Panasonic SA-PT170PH, Service Manual

Page: 121 / 139

121
19 Terminal Function of ICs
19.1. IC2001 (RFKWMPT470EB): IC
MICRO PROCESSOR
19.2. IC6901(C0HBB0000057): IC FL
Driver
Pin
No.
Terminal Name I/O Function
1 ECHO_LVL2 O Echo Level Control 2
2 ECHO_MUTE O Bypass Echo Circuit
3 ACS_MUTE O Bypass Auto Speaker Circuit
4 ECO_PT170 O ECO Control Signal
5 FLD_STB O FL Display Strobe Signal
6 FLD_CLK O FL Display Clock Signal
7 FLD_OUT O FL Display Data Out Signal
8 BYTE I External data bus width select
input
9 CNVSS I Micon Programming-Processor
/ Single Chip Mode
10 XCIN - No Connection
11 XCOUT - No Connection
12 RESET I Microp Reset Signal
13 XOUT - Clock In
14 VSS - GND
15 XIN - Clock Out
16 VCC - GND +5V
17 NMI I Non Maskable Interrupt
18 RMT I Remote Control Signal
19 SYNC I AC Sync Signal
20 FX_INT - NC
21 JOG_B I Volume Jog B signal
22 JOG_A I Volume Jog A signal
23 AMBP - No Connection
24 PCONT O System Power Control
25 DC_DET1 I Power Supply Failure Detection
(F76)
26 DC_DET2 I D-Amp and Fan Failure Detec-
tion (F61)
27 ECO_DAMP O D-AMP Low-High Power Supply
for Eco Operation
28 DVD_CLK O DVD Clock
29 DVD_STAT I DVD Status
30 DVD_CMD O DVD Command
31 UART_TX O Not in use
32 UART_RX I No Connection
33 MUTE_C_S O Mute Signal for Center and Sur-
round Speakers
34 MUTE_F_SW O Mute Signal for Front and Sub-
woofer Speakers
35 MOD_DA O Control Digital Amp to Stand by
/ Operate
36 HOP_DA O Beatprooof (Frequency Hop-
ing) of Digital Amplifier
37 TUN_DO I Tuner Stereo Detect
38 I2CDAT (TUN) O I2C Data for Tuner
39 I2CLK (TUN) O I2C Clock for Tuner
40 iPhone_RST - No Connection
41 EPM O For Downloading Purpose
42 TUN_SD I Station Detection of Tuner
43 FX_DET O NC
44 FX_DI I NC
45 FX_SCS O NC
46 NC - No Connection
47 FX_DO - No Connection
48 FX_CLK - No Connection
49 IPOD_VIDEO_SEL - No Connection
50 AV_MUTE - NC
51 RGB_H - NC
52 VMUTE2 - NC
53 VMUTE - NC
54 YC_H - NC
55 SCART_MUTE - NC
56 UNLOAD_SW I DLS6 Unload Switch Signal
57 INNER_SW - Inner Switch for CR14 changer
58 TRAY_CCW_L O DLS6 Tray Close Signal
59 TRAY_CW_H O DLS6 Tray Open Signal
60 DVD_MUTE I DVD Mute Signal
61 NC - No Connection
62 VCC - 5V
63 ANS_FX_CS I No Connection
64 VSS - Ground
65 HP_MUTE O Headphone Mute
66 AUX MUTE - NC
67 VCOMP_MUTE - NC
68 WIDE1 - NC
69 ASP_DAT O ASP Audio Signal
70 ASP_CLK O ASP Clock Signal
71 NC - No Connection
72 NC - No Connection
73 CEC_OUT O CEC Out Data
74 CEC_IN I CEC In Data
75 RDS_DAT - NC
76 EDA O EEPROM IC Data Signal
77 ECK O EEPROM IC Clock Signal
78 ECS O EEPROM IC Chip Select
79 NC - No Connection
80 IPOD_OC - Connect to VREF
81 IPOD_DET - Not in use
82 BATT_PCONT - No Connection
83 IPOD_ACC - No Connection
84 UD_CR - No Connection
85 RDS_CLK - NC
86 MIC_SW - Microphone Detection
87 MIC_LVL1 - MIcrophone Level Control
88 MIC_LVL2 - Microphone Level Control Out
89 MD3 I DVD Panel Code Digit 3
90 MD2 I DVD Panel Code Digit 2
91 DES2 I Model Selector
92 DES1 I Series Selector
93 SENSE1 I Digital Amp Protection Input
Signal
94 ACS I Auto Speaker Setup Signal
95 KEY2 I Key Input 2
96 AVSS - GND
97 KEY1 I Key Input 1
98 VREF - Voltage Ref5V
99 AVCC - +5V
100 ECHO_LVL1 O Echo Level Control
Pin
No.
Terminal Name I/O Function
1 SURR LED O Led Drive Output
2 JOG_LED - NC
3 NC - NC
4 NC - NC
5 OSC I Oscillator Input
6 DOUT - Data Output
7 DIN I Data Input
8 CLK I Clock Input
Pin
No.
Terminal Name I/O Function