2-12
PIN No.
SYMBOL
I/O
DESCRIPTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34 ~ 35
36 ~ 43
44 ~ 65
66
67
68
69
70
71
72
73
74
75, 76
77, 78
79
80
-
REMOTE IN
RDS CLK
RDS DATA
Function Mute
EVOL Data
EVOL CLK
EVOL CE (STB)
Vpp (Test)
XIN
XOUT
RESET
X IN
X OUT
Vss (GND)
Back Up
Function SW 2
Function SW 1
Power ON
YSS912 DIN
OSD CS
Surr./OSD CLK
YSS912 CS
Surr./OSD Data
AK4112 CS
YSS912 CSBN
YSS912 RESET
PLL Data In
Func. STB
CLK 3
DATA 3
PLL CE
VDD/VCC
Option/VFL Grid
VFL Grid
FIP Segment
Vkk
Option
Protect IN
Stereo IN
Tuned IN
OSD IN
Hphone IN
Video Mute
SP ON/OFF
Volume (Encoder)
KEY Matrix
STB
Tuner Mute
-
I
O
I
O
O
O
O
-
I
O
I
I
O
I
I
I
I
O
O
O
O
O
O
O
O
O
I
O
O
O
O
-
O
O
O
-
I
I
I
I
I
I
O
I
I
I
O
O
Not Use (No connection)
Remote Control Sensor Data Input
RDS IC (SA6579TV1) CLK/Data Port
Function Mute Control Output port (Active “H”)
Electronic Vol. IC (TC9482F) Data/CLK/STB Port
Program Supply Voltage (GND Connection)
32.788KHz Crystal Connection Port
Reset Input Port (“L”)
8MHz Cystal Connection Port
Device GND Port
Back Up Mode Control Port (“L”)
Function Selector (ENCODER) Control port
Power ON Control port (Active “L”)
YSS912 Data Input Ports
ODS IC (ANAM2024V) Chip Selector Port
Surr./OSD CLK Output port
Chip Selector port for YSS912
Surr./OSD Data Output Port
Chip Selector Port for AK4112
Sub DSP Chip Selector for YSS912
Reset (Initial Clear) Port for YSS912
PLL IC (LC72131) Data Input Port
Func. IC (KIC9163/64) Strobe Control Port
Func./PLL IC CLK Control Port
Func./PLL IC Data Control Port
PLL IC (LC72131) Chip Enable Control Port
Power Supply Port (+5V)
Option Control Port/ VFL Grid Control Port
VFL Grid Control Port
VFL Segment Control Port
VFL Power Supply Port (-30V)
Option Control Port
Protect Input Port (“L”)
Stereo Display Control Port (“L”)
Tuned Display Control Port (“L”)
ODS Input Control Port
Headphone In/ Out Defect Port
Videon Mute Control Port (“L”)
Speaker ON/OFF Control Port
Master Volume Up/Down Control Port
Key Control Input Port
Extended IC (NJU3713G) Strobe Control Port
Tuner Mute Control Port
IC PIN FUNCTION (IC81 : TMP87PS71F-ANAM 1328AT OTP, UCOM)
Содержание L75
Страница 1: ...SERVICE MANUAL L75 A V RECEIVER NAD ELECTRONICS INTERNATIONAL TORONTO NAD 2001 ...
Страница 2: ...SERVICE MANUAL L75 A V RECEIVER L75A V RECEIVER ...
Страница 22: ...2 23 2 24 1 BLOCK DIAGRAM ...
Страница 23: ...2 25 2 26 BLOCK DIAGRAM ...
Страница 24: ...2 27 2 28 2 WIRING DIAGRAM ...
Страница 25: ...2 29 2 30 3 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAMS ...
Страница 26: ...2 31 2 32 u COM GUIDE CIRCUIT DIAGRAM ...
Страница 27: ...2 33 2 34 INPUT SCHEMATIC DIAGRAM ...
Страница 28: ...AMP SPEAKER SUB TRANS AC OUTLET CIRCUIT DIAGRAM 2 35 2 36 ...
Страница 29: ...2 37 2 38 SURROUND CIRCUIT DIAGRAM ...
Страница 30: ...2 39 2 40 SURROUND CIRCUIT DIAGRAM ...
Страница 31: ...2 41 2 42 4 PRINTED CIRCUIT DIAGRAMS MAIN PCB ...
Страница 32: ...2 43 2 44 FRONT PCB ...
Страница 33: ...2 45 2 46 AMP SPEAKER PCB ...
Страница 34: ...2 47 2 48 SURROUND PCB ...