Marantz PMD330, Service Manual, Page: 5 / 24

5 6
1 IN1- negative input 1
2 IN1+ positive input 1
3 n.c. not connected
4 n.c. not connected
5 VP positive supply voltage
6 IN2+ positive input 2
7 IN2- negative input 2
8 n.c. not connected
9 OUT2+ positive output 2
10 GND2 ground 2
11 n.c. not connected
12 OUT2- negative output 2
13 OUT1- negative output 1
14 GND1 ground 1
15 n.c. not connected
16 OUT1+ positive output 1
PIN SYMBOL DESCRIPTION
Q201/Q202 : TDA7073A QU01 : H8/3062
PIN
No.
PORT NAME
DEV
ICE
I/O
I/O ACTIVE INITIAL
PULL
UP/DOWN
SIGNAL NAME
CONNECT
DEVICE
NAME
CONNECT
DEVICE
PORT NAME
FUNCTION
1 Vcc sys --- -- -- -- VCC Connected to the system power supply (+5V).
2
PB0
/TP8/TMO0
I/O O -- Low -- LCD_RS HD66712 RS
LCD driver register select.
Instruction “L”, Data register “H”
3
PB1
/TP9/TMIO1
I/O O -- High -- LCD_RW HD66712 RW
LCD driver READ/WRITE.
READ “H”, WRITE “L”
4
PB2
/TP10/TMO2
I/O O -- Low -- LCD_E HD66712 E
LCD driver enable.
Data READ/WRITE active signal.
5
PB3
/TP11/TMIO3
I/O O Low High -- LCD_RESET HD66712 RESET
LCD driver reset.
Normal “H”, Reset “L”
6
PB4
/TP12
I/O I/O -- Low -- LCD_DB4 HD66712 DB4 LCD driver data bit 0.
7
PB5
/TP13
I/O I/O -- Low -- LCD_DB5 HD66712 DB5 LCD driver data bit 1.
8
PB6
/TP14
I/O I/O -- Low -- LCD_DB6 HD66712 DB6 LCD driver data bit 2.
9
PB7
/TP15
I/O I/O -- Low -- LCD_DB7 HD66712 DB7 LCD driver data bit 3.
10
RESO
/ /_FWE
sys I Low Low EXT_DW FEW 74HC00
FLASH MPU program enable signal.
Enabled “H”
11 Vss sys -- -- -- -- VSS Connected to the system power supply (0V).
12 P90/TxD0 O O -- Low -- DEBUG_TXD TXD for debug mode.
13 P91/TxD1 O O -- Low -- FLASH_TXD TXD for FLASH MPU program.
14 P92/RxD0 I I -- Low -- DEBUG_RXD RXD debug mode.
15 P93/RxD1 I I -- High INT UP
CXD_SQSO
/FLASH_RXD CXD2585Q
/74HC00
SQSO
Sub-Q 80bit/PCM peak level data input &
CD-TEXT data input./RXD for FLASH MPU
program.
16
P94
/SCK0/IRQ4
I/O I -- Low EXT_DW SIF_SO 74HC165 Parallel to serial IC (74HC165) data input.
17
P95
/SCK1/IRQ5
I/O O -- High INT UP CXD_SQCK CXD2585Q SQCK Read out clock output for SQSO.
18 P40 I/O O -- High OPEN ESA_SDTI RL5C357 SDTI Serial data output for ESA.
19 P41 I/O O -- High OPEN ESA_SCK RL5C357 SCK Serial clock data output for ESA.
20 P42 I/O O -- High OPEN ESA_XLT RL5C357 XLT
Serial latch data output for ESA.
21 P43 I/O O Low High OPEN ESA_XSOE RL5C357 XSOE
Enabled signal for ESA serial data.
Enable “L”
22 Vss sys -- -- -- -- VSS Connected to the system power supply (0V).
23 P44 I/O O Low High OPEN ESA_XRST RL5C357 XRST
System reset output for ESA.
Reset “L”
24 P45 I/O O Low High OPEN ESA_XWRE RL5C357 XWRE
Write enable output for ESA.
Enable “L”
25 P46 I/O O Low High OPEN ESA_XQOK RL5C357 XQOK
Sub-code Q signal output for ESA.
OK “L”
26 P47 I/O ! - High EXT_DW ESA_SDTO RL5C357 SDTO Serial data input from ESA.
27 P30 I/O ! Low High EXT_DW ESA_XWIH RL5C357 XWIH
Write enable signal from ESA.
Disable “L”
28 P31 I/O I High Low EXT_DW ESA_CHDT RL5C357 CHDT
Data monitor input from ESA.
Monitoring “H”
29 P32 I/O O High Low -- CXD_RW_SEL CXD2585Q LOCK
RF gain select for CD-RW
CD-RW “H”, CD-DA & CD-R “L”
30 P33 I/O O High Low -- CXD_LDON Laser diode ON/OFF control.
31 P34 I/O I Low -- CXD_FOK CXD2585Q FOK Focus lock detect input.
PIN
No.
PORT NAME
DEV
ICE
I/O
I/O ACTIVE INITIAL
PULL
UP/DOWN
SIGNAL NAME
CONNECT
DEVICE
NAME
CONNECT
DEVICE
PORT
FUNCTION
32 P35 I/O I Low Low -- CXD_LOCK CXD2585Q LOCK GFS lock input.
33 P36 I/O I Low -- CXD_SSTP CXD2585Q SSTP Disc inside detect input.
34 P37 I/O O Low High -- CXD_XRST CXD2585Q XRST
System reset output.
Reset “L”
35 Vcc sys -- -- -- -- VCC
Connected to the system power supply
(+5V).
36 P10 I/O O High Low -- CXD_DOUT_OFF CXD2585Q MD2
Digital audio data output ON/OFF.
ON “H”
37 P11 I/O O High High -- CXD_MUTE CXD2585Q MUTE
Mute control output.
Mute “H”
38 P12 I/O O -- High -- CXD_DATA CXD2585Q DATA Serial data output for CXD2585Q.
39 P13 I/O O -- High -- CXD_XLAT CXD2585Q XLAT Serial latch data output for CXD2585Q.
40 P14 I/O O -- High -- CXD_CLOK CXD2585Q CLOK Serial clock data output. For CXD2585Q
41 P15 I/O O -- High -- CXD_SCLK CXD2585Q SCLK Clock output for SENS serial data read.
42 P16 I/O I -- Low -- CXD_SENS CXD2585Q SENS SENS signal input.
43 P17 I/O I -- Low EXT_DW CXD_EMPH CXD2585Q EMPH
Emphasis enable/disable input.
Enable “H”, Disable “L”
44 Vss sys -- -- -- -- VSS
Connected to the system power supply
(0V).
45 P20 I/O I Low High EXT_UP SW_DATA0 KEY INPUT Key matrix signal input.
46 P21 I/O I Low High EXT_UP SW_DATA1 KEY INPUT Ditto.
47 P22 I/O I Low High EXT_UP SW_DATA2 KEY INPUT Ditto.
48 P23 I/O I Low High EXT_UP SW_DATA3 KEY INPUT Ditto.
49 P24 I/O I Low High EXT_UP SW_DATA4 KEY INPUT Ditto.
50 P25 I/O I Low High EXT_UP SW_DATA5 KEY INPUT Ditto.
51 P26 I/O I Low High EXT_UP SW_DATA6 KEY INPUT Ditto.
52 P27 I/O I Low High EXT_UP SW_DATA7 KEY INPUT Ditto.
53 P50 I/O O -- High -- SW_SCAN0 KEY SCAN Key matrix signal output.
54 P51 I/O O -- High -- SW_SCAN1 KEY SCAN Ditto.
55 P52 I/O O -- High -- SW_SCAN2 KEY SCAN Ditto.
56 P53 I/O O -- High -- SW_SCAN3 KEY SCAN Ditto.
57 Vss sys -- -- -- -- VSS
Connected to the system power supply
(0V).
58 P60 I/O O -- Low -- SIF_ST 74HC4094 STR
Serial strobe data output for serial to
parallel IC (74HC4094) .
59 P61 I/O O -- Low OPEN SIF_LD 74HC165 LS/
Serial load data output for serial to parallel
IC (74HC4094) .
60 P62 I/O O -- Low -- SIF_SI 74HC4094 DA
Serial data output for serial to parallel IC
(74HC4094) .
61 P67/ -- -- OPEN PAI System clock output.
62 STBY/ sys I High High EXT_UP STBY
Standby mode input for MPU.
Normal mode “H”
63 RES/ sys I Low High EXT_UP RES
System reset input for MPU.
Reset “L”
64 NMI sys I -- Low EXT_DW NMI Not used.
65 Vss sys -- -- -- -- VSS
Connected to the system power supply
(0V).
66 EXTAL sys I -- -- -- EXTAL X' tal
System clock input.
Connected to 20MHz X' tal.
67 XTAL sys I -- -- -- XTAL X' tal
System clock output.
Connected to 20MHz X' tal.
68 Vcc sys -- -- -- -- VCC
Connected to the system power supply
(+5V).
69 P63 I/O O -- Low -- SIF_CK
74HC4094
74HC165 CK
CK Serial clock data output for ports expand
IC
70 P64 I/O O -- Low -- DAC_DATA PCM1710 MD/DM1 Serial data output for D/A converter IC.
71 P65 I/O O -- Low -- DAC_CLK PCM1710 MC/DM2
Serial clock data output for D/A converter
IC.
72 P66 I/O O -- Low -- DAC_LAT PCM1710 ML/DSD
Serial latch data output for D/A converter
IC.
-- --
Φ
PIN
No.
PORT NAME
DEV
ICE
I/O
I/O ACTIVE INITIAL
PULL
UP/DOWN
SIGNAL NAME
CONNECT
DEVICE
NAME
CONNECT
DEVICE
PORT
FUNCTION
73 MD0 sys I -- High EXT_UP MD0
Mode select input for MPU.
Mode7 “H”
74 MD1 sys I -- High EXT_UP MD1
Mode select input for MPU.
Mode7 “H”
75 MD2 sys I -- High EXT_UP MD2
Mode select input for MPU.
Mode7 “H”, FLASH MPU program “L”
76 Avcc sys I -- -- -- AVCC
Connected to the system power supply
(+5V).
77 Vref sys I -- -- -- VREF Ditto.
78
P70
/AN0
I I Low High EXT_UP SW_SP0 KEY INPUT
PLAY/PAUSE button input.
Active “L
79 P71/AN1 I I Low High EXT_UP SW_SP1 KEY INPUT
CUE button input.
Active “L”
80 P72/AN2 I I Low High EXT_UP SW_FADER KEY INPUT
FADER SW input.
Active “L”
81 P73/AN3 I I -- High EXT_UP EEPROM_SO AT25640 SO Serial data input for EEPROM.
82 P74/AN4 I I -- Low EXT_UP TRAY_SW_OPEN
TRAY OPEN
SW Tray Open SW input.
Open “L”
83 P75/AN5 I I -- Low EXT_UP TRAY_SW_CLOSE
TRAY
CLOSE SW Tray Close SW input.
Close “L”
84
P76
/AN6/DA0
I I -- Low UP/DW SYS_MODEL_SEL0 RU09,RU05
( SEL0,SEL1);
PMD330=(0,0), PMD331=(0,1)
PMD340=(1,0)
85
P77
/AN7/DA1
I I -- Low UP/DW SYS_MODEL_SEL1 RU10,RU11
86 Avss sys I -- Low -- AVSS
Connected to the system power supply
(0V).
87
P80
/IRQ0/
I/O I -- Low -- CXD_SCOR CXD2585Q SCOR
Detected from Sub code think signal.
Detected “H”
88
P81
/IRQ1/
I/O O Low High EXT_UP MONI_MUTE
Audio pre-mute control output.
MUTE “L”
89
P82
/IRQ2/
I/O O High Low EXT_UP TRAY_DRV_OPEN LB1641 IN2
(IN1,IN2), (1,0) CW LOAD,
(0,1) CCW UNLOAD,
(0,0) or (1,1) STOP
90
P83
/IRQ3/
I/O O High Low EXT_UP TRAY_DRV_CLOSE LB1641 IN1
91 P84 I/O O Low Low -- AUDIO_MUTE
Audio mute control output.
MUTE “L”
92 Vss sys -- -- -- -- VSS
Connected to the system power supply
(0V).
93
PA0
/TP0/TCLKA
I/O I Low High EXT_DW ROT_DIAL_A DIAL(+)
Rotary encoder input.
CW (Froward) “H ”, CCW (Reverse) “L”
24puls/360˚
94
PA1
/TP1/TCLKB
I/O I Low High EXT_DW ROT_DIAL_B DIAL(-)
95
PA2
/TP2/TIOCA0
I/O O Low High -- RC5_MASK IR signal mask SW.
96
PA3
/TP3/TIOCB0
I/O O -- Low -- RC5_OUTPUT RC5 signal output.
97
PA4
/TP4/TIOCA1
I/O I -- Low -- RC5_INPUT SPS-446-4 RC5 signal input.
98
PA5
/TP5/TIOCB1
I/O O High High EXT_UP EEPROM_CS AT25640 CS
Chip select output for EEPROM.
Enable “H”, Disable “L”
99
PA6
/TP6/TIOCA2
I/O O -- High EXT_UP EEPROM_SI
AT25640
SI Serial data output for EEPROM.
100
PA7
/TP7/TIOCB2
I/O O -- High EXT_UP EEPROM_CLK
AT25640
SCK Serial clock data output for EEPROM.
COM0~
COM33
V1 V2 V3 V4 V5
RS/CS
*
IM
R/SCLK
RW/SID
DB4~DB7
DB3~DB0
V
CC
GND
SEG1~
SEG60
OSC1 OSC2
8
7
8
8
7
7
8
7
7
8
8
5/6
5
Vci
C1
C2
V5OUT2
8
3
V5OUT3
EXT
34bit
shift
register
Common
signal
driver
Timing generator
Display data RAM
(DDRAM)
80x8 bits
Address counter
Instruction
decoder
CPG
Instruction
register
(IR)
Reset circuit
ACL
60-bit
shift
register
60-bit
latch
circuit
Segment
signal
driver
LCD drive
voltage selector
Cursor and
blink
controller
Character
generator
ROM
(CGROM)
9,600 bits
Character
generator
RAM
(CGRAM)
64 bytes
Segment
RAM
(SGRAM)
16 bytes
Parallel/serial
converter
and smooth scroll circuit
Booster
Busy
flag
Data
register
(DR)
output
buffer
System
interface
Serial
4 bits
8 bits
CL1
CL2
M
RESET
*
DB0~SOD
D
QY01 : HD66712
Pin Name Function
CS Chip Select
SCK Serial Data Clock
SI Serial Data Input
SO Serial Data Output
GND Ground
VCC Power Supply
WP Write Protect
HOLD Suspends Serial Input
NC No Connect
DC Don’t Connect
1
2
3
4
8
7
6
5
CS
SO
WP
GND
VCC
HOLD
SCK
SI
QU03 : AT2560
5. MICROPROCESSOR AND IC DATA