Set Block Diagram - Philips MCM530 Service Manual

SET BLOCK DIAGRAM

+CD +12V_M
-6dB Track
MP3 5DTC
250mV
CDC
D A M D
CONTROL
AUX / CDR
500mV / 1000mV
ATTN.
-8.5dB
830mV
A
+12V_A
+C
USB
USB
D
USB
D A
CONTROL
+5V6 +5V6
+C
SOURCE/USB/PC_LINK
MAX/VEC LEDS
ECO POWER
LED
SHIFT
REGISTER
NTC
POWER
PWDN
CONTROL
LPC
RDS
DECODER
uP
TUNER
TMP88CU74YF
CONTROL
5DTC
D
CONTROL
EEPROM
USB
CONTROL
+D
ADC
KEY SCAN
HP_DET
650mV
78dBA
3.2dB
HP DET
HP_OUT
HEADPHONE
4-1
+12V_A
125mV
FM (67.5 kHz)
ECO6 AM (80% MOD)
TUNER
A
CONTROL
SOFTWARE CONTROL
SOURCE SELECTOR I2C
I2C DATA I2C CLK
COMBI
CONTROL
I2C DATA I2C CLK
+5V6
+F +D
+12V_A
+C
+12V_D
+5V6
-33V
+5V6_ECO
+C
IR EYE
F1x
FTD
F2x
VOLUME
SA IN
+D
CONTROL
F1x
F1
F2x
F2
-33V
FRONT
SA BUFFER
500mV +12V_A
76dBA
16dB
+9.1V
+9.1V
A
TDA7468
500mV
85dBA
16dB
INCREDIBLE
TREBLE
LEFT/RIGHT
SURROUND VOL. 1 & VOL. 2
BASS
INTERFACE
500mV
A D
SIMPLE
HP_MUTE
IS FILTER
HP_DET
+5V6
MUTE_HP
M62320FP
AMP_OFF
AMP_MUTE
CD_ON
I2C DATA
I2C SHIFT
AMP_RELAY
I2C CLK REGISTER
+AMP
REGULATOR
+D2
LM317P
-AMP
REGULATOR
+D
LM317P
-33V
FUSE
+D
+D2
FUSE
POWER SUPPLY
4-1
NOTE :
MAIN SIGNAL PATH
MEASUREMENTS ARE IN AUX MODE :
XX mV LEVELS AT MAX VOL
YY dBA S/N AT 500mW Output
ZZ dB HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL
+9V
+12V_A
REG
COMBI
2.50V
HEADPHONE
85dBA
AMPLIFIER
3dB
+12V_A
+AMP
NJM4556AM 1.90V
39R 39R
67dBA
3.0dB
+5V6
ATTEN.
HP_OUT Rin = 3k
MUTE
LEFT/RIGHT
A
AMP_RELAY
+5V_CD AMP_MUTE
A
NTC
TRAFO
FUSE
FUSE
FOR -/21 ONLY
PWDN
VOLTAGE
SELECTOR
F1
F2
LPS
+5V6_ECO
SMPS
Block Diagram_3139 119 35800 dd wk0313
-AMP AMP_OFF
POWER
AMPLIFIER
CLASS D
+12V_A
L/R SPEAKER
2 X 100W
2 X 6 OHMS
L
MAINS
CHOKE
N
(NOT USED FOR -/37)
10M
(ONLY FOR -/37)
LOW_POWER_SUPPLY
LOW_POWER_CONTROL