Philips AZ9015, Руководство по обслуживанию, Страница: 20 / 32

3-8 3-8
CS 46 705
SAA7324H
CD10
SM5903BF
NPC TDA1300T
HF-PREAMPLIFIER
L.P.F.
H.P.F.
+
LASER
SUPPLY &
PROTECT.
R2
D1
D2
D3
D4
R1
O5
O1
O3
O4
SILD
RAB
SCL_CD10
SDA_CD10
SBSY
SFSY
YMLD
YMCLK
YMDATA
ZSENSE
SILD
RAB
SCL_CD10
SDA_CD10
SFSY (PWM_IN)
SCLK
WCLK
DATA
SCLI
WCLI
SDI
O6
Hf
D1
D2
D3
D4
D5
RFE HFIN
RESET
R2
D1
D2
D3
R1
LDon Vddl LDON
H=Laser on
A0...A10, D0...D3
CAS, RAS, WE, OE
MI
+2.7
DISC
Laser
diode
PHOTO DIODE
ARRAY
TURNTABLE
MOTOR
TRACK
SERVO
FOCUS
SERVO
SLIDE
SERVO
D1 D2
R2 R1
D3
VAM2103/08
CD-DRIVE
Monitor
diode
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F. L.P.F.
LDON
DRAM INTERFACE
A/D-CONVER
TER
SHOCK
CONTROL
CONTROLLER
INTERFACE
INPUT
INTERFACE
I/O
EXTENSION
OUTPUT
INTERFACE
YFLAG
(FROM
CD10)
YMLD
YMCLK
YMDATA
ZSENSE
YSCK
YLRCK
YSRDATA
ZSCK
ZLRCK
ZSRDATA
SBSY
SERIAL
INTERFACE
SDA_EEP
SCL_T
SDA_T
CE_TUNER
STEREO
TUNER_ON
FM-Antenna
(=headphone cable)
SERIAL
LOOPBACK
µ
P
INTERFACE
TUNER BOARD
1)
DECODER ENCODER
CONTROL PART ATTENUATOR INPUT BUFFER
EBU
INTERFACE
RAM
ADDRESS.
SUBCODE
PROCESS. MOTOR
CONTROL
OUTPUT
STAGES
ERROR
CORRECT.
FRONT END TIMING
DIGITAL PLL
SRAM
EFM
DEMOD.
Vref
KILL
PRE-PROC.
FUNCTION
CONTROL
BITSTREAM
DAC
VERSATILE
INTERFACE
AUDIO
PROCESS.
PEAK
DET.
P TMP86CH29
LF
LCD DRIVER
CLOCK GEN.
& TIMING
MEMBRANE
KEYBOARD
16bit TIMER
COUNTER
ALU
ROM
M24C01
EEPROM 1)
RAM
4MHz
I/O PORTS
Lo
LO LD
+UP
SL
(PWM signal)
SL FO RA
FO
(PWM signal)
RA (PWM signal)
SLIDE_IN
FOCUS_IN
DM
±
Sldm
±
Focus
±
TRACK_IN
+1.4 +2.7
MPC17A51VM
SERVO DRIVER
SAWTOOTH
GENERATOR
OSCILLATOR
LOW VOLTAGE
DETECTOR
CHARGE
PUMP
DM_IN
VLG VR CLK
DM_PWM
(FROM
µ
P)
CLsaw VG VLG VR
CLsaw
+2.7
VCG
+2.7
Track
±
L.P.F.
L.P.F.
L.P.F.
FLEX PCB
DC-in socket
T630mA
+
ACCU or
BATTERY
+
charge
ACCU
DETECT.
SUPPLY/CHARGE CIRCUIT
BEEP
CHG_ON
TEMP
DC_IN
TWEETER
(T
O TWEET
.)
MUTE
A
CCU_IN
CHG_DET
BA
T_LEVEL
DM_PWM
(T
O SER
V
O
)
NPC_RESET
(T
O NPC)
DBB_ON
DBB_STEP
DC/DC
UP/DOWN
CONVERTER
NPC_RESET
(FROM
µ
P)
RESET
PORES
(FROM NPC)
DOBM
(TO OPT. OUT)
RESET
ACCU_IN
(TO
µ
P)
TEMP
(TO
µ
P)
DM_PWM
(FROM
µ
P)
+A
+DC
RECH. BATT.
MEASURING
PART
CHARGE
CONTROL
+1.25
+UP
+DC +1.25
+2.7
+TUNER
FROM/TO SUPPLY/
CHARGE CIRCUIT
TO LF-AMPLIFIER
TO HEADPHONE AMP.
DRAM
RC, RC_SW
(FROM/TO
RC-SOCKET)
RC-CIRCUIT
1)
CLsaw VG VLG VR
H-BRIDGE
MOTOR DRIVER 4
H-BRIDGE
MOTOR DRIVER 2
H-BRIDGE
MOTOR DRIVER 1
CLsaw VG VLG VR
CLsaw VG VLG VR
H-BRIDGE
MOTOR DRIVER 3
tu
rntable
8.4MHz
TWEETER 1)
L.P.F.
1)
not on all versions
TEMP.
DETECT.
VDDL
VDD VDD
VDD
+2.7
+UP
+TUNER
VCC
+UP
+2.7
VCC
+2.7
HF-GAIN
CHG_ON
(FROM
µ
P)
DC_IN
(TO
µ
P)
HEADPHONE&
RC-SOCKET
RC
(FROM/TO
RC-CIRCUIT)
YFLAG
(TO NPC)
TA2120FN
HEADPHONE AMP.
VCC
+A
VOLUME
A (RIGHT)
B (LEFT)
ADD OUT
BEEP
BIAS
DBB
CONT.
DBB
SW.
POW.
SW.
MUTE
SW.
Vref
BEEP
(FROM
µ
P)
DBB_ON
(FROM
µ
P)
R-OUT
(FROM TUNER)
+A
MUTE
(FROM
µ
P)
IN A
IN B
DBB NF
DBB OUT
BIAS IN
BIAS
CHG_DET
(TO
µ
P)
BATT_LEVEL
(TO
µ
P)
R-OUT
L-OUT
+
L-OUT
(FROM TUNER)
DBB_STEP
(FROM
µ
P)
+
LCD
EL-BACKLIGHT
1)
PORES
(TO CD10)
3V
0
-3V
2,5V
0
-2,5V
eye-pattern signal
> 800 mVpp
TB=0.5
µ
s
1
during focus search
TB=0.1s
9
12
10
11
3V
0
servo in or disc motor cw
not moving
servo out or disc motor ccw
servo out or disc motor cw
not moving
servo in or disc motor ccw
16
14
13
15
DATA
WCLK left channel
MSB LSB MSB LSB
right channel
SCLK
TRANSFER OF AUDIO SAMPLES VIA SERIAL INTERFACE OF CD10 AND NPC CD10
→
NPC
NPC
→
CD10
2
3
4
5
6
7
1
14
16
15
2-4
5-7
13
9
11
10 12
OPTICAL OUT
1)
DOBM
(FROM CD10)
TWEETER
(FROM
µ
P)
+2.7
BLOCKDIAGRAM