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KDC-MP832U
6
Ref. No.
Application / Function
Operation / Condition / Compatibility
Q2
TRIANGLE RED
Triangle red LED is lighting when Q2’s base level goes “H”
LED SW
Q3
BLUE LED SW
Blue LED are lighting when Q3’s base leve goes “H”
Q4
GREEN LED SW
Green LED are lighting when Q4’s base level goes “H”
Q5
RED LED SW
Red LED are lighting when Q5’s base level goes “H”
Q6
SW3.3V SW
SW3.3V the power supply of IC1, 3 is turned on when Q6’s base level goes “L”
Q7,8
SW5V SW
SW5V the power supply of IC2, 6 is turned on when Q8’s base level goes “H”
Q9,10
FL3.3V SW
FL+3.3V (VDD1) is turned on when Q9’s base level goes “H”
Q12
FL BLK SW
ED1 is lighted on when Q7’s base level goes “H”
Q11,13
FL+B SW
FL+B (VDD2) is turned on when Q11’s base level goes “H”
●
CD PLAYER UNIT (X32-5830-00)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC1
Mechanism
µ
-COM
IC2
Signal Processor
IC4
BTL Driver
Spindel motor, sled (including loading & eject) motor and pick-up actuator
IC5
SW3.3V Regulator
3.3V power supply for IC2, pick-up, IC18 digital part
IC13
Audio Active Filter
2nd LPF
IC14
A5V Regulator
3.3V power supply for DAC
IC15
DSP for Compression Audio Decoder
ACDrive decoder, MP3/WMA/AAC decoder
IC16
Compression Audio Codec SDRAM
IC17
Decoder Software & Unique ID Strage Flash
ROM
IC18
Audio D-A Converter (24-bit external)
External 24-bit for audio
IC19
BU3.3V Regulator
3.3V power supply for
µ
-com
IC20
1.8V Regulator
1.8V power supply for IC15 core part
IC21
Decoder/SDRAM/Flash ROM/USB Driver
Power supply for decoder, SDRAM, flash ROM and USB driver.
3.3V Regulator
3.3V power supply for IC15 port parts, IC16, IC17, IC25, IC26 and IC28.
IC25
USB Host Controller
IC26
Switching among IC15 & Flash ROM & SDRAM
For DSP for Compression Audio Decoder, Flash ROM, SDRAM and USB
& USB
IC28
Clock SW
To SDRAM
Q3
Level Shift 3.3V
→
5V
Q6,7
Level Shift 3.3V
→
5V
Q8
APC (Auto Power Control)
Q9,10
Anticipation Sub-beam Delay
During non-searching
Q16
Logic Inverter
µ
-com “ZERO” terminal
Q17
USB Hi-side SW
Q18
Logic Inverter
For DACMUTE terminal
D2
Static Electricity Countermeasure
For IC2 built-in reset terminal
D3
Laser Diode Protection
D9
Static Electricity Countermeasure
COMPONENTS DESCRIPTION