Power Fuses - Canon DC10 E Service Manual

2-2 Power Fuses

BATT.
TERNINAL
RIGHT COVER
CN3200
DC JACK
DC JACK PCB
The power supply from the battery DC JACK is supplied to seven fuses on the MAIN PCB, through which the following seven power
voltage are delivered.
(1) ST UNREG : FU3200
• Main capacitor charging power source for flash memory (DC20 E only)
(2) 1.4V + 2.7V + 2.5V + DC/DC : FU3201
• 1.4V power source (MACS1.4V, DVDD1.4V, AVDD1.4V)
• 2.7V power source (CAM2.7V [DC20 E only], DVDD2.7V, PLL2.7V, AVDD2.7V, AA2.7V, HTG2.7V [DC20 E only])
• 2.5V power source (DVDD2.5V, DDR2.5V, SDRAM2.5V)
• DC/DC CONVERTER power source
(3) 1.2V + 3.3V : FU3202
• 1.2V power source (PRISM1.2V)
• 3.3V power source (LCD3.3V, USB3.3V, FLASH SRAM3.3V, DVDD3.3V, AVDD3.3V)
• CCD drive IC power source (DC10 E:CAM3.3V, DC20 E:CAM3.5V)
(4) FRONT END UNREG : FU3203
• FRONT END power source
(5) 5V + VTR UNREG + CCD + LCD : FU3204
• 5V power source (P5V, LCD5V, AA4.7V)
• VTR UNREG
• CCD drive power source (CCD15V, CCD-7V)
• LCD drive power source (LCD8.5V, BL POW)
(6) FRONT END UNREG : FU3205
• FRONT END power source
(7) CHARGE UNREG : FU1800
• Battery Charge circuit power source
MAIN PCB
CN100 CN104
BATT + BATT. +
CN3200
DC +
Fig. 2
5
DC10 E, DC20 E
TECHNICAL DESCRIPTION
FU3200
ST UNREG
FU3201
4V, 2.7V, 2.5V
DC/DC CONVERTOR
FU3202
1.2V, 3.3V
FU3203
FRONT END UNREG
FU3204
5V, VTR UNREG,
CCD, LCD
FU3205
FRONT END UNREG
FU1800
CHARGE UNREG