Polaroid SprintScan SS35 Repair Manual page 44

Slide Scanner Repair Manual
Sensor (CCD) Board
(HCLKS, VCLKS, RG, SEL0, SEL1)
Timing
CSYNC
RGB
Primary
Data IN
Correction
ASIC
SRAM
MicroController
1 2 3 4 5
1 2 3 4 5
- Filter Set Assembly w/Stepper Motor used on original SprintScan 35.
1 2 3 4 5
Also used on SprintScan 35 ES up to serial no. B6xxxxxxD.
Figure 2-6. Main controller PC board (digital signal processing)
To
LSYNC SYSCLK
UC
Transporter Stepper Motor
Transporter Photo-Interrupter
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
I/O
Filter Wheel Stepper Motor
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
Lines
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
Filter Wheel Photo-Interrupter
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
Ready (Yellow) LED
Power On (Green) LED
DRAM
(Buffer)
AOI
Programming
Communications
44
Functional Description
SRAM
Secondary
Color Correction
ASIC
SCSI
SCSI
Bus
Host
Computer
Notes: • Input
• Output