Polaroid SprintScan SS35 Repair Manual page 39

Slide Scanner Repair Manual
The regulated output voltages from this commercial low profile switching power supply are used
to power:
• Main Controller PC Board
• AC Inverter PC Board
• Image Sensor (CCD) PC Board
Power Supply
PC Board
+ 5 Vdc
- 15 Vdc
90 - 260 Vac
+15 Vdc
43 - 63 Hz
J 1
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.
Main Controller
PC Board
Digital Electronics
• Power On (Green) LED
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
• Ready (Yellow - Calibration) LED
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 • Filter wheel Photo-Sensor
• Transporter Photo-Sensor
J 5
- 6 Vdc
U 16
6 Vdc
J 6
U 17
U 25
+ 12 Vdc
(R133)
+ 12 Vdc
J 1
J 4
+ 5 Vdc
AC Inverter
PC Board
Figure 2-3. Power distribution
39
Functional Description
J 3
Vdd
Vee
Vcc
NEG 6 V
6V
J 9
For SS35 PLUS Only
(No Regulator Used)
J 8
Not Used
+ 5 Vdc
Stepper Motor
+15 Vdc
Stepper Motor
+ 21 V rms
CCD
Image
Sensor
(CCD)
PC Board
Cooling Fan
Filter Wheel
Transporter
Lamp