Gestetner G060 Service Manual page 20

Entering the Service Mode ................................................................... 5-1
Accessing the Required Program......................................................... 5-2
Inputting a Value or Setting for a Service Program .............................. 5-2
Exiting Service Mode ........................................................................... 5-2
5.2 PRINTER CONTROLLER SERVICE MODE ............................................ 5-3
5.2.1 REMARKS ....................................................................................... 5-3
Display on the Control Panel Screen ................................................... 5-3
Others .................................................................................................. 5-4
5.2.2 SERVICE MODE MENU ("1. SERVICE") ........................................ 5-5
5.2.3 BIT SWITCH PROGRAMMING ....................................................... 5-6
5.3 PRINTER ENGINE SERVICE MODE ....................................................... 5-7
5.3.1 SERVICE MODE TABLE ("2. ENGINE").......................................... 5-7
SP1-XXX (Feed) .................................................................................. 5-7
SP2-XXX (Drum)................................................................................ 5-13
SP3-XXX (Process)............................................................................ 5-23
SP5-XXX (Mode)................................................................................ 5-30
SP6-XXX (Peripherals) ...................................................................... 5-38
SP7-XXX (Data Log) .......................................................................... 5-39
5.3.2 INPUT CHECK TABLE .................................................................. 5-47
Table 1: Paper Height Sensor ............................................................ 5-49
Table 2: Paper Size Switch (Tray 2)................................................... 5-49
Table 3: Paper Size (By-pass Table) ................................................. 5-49
5.3.3 OUTPUT CHECK TABLE .............................................................. 5-50
5.3.4 TEST PATTERN (SP5-997)........................................................... 5-54
5.4 FIRMWARE UPDATE PROCEDURE ..................................................... 5-55
5.4.1 TYPE OF FIRMWARE ................................................................... 5-55
5.4.2 ERROR RECOVERY..................................................................... 5-55
Engine Firmware/Controller NIB Firmware......................................... 5-55
Controller System Firmware:.............................................................. 5-55
5.4.3 CONTROLLER/ENGINE FIRMWARE UPGRADE......................... 5-56
5.5 CONTROLLER SELF-DIAGNOSTICS.................................................... 5-57
5.5.1 OVERVIEW ................................................................................... 5-57
5.5.2 DETAILED SELF-DIAGNOSTICS.................................................. 5-58
5.6 USER PROGRAM MODE....................................................................... 5-59
5.7 DIP SWITCHES...................................................................................... 5-60
Controller Board ................................................................................. 5-60
DETAILED SECTION DESCRIPTIONS
6 DETAILED SECTION DESCRIPTIONS........................................ 6-1
6.1 OVERVIEW .............................................................................................. 6-1
6.1.1 COMPONENT LAYOUT .................................................................. 6-1
6.1.2 PAPER PATH .................................................................................. 6-2
6.1.3 DRIVE LAYOUT............................................................................... 6-3
6.1.4 BOARD STRUCTURE ..................................................................... 6-4
Overview .............................................................................................. 6-4
Descriptions ......................................................................................... 6-5
6.1.5 PRINTING PROCESS ..................................................................... 6-6
G060 iv SM