Ic Block Diagram S And Pin Functions - Teac AG-D9260 Service Manual

IC PIN FUNCTION (u-COM : ANAM 1308AT,O.T.P :TM P87PM 78F) : IC71
PIN No. SYM BOL
1,25 VDD
2,3 Function SW1,SW2
4 Speaker ON/OFF
5 NC
6 DSP Reset
7 Surr. CLK
8 DATA OUT
9 Surr. DATA
10 CS
11 CS
12 CSBN
13,14 RDS CLK/DATA
15 Stereo IN
16 Tuned IN
17 ~ 21 KEY M atrix
22,30 Vss
23 Vass
24 Varef
26 BACKUP
27 TEST
28,29 VOLUM E UP/DOWN
31 X IN
32 X OUT
33 RESET (L)
34 REM OTE IN
35 BUS IN(NC)
36 HEADPHONE IN
37 E.VOL.DATA
38 E.VOL.CLK
39 E.VOL.CE
40 PLL.DATA IN
41 PLL.CE
42 DATA 3
43 CLK 3
44 FUNC. STB
45 FUNC. M UTE
46 SURR. M UTE
47 Pow er ON/OFF
48 SURR. H
49 PROTECT IN
50 FIP Vkk
51 ~ 60 FIP Grid
61 ~ 82 FIP Segm ent
83 ~ 86 Option
87 ~ 94 N.C
95 SUB. LED
96 M UTE LED
97 ~ 99 VIDED A/B/C
100 N.C
10
I/ O
- Pow er Supply Port(+5V)
I Function Encoder Control Port
O Front Speaker Relay Drive Port(" H" )
- Not Use(No connection)
O Reset (Initial Clear) Port for YSS912
O Surr. CLK Output Port
O Data Output Port for YSS912
O Surr. DATA Output Port
O Chip Selector Port for YSS912
O Chip Selector Port for AK4112
O Sub DSP Chip Selector for YSS912
I RDS IC(SA6579TV1) CLK/DATA Port
I Stereo Display Control Port("L")
I Tuned Display Control Port("L")
I Resistor Divide Key Control Input (17,18 Pin: NOT USE)
- Device GND Port
- Device Analog GND Port
- A/D Converter Reference Voltage
I Back Up M ode Control Input
- NC(GND)
I M aster Volum e Up/Dow n Control Port
I
8M Hz Crystal Connection Port
O
I Reset Input
I Rem ote Control Sensor Data Input
I System Rem ote Control Input(No Connection))
O Headphone JACK INPUT(" H" ) - Connet to GND
O
I Electronic Vol. IC(M 62446FP) DATA/CLK/STB Port
O
I PLL IC (LC72131) DATA Input Port
O PLL IC (LC72131) Chip Enable Control Port
O Function IC Data Input Port
O Func./PLL IC CLK Control Port
O Function Strobe Control Output
O Function M ute Control Output(" H" )
O Surrounc M ute Control Output(" H" )
O Pow er ON/OFF Control Port("H")
O Surr. ON/OFF Contol Port("H")
I Protect Input Port("L")
- FIP (FLT) -28V Negative Pow er Supply For FIP Blinking
O FIP (FLT) Grid Control Outputs
O FIP (FLT) Segm ent Control Outputs
l Area/Function Option Ports
- Not Use(No connection)
O Subw oofer LED Drive Port
O M UTE LED Drive Port
O Video IC(NJM 2296M /LA7952) Control Ports
- Not Use(No connection)
DESCRIPTION