)................................... 5-13
1.3.9 Display software version (function code: 25)....................................................... 5-15
1.3.10 Check sensor operation (function code: 32)........................................................ 5-16
1.3.11 Display LAN connection status (function code: 33)............................................. 5-18
1.3.12 Set PC print functions (function code: 43)........................................................... 5-19
1.3.13 Change USB No. return value / Adjust left-end print start position
on second side when duplex printing / Change ON/OFF setting
for Deep Sleep function (function code: 45) ........................................................ 5-22
1.3.14 Set country/language (function code: 52)............................................................ 5-24
1.3.15 Transfer received fax data/log information (function code: 53) ........................... 5-25
1.3.16 Fine-tune scanning position (function code: 54).................................................. 5-27
1.3.17 Acquire white level data and set CIS scan area (function code: 55) ................... 5-27
1.3.18 Adjust touch panel (function code: 61) ................................................................ 5-28
1.3.19 Continuous print test (function code: 67)............................................................. 5-29
1.3.20 Print frame pattern (single-side printing) (function code: 69) .............................. 5-31
1.3.21 Print frame pattern (duplex printing) (function code: 70) ..................................... 5-33
1.3.22 Print solid pattern (function code: 71).................................................................. 5-34
1.3.23 Setting by country (function code: 74)................................................................. 5-35
1.3.24 Print maintenance information (function code: 77).............................................. 5-38
1.3.25 Check fan operation (function code: 78) ............................................................. 5-40
1.3.26 Display machine log information (function code: 80)........................................... 5-41
1.3.27 Display machine error code (function code: 82).................................................. 5-44
1.3.28 Send communication log information to telephone line (function code: 87) ........ 5-44
1.3.29 Reset counters for periodic replacement parts (function code: 88)..................... 5-44
1.3.30 Quit maintenance mode (function code: 99) ....................................................... 5-45
2. OTHER SERVICE FUNCTIONS................................................................................................. 5-46
2.1 Change ON/OFF Setting for Deep Sleep Mode ................................................................ 5-46
2.2 Change ON/OFF Setting for Sleep Mode.......................................................................... 5-47
2.3 Reset Periodic Replacement Parts.................................................................................... 5-48

Brother MFC-8950DW Specifications

General

Type	all in one
Color	black
Tray Capacity	500
Automatic Document Feeder Capacity	50 sheets
Paper Size	letter, legal, executive, a4, a5, a6, b5, b6, custom sizes from 3" x 5" to 8.5" x 14"
Paper Handling	up to 500 sheets
Mono Print Speed	42 pages per minute
Print Resolution Mono	up to 1200 x 1200
Maximum Number of Pages Per Month	up to 100, 000
Scanner Type	flatbed
Scan Resolution	up to 19200 x 19200
Fax Function	yes
Cartridges	tn-720, tn-750, tn-780, dr-720
Number Of Cartridges	2
Internal Memory	yes
Network	wired, wireless
Connectivity	usb 2.0
OS Compatibility	windows or mac os
Mobile Devices Connection	yes

Weight and Dimensions

Height	19.3 inches
Width	16.3 inches
Net Weight	39 pounds