Philips FW-C577/21 Service Manual page 13

SET BLOCK DIAGRAM
GAME
PORT
GAME 310mV
AUX 640mV
A
250mV
5DTC
M A
D D
DIG
125mV
TUNER
A
125mV
PC-LINK
A
SA_OUT
2.1V
D
4-1
Game
A
Attn +12V_A
-8.5 dB
MIC
A
+9V1
REG.
A
HEF
4052
VREF
A
A
A
Line Out Mute
CCT
From other 500mV
A
Chan.
A
(Blue Strip)
(wOOx)
(BassTreble)
75 ohm
COAX1 (FROM 5DTC)
Vpp 0.5V
DIG
OUT
DIG
DIG
200mV
DPL/ Audio
76dBA H/P Amp
16dB
IS Signal
Interface Proc.
D
FIS or
SIS Filter
CCT
-Vkk
From other
Mute2 Chan.
A
4-1
-VKK
NOTE :
-CMOS
-CMOS
REG.
-9V
MEASUREMENTS ARE IN AUX MODE :
A
XX mV
YY dBA
LOW_PW_SPLY
ZZ dB
+5V
+5V6
REG. CON
A
Mute_SW
Mute_SW_FR
1.90V
900mV
67dBA
A
3dB
2.50V
85dBA
3dB
650mV
78dBA
A
3.2dB
-Vkk
Mute
H/P
Mute1
CCT
A A
S/W OUT
H/P
SUBWOOFER
CCT
0.8V
A
86dBA
3.5dBA
Mute_SW_FR
A
Block Diagram_3139 119 36101 dd wk0310
MAIN SIGNAL PATH
LEVELS AT MAX VOL
S/N AT 500mW
HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL