
ENGINE CONTROL BOARD
G031/G032 2-40 SM
2.8.2 DEVICES
The engine control board controls the printer engine system.
Devices Functions
16-bit microprocessorCPU
Internal RAM: 512 bits
Serial communication control for I/F controller
Laser printing control
Power width modulation (PWM) timer.
LD driver sample hold function
Pattern generation
Fusing unit control timer
Gate Array (GAZELLE)
I/O port
EPROM 128 K engine firmware ROM
EEPROM Service maintenance information (counters, registration,
etc.) 1 kbit
SRAM 32 KB
TB1 The test pattern will be printed when TB1 is shorted.
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