Philips AX 2100 - Blockdiagram

3-7 3-7
LCD
+
Keyboard
(Membrane)
TMP86CH21
uP
+
LCD Driver
CD10
SAA7324H
Digital Servo Processor &
CD Decoder (w/ DAC)
SM5907AF
Memory Controller
16MBit
DRAM
16MBit
DRAM
TDA1308
Headphone
Amplifier
TZA1024
Laser Power Control
+
HF Amplifier
SC111259FTA
Servo Driver
+
Power Management
Headphone / RC
Socket
DA23 (LN)
CD-Drive
Volume
DC/DC
Converter
&
Charging
Circuit
DC-IN
Socket
RC
Circuit
DBB
Battery
or
ACCU
+2.6V
LD
HF
D1-4, R1-2
Track±,
Focus±,
SL±,
DM±
+2.6V
SL / FO / RA
From/To
uP
From/To
uP
PWRON,
EQSEL,
CDRW
From/To
Supply &
Charging
Circuit
From/To
Servo & Power
Management
+2.6V
+2.6V
LP
&
LN
RP
&
RN
From / To
RC Circuit
Only for AX71xx - ESP100
+2.6V
From / To
RC - socket
+2.6V
+2.6V
+2.6V
Mute &
Beep
Control
From
uP
Mute
Beep
TC75W51FU
RC
R
L
+2.6V
BLOCKDIAGRAM