Marantz PS2100N1S Service Manual page 20

QQ03 : SSM2005
BLOCK DIAGRAM
INPUTS
LEFT ANALOG
SIGNAL
STEERING MATRIX
PROCESSING
RIGHT
AND OUTPUT
AMPLIFIERS
STEERING
MODE CONTROL
CONTROL
LOGIC AND NOISE
GENERATOR
GENERATOR
QG01 : M62446
OUT4 1
OUT-
OUT3 2
MCU
PUT
OUT2 3 PORT
volume
I/F
OUT1
4
AVDD
5
volume
SWin
6
GNDS
7
SRin
8
volume
SLin
9
GNDC
10
volume
Cin 11
GNDR
12
Rin
13
volume
GNDL
14
Lin
15
BYPASSR
16 volume
BYPASSL
17
LTRE
18
LBASS3
19
tone
tone
LBASS2 20
LBASS1
21
PIN CONFIGURATION
OUTPUTS R FILTER IN 1 48
LEFT
R FILTER OUT 2 47
RIGHT
L FILTER IN 3 46
CENTER
L FILTER OUT 45
4
LEFT
SURROUND
L OUT 5 44
RIGHT
L OUT A 6 43
SURROUND
42
L+R FOR L IN 7
SUBWOOFER
R OUT 8 41
RESET
R OUT A 9 40
SERIAL BUS R IN 10 39
38
V 11
EE
SSM2005
ACOM AUDIO GND 12 37
TOP VIEW
GND 13 36
(Not to Scale)
V 14 35
CC
(L+R) OUT 15 34
(L—R) OUT 16 33
(L—R) HIGH IN 17 32
31
(L—R) LOW IN 18
R HIGH BAND DET. 19 30
L HIGH BAND DET. 20 29
HIGH BAND DET. OUT 21 28
R LOW BAND DET. 27
22
L LOW BAND DET. 23 26
LOW BAND DET. OUT 24 25
42 DVDD
41 CLK
DATA
40
LATCH
39
DGND
38
AGND
37
SW out
36
Q201 : LA1837
SRout
35
SLout
34
Cout
33
Rout
32
Lout
31
AVSS
30
CL1
29
CL2
28
CR1
27
CR2
26
RTRE
25
RBASS3
24
23 RBASS2
22
RBASS1
33
PIN FUNCTION
Pin # Name
1 R Filter In
CENTER OUT
2 R Filter Out
3 L Filter In
LF OUT
4 L Filter Out
5 L Out
RF OUT
6 L Out A
LS OUT 7 L In
8 R Out
RS OUT
9 R Out A
10 R In
NOISE IN
11 V
EE
12 ACOM Audio GND
NOISE OUT
13 GND
LOAD
14 V
CC
15 (L+R) Out
RESET
16 (L—R) Out
17 (L—R) High In
DATA IN
18 (L—R) Low In
V 19 R High Band Det.
CC
20 L High Band Det.
ACOM AUDIO GND
21 High Band Det. Out
22 R Low Band Det.
GND
23 L Low Band Det.
24 Low Band Det. Out
V
EE
25 Autobalance TC
WRITE
26 Autobalance Lockout
27 Front/Rear (L+R) Det.
CLOCK IN
28 Front/Rear (L—R) Det.
29 Front/Rear Det.
FRONT/REAR TC FILTER
30 High Band TC Filter
LOW BAND TC FILTER 31 Low Band TC Filter
32 Front/Rear TC Filter
HIGH BAND TC FILTER
33 Clock In
34 WRITE
FRONT/REAR DET.
35 V
EE
36 GND
FRONT/REAR (L—R) DET.
37 ACOM Audio GND
FRONT/REAR (L+R) DET.
38 V
CC
39 Data In
AUTOBALANCE LOCKOUT
40 Reset
41 LOAD
AUTOBALANCE TC
42 Noise Out
43 Noise In
44 RS Out
45 LS Out
46 RF Out
47 LF Out
48 Center Out
Connected to / Function:
3-Pole Active Low-Pass Filter Output; used for Center Cancelling Correction
3-Pole Active Low-Pass Filter Input
3-Pole Active Low-Pass Filter Output; used for Center Cancelling Correction
3-Pole Active Low-Pass Filter Input
Connect to Pin 6
Connect to Pin 5
Left Stereo Source Line Input; Should be 0 dBd (300 mV rms)
Connect to Pin 9
Connect to Pin 8
Right Stereo Source Line Input; Should be 0 dBd (300 mV rms)
Negative Supply
Audio Ground
Power Ground
Positive Supply
RC to Front/Rear Detector Input
RC to Front/Rear Detector Input and Input of Crossover
Output of High-Pass Crossover
Output of Low-Pass Crossover
RC Network Fed by Right Stereo Source Line Input
RC Network Fed by Left Stereo Source Line Input
Capacitor to ACOM; Controls Rear High Frequency Output Steering
Right Input, used for Autobalance and Low Band Steering
Left Input, used for Autobalance and Low Band Steering
Capacitor to ACOM; Controls Left-to-Right Output Steering
RC Network to ACOM
RC Network to ACOM
RC Network Fed by (L+R) Out (Pin 15)
RC Network Fed by (L-R) Out (Pin 16)
Capacitor to ACOM; Controls Front-to-Back Output Steering
RC Network to ACOM
RC Network to ACOM
RC Network to ACOM
Clock from Serial Bus
Chip Select from Serial Bus
Negative Supply
Power Ground
Audio Ground
Positive supply
Data from Serial Bus
Reset from Serial Bus
Load from Serial Bus
Connect to RC Filter; White Noise Output
Connect to RC Filter Output; Filtered White Noise
Connect to Right Surround (Rear) Amplifier Input
Connect to Left Surround (Rear) Amplifier Input
Connect to Right Front Amplifier Input
Connect to Left Front Amplifier Input
Connect to Center Amplifier Input
QM01 : LB1641
34