Ic Informations - Marantz PM7000 Service Manual

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3. IC INFORMATIONS

MICROPROCESSOR TMP47C200BM BLOCK DIAGRAM
SDIP42-P-600
VDD
POWER 42
GND. 21 VSS
KE
HOLD INPUT HOLD 34
(SENC INPUT)(KE0)
RESET INPUT RESET 33
TEST TERMINAL TEST 30
OSCILATER CONNECT XIN 31
TERMINAL(RF) XUOT 32
1 2 3 4
PIN no. PORT NAME
1 R40 MMUT
2 R41 FMUT
3 R42 VOUP
VODW
4 R43
5 R50 T3K
6 R51 T2K
T1K
7 R52
8 R53 AX2K
9 R60 AX1K
TUNK
10 R61
11 R62 CDK
12 R63 PHOK
13 R70 LSTB
14 R71 LMUT
15 R72 LPRO
16 R73 LTP3
17 P10 LTP2
18 P11 LTP1
19 P12 LSOU
LAX2
20 P13
21 VSS
22 P20
LAX1
23 P21 LTUN
24
P22 LECD
25 P23
LPHO
26 K00
1RS
27
K01 2RS
28 K02
PRK
29 K03
MUK
30
TEST
31
XIN
32 XOUT
33 RESET RES
34
HOLD PDW
35 R80
RXRC
36 R81 EN1
37
R82 EN2
38 R83
EN3
39 R90 TXRC
40
R91 ENTX
41 R92
RELY
42 VDD
FLAG
ACCUMLATOR
C Z S G ALU
HOLD OPERATION MODE CONTROL
PRIORITY RESISTER
SYSTEM CONTROL
TIMING GENERATOR
CLOCK GENERATOR
INTEVAL TIMER
R4 R5 R6
5 6 7 8 9 10 11 12 13
IN-OUTPUT PORT
FUNCTION
ACT
H MANUAL MUTE SIGNAL MUTE
L SIGNAL(SOURCE/MONITOR SWITCH)
L MOTOR DRIVE VOLUME UP
L
MOTOR DRIVE VOLUME DOWN
L MONITOR INPUT SWITCH (TAPE3)
L MONITOR INPUT SWITCH (TAPE2)
L
MONITOR INPUT SWITCH (TAPE1)
L SOURCE INPUT SWITCH (AUX2)
L SOURCE INPUT SWITCH (AUX1)
L
SOURCE INPUT SWITCH (TUNER)
L SOURCE INPUT SWITCH (CD)
L SOURCE INPUT SWITCH (PHONO)
L LED INDICATOR STAND BY DISPLAY
L LED INDICATOR MUTE DISPLAY
L LED INDICATOR PROCESSOR DISPLAY
L LED INDICATOR TAPE3 DISPLAY
L LED INDICATOR TAPE2 DISPLAY
L LED INDICATOR TAPE1 DISPLAY
L LED INDICATOR SOURCE DISPLAY
L
LED INDICATOR AUX2 DISPLAY
GND.
LED INDICATOR AUX1 DISPLAY
L
L LED INDICATOR TUNER DISPLAY
L LED INDICATOR CD DISPLAY
LED INDICATOR PHONO DISPLAY
L
L SOURCE INPUT SWITCH(ROTARY ENCODER) bit1
L SOURCE INPUT SWITCH(ROTARY ENCODER) bit2
PROCESSOR IN-OUT SWITCH
L
L MANUAL MUTE
NOT USED (GND)
CLOCK 4.00 MHz (IN)
CLOCK 4.00 MHz (OUT)
L SYSTEM RESET
L POWER DOWN CHECK
REMOTE CONTROL INPUT (RC-5)
L
MODEL SELECT 1
MODEL SELECT 2
MODEL SELECT 3
L SERIAL DATA(RC-5 REMOTE CONTROL)
L ENABLE (REMOTE CONTROL)
STAND-BY RELAY CONTROL
L
POWER SUPPLY
LARGE CURRENT
OUTPUT PORT
17 18 19 20
P1
H RESISTER L RESISTER
RAM ADDRESS BUFFER
INTERRUPT INTERRUPT
PRIORITY F/F
INTERRUPT CONTROL
4 BIT
12 BIT
SERIAL INTERFACE
TIMER COUNTER
(2ch)
R7 R8
14 15 16 35 36 37 38
IN-OUTPUT PORT IN-OUTPUT PORT
(TIME/COUNTER INPUT) (SERIAL PORT)
(IEXTERNAL INTERRUPT)
MICROPROCESSOR TMP47C200BM
Position NO.7401
SDIP42-P-600
R40
R41
R42
R43
R50
R51
R52
R53
R60
R61
R62
R63
R70
R71
R72
R73
P10
P11
P12
P13
Vss
3
22 23 24 25
P2
PROGRAM
DATA MEMORY
COUNTER
(RAM)
STACK SPW
TC1 TC2 DC PROGRAM
MEMORY
(ROM)
DATA
CONVERTER
TABLE
INSTRUCTION
RESISTER
INSTRUCTION
DECODER
R9 K0
39 40 41 26 27 28 29
INPUT PORT
42 VDD
1
2 41 R92(SCK)
3 40 R91(SO)
4 39 R90(SI)
5 38 R83(T1)
6 37 R82(INT1)
7 36 R81(T2)
8 35 R80(INT2)
9 34 HOLD(KE0)
10 33 RESET
11 32 XOUT
12 31 XIN
13 30 TEST
14 29 K03
15 28 K02
16 27 K01
17 26 K00
18 25 P23
19 24 P22
20 23 P21
21 22 P20