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4-1
4-1
SERVICE BLOCK DIAGRAM
IS
Interface
Audio
Mute
Mute2
-Vkk
CON
A
H/P
DPL/
SIS Filter
TAPE
FIS or
A
(Blue Strip)
(wOOx)
(BassTreble)
H/P
A
A
650mV
78dBA
3.2dB
1.25V
86dBA
3.5dBA
-CMOS
-9V
+5V
A
REG.
+5V6
NOTE :
MAIN SIGNAL PATH
MEASUREMENTS ARE IN AUX MODE :
XX mV
YY dBA
ZZ dB
Mute_SW_FR
H/P Amp
2.50V
85dBA
3dB
125m V
26m V
REG.
CCT
CCT
CCT
LOW_PW_SPLY
A
A
A
MIC
A
Line Out
LEVELS AT MAX VOL
S/N AT 500mW
HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL
500mV
SSL
-VKK
500mV
76dBA
16dB
1.90V
67dBA
3dB
Mute1
-Vkk
M
D
-CMOS
A
A
Mute_SW
A
D
Signal
Proc.
Mute
Class_D
AMP.
10% THD
M730: 2x4
Ω
/2x150W
M570: 2x6
Ω
/2x110W
-8.5 dB
HEF
4052
GAME
PORT
D
250mV
Attn
A
A
+9V1
A
TUNER
D
3CDC
REG.
+12V_A
AUX 640mV
A
VREF
DIG
125mV
Game
A
GAME 310mV
A
M
AF12
VU
Summary of Contents for FWM570/21
Page 11: ...2 1 2 1 Figure 1 Figure 2 Figure 4 Figure 3 Figure 5 Figure 6 ...
Page 14: ...Service position A Service position B Service position C 2 4 2 4 DISMANTLING INSTRUCTIONS ...
Page 20: ...5 2 5 2 CONTROL BOARD COMPONENT LAYOUT ...
Page 21: ...5 3 5 3 CONTROL BOARD CHIP LAYOUT ...
Page 26: ...6 2 6 2 DISPLAY BOARD COMPONENT LAYOUT ...
Page 27: ...6 3 6 3 DISPLAY BOARD CHIP LAYOUT ...
Page 71: ...10 4 Wiring Disc Motor Inner switch Slide Motor Service Position ...
Page 84: ...11 2 11 2 AF12 BOARD COMPONENT LAYOUT ...
Page 85: ...11 3 11 3 AF12 BOARD CHIP LAYOUT MAPPING AF12 BOARD COMPONENT LAYOUT MAPPING ...