Read Harman Kardon MAS 101-102-111 (serv.man3) Service Manual online
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
MAS111 Head Un
it Block Diagram
Disc
Drive
OPU
LOADER
SLOT I
N
DRIVER
MOTOR
RELAY
USB Fron
t
USB Bac
k
USB
Input
s
Ali
M5673
Servo
USB 1.1
iPod
Connecto
r
iPod
LMV
832
Main
CPU
Antenn
a
RF
D
A
B
RF
DAB/DAB+/DM
B
Venice 7
.
1
Frontier Silic
on
I
C
2
Digita
l
Coax 2
Coax 1
Optical 1
Optical 2
Input
s
RF
Antenn
a
RF
CAN
Tuner
C
2
I
TV
Input
s
Line
AUX
Phono MM
Line In
dB
30
RIAA
BD3841F
S
Line_In_1
Line_In_2
Line_In_3
Line_In_4
Line_In_5
Line_In_6
Line_In_7
CS42516
2608
NJM
NJM
2608
Spdif_In6
AINL
AINR
Spdif_In5
Spdif_In4
Spdif_In3
Spdif_In2
Spdif_In1
Dac1_L
CS4854
0
DSP
SAI
S
I
I
2
_Input_Out
I
_Iine_Out
2
S
I
_Main_Out
2
S
I
_Sub_Out
2
S
TXP
CX
SWITC
H
74HC15
1
Tx
C
I
I
2
2608
NJM
Coax
Out
Main
Digita
l
Output
Line
Subwoofer
Headphon
e
Subwoofe
r
Out
Line
Headphone
Out
Audio
Out
Out
Out
NJM
2608
HP
AMP
Connectoion
Amp
+3.3V
LDO
+1V
+8V
Control
Circuit
LDO
SPI
C
2
I
MOLEX
IR
Sense
TOUCH
Sense
TOUCH
CPU
Driver
VFD
2
I
C
/SPI
SPI
+5V
Front
Panel
Dac1_R
Dac2_L
D/A
Dac2_R
Dac3_L
NJM
2608
2608
2608
NJM
NJM
NJM
2608
NJM
2608
UART
iPod TX
UART
iPod RX
In
-R
In
-L
Char
ger GND
C
h
arger +8V
iPod
CHECK
HW Identific
ation
iPo
d_In-L
iPod
_In-R
RF
Coax
ial_1
Coax
ial_2
Optic
al_1
Optic
al_2
RF_FM
Tuner_L
Tu
ner_R
SPI RD
S
SPI
Tuner
iPod
_In-R
Jack_
In_R
Jack_
In_L
iPo
d_In-L
+
-
-
+
SPDIF_
DAB_OUT
SPDIF_A
LI_OUT
SPDIF_
ALI_OUT
SPDIF_OU
T_DIRECT
SPDIF_
SW
Coaxi
al_Out
+
-
Main_
Out_R
Mai
n_Out_R
-
+
HP_
Out_L
Lin
e_Out_L
Subw
oofer_Out
Lin
e_Out_R
HP_
Out_R
Out
_R
Ou
t_L
-15V
+15V
DG
ND
AG
ND
+5V
Relay_C
ontrol
Offset_dete
ct
VO
L-
VO
L+
Mut
e_Audio
Stand
by
Drop
_detect
iPod C
HECK
MM_MC_Sel
SPDIF
_SW
IR
AM
P_R-
AM
P_R+
AMP_L-
AMP_L+
-
Lin
e_Out_L
+
+
+
-
-
Line
_Out_R
Sub
woofer_Out
Ma
in_Out_L
Main_
Out_L
8
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