Blockdiagram - Philips EXP7361 Service Manual

BLOCKDIAGRAM

DISC
TURNTABLE
MOTOR
TRACK
SERVO
FOCUS
SERVO
SLIDE
SERVO
Laser
diode
Monitor
diode
PHOTO A+C=PD1
DIODE ARRAY B+D=PD2
A
E B D
KSM1000
C
CD-DRIVE
SUPPLY/CHARGE CIRCUIT
1201
DC-in socket
T700mA
+
+A STAB.
DC/DC
CONVERTER
T700mA
+ +
CHARGE
CIRCUIT
EXTERNAL RECHARG.
BATTERY BATTERY
TEMP.
DETECT.
3-6
+DRIVE
PSM
nPSM
CONTROL
(FROM P)
+2.6V +2.6V
7804 LDOFF VCC VCC SLPSW
LASER DRV.
NRFDET
LD
SM8613AV
B. GAP AGC OFTR
BDO
MON
VREF
3TENV
GCTL
(FROM P)
PD1 A
+
PD1 C
–
PD2 B
+
PD2 D
+DRIVE
F F
(FROM PSM CONT.)
–
E E
VCC
FLEX
F
AN8399SA
HF-PREAMPLIFIER
+A +2.6
PVCC VCC
H-BRIDGE
F
LOGIC 1
MOTOR DRIVER 1
DC_IN (TO P)
H-BRIDGE
T
LOGIC 2
MOTOR DRIVER 2
+A
+1.8V
H-BRIDGE
SL
+2.6V / +DSP
LOGIC 3
MOTOR DRIVER 3
+3.0V
+3.3V / +RAM
SPUIN
+ P
SPVIN
SPWIN
DRIVER LOGIC
CHG_ON
CHG_PWM
U_OUT
V_OUT
W_OUT SPINDLE
BATT_LEVEL CHARGE
DRIVER PUMP
CHG_DET
VG-REG
OSC.
LV8222W
TEMP
PWM DRIVER
eye-pattern signal
> 500 mVpp
1
TB=0.5 s
16.9MHz
+DSP
7801 7802 VDD
NRFDET
MN662793CF
OFTR OFT
DSP
BDO BDO
3TOUT RFENV
CIRC
1
RAM
ARF ARF DSL
PLL / VCO
RFIN
RFOUT
HF-EQ
RFN
MP3/WMA
DECODER
FEOUT FE
10kHz
FS
INPUT
CONVERT. INTERFACE
TEOUT TE
10kHz
FBAL
SERVO PROCESSING
TBAL
FBAL
OUTPUT PORTS
DIG. FILTER
TBAL
1BIT DAC
PWM-OUTPUTS
ADPVcc FOP TRP TRVP SPout
FOM TRM TRVM SPbrk
7402
FO
TR
SLD
SPout
SPbrk
SP_MUTE
(FROM P)
ADPVcc
3-6
7403
P MN101CF61G
12kB RAM
CLOCK GEN.
& TIMING
8MHz
GCTL (TO HF-PREAMP.)
M_nRST
NRST
MCLK
MLD
RESET
MDATA
BLKCK
P
TIMING
STAT
INTERFACE
EFM-DEMODULATION
FROM/TO SUPPLY/ FROM/TO
SYNC INTERPOLATION
CHARGE CIRCUIT PWM-DRIVER
CIRC ECC
CDROM ECC
SUBCODE
INTERFACE
+RAM
BUS CONTROL
UNIT
ADPCM
VDD 7800
SERIAL DRAM
DRAM
INTERFACE
SERIAL
7100
INTERFACE
FM_R
TUNER
DIGITAL
TEA5767HN
FM_L
OUTPUT
OUTR OUTL
TUIN1
7306 TUIN2
CDIN1
CONT.
VOLCTL
CDIN2
CONT.
INSW
SELECT VOLCTL
VOLCTL
VOLUME
IN1
BSTCTL
DBB_ON
DBB
+
BSTHL CONT.
DBB_STEP
IN2
MTSW
HP_MUTE MUTE BEEP BIAS
BEEP
BEEP
STB
HP_POW
AN17882A
HEADPHONE AMP.
+ P + P
VDD VCC 7401
EEPROM
I2C_CLK
128kB ROM
I2C_DATA
FM_RW
KEY1
KEYBOARD
KEY2
ALU
I/O PORTS
TO HEADPHONE AMP.
RC-CIRCUIT
FROM/TO P
+3.3V
VDIG
I2C_CLK
I2C_DATA
FM_RW
+A
VCC
ANT
MON1
VOL TREB.
VOLOUT1
CONT.
1300
IN1
POUT1
MUTE
MON2
VOL VOLOUT2 TREB.
+RC
CONT.
HEADPHONE&
IN2
RC-SOCKET
POUT2
MUTE
POUTC
AGC