Blockdiagram - Philips AZT-9500 Service Manual

BLOCKDIAGRAM

LD
DA23 (LN)
D1-4, R1-2
CD-Drive
+2.6V
DC-IN
Socket DC/DC
Converter
&
Charging
Circuit
Battery
or
ACCU
From/To
uP
3 -7
+2.6V
TZA1024
Laser Power Control
+
HF
HF Amplifier
PWRON,
Track–, SL / FO / RA
Focus–,
SL–,
DM–
SC111259FTA
Servo Driver
+
Power Management
LCD
+
Keyboard
(Membrane)
+2.6V
TMP86CH29F
uP
+
LCD Driver
From/To
From/To
+2.6V
Supply &
Servo & Power
Charging
Management
Circuit
EQSEL,
CDRW
CD10
SAA7324H
Digital Servo Processor &
CD Decoder (w/ DAC)
LP
RP
& &
LN RN
+2.6V
From/To
uP
R
L
TC75W51FU
3 - 7
+Tuner
Tuner Board
From / To
RC - socket
RC
RC
Circuit
+2.6V
16MBit
DRAM
SM5907AF
Memory Controller
From
uP
Mute
+2.6V
Beep
Volume
TA2120FN
Headphone
Amplifier
DBB
FM Antenna
M24C01
EEPROM
+2.6V
FM Antenna
From / To
RC Circuit
Headphone / RC
Socket