Toshiba DP120F Service Manual page 374

• PTC GA Signal Table
No. Signal Name
129 COMREQ
131, 145 MVSCK
132, 144 MVSENX
133 MSYNCX
134 MDREQ
135 MVRECX
136 MDACK
137, 146 MVSDA
139-143 PD0-4
149 MT2INT
151 SDCLK
152 SHDENX
153 SVDENX
154 AHDENX
157 RESETX
158-160 TST0-2
162-166, PXD0-15
168-173,
175-179
182 MT1A
I: Input O: Output
March 2000 © TOSHIBA TEC
(5/7)
Type
O PCL command request signal (L: Enable)
Indicates to the PCL that a command has been input
to the panel.
I Image data transfer clock
Send clock signal for image data output from DSC
(IC59).
I Image enable signal (active-low)
Send reference signal for image data output from
DSC.
I Scan interrupt signal
An interrupt signal from DSC is input.
(Interrupt level 6)
I Image data request signal
DSC makes a request to transfer image data.
- Unused
O Image data acknowledge signal
Indicates the start of image data transfer to DSC.
I Serial image data
Serial image data is input from DSC.
I Parallel image data
Parallel image data is input from DSC.
O Motor interrupt signal 2
Outputs the motor interrupt signal to DMAC GA
(IC16).
(Interrupt level 6)
- Signal ground
- Signal ground
- Signal ground
- Signal ground
I Reset signal (active-low)
Resets the system.
- Signal ground
I/O PIX Data bus
O TX motor phase A signal
Drives the TX motor for document transport.
I/O: Bidirectional
Functions
7-65 DP120F/DP125F Circuit Description