Panasonic SA-VK470EE, Service Manual

Page: 134 / 154

23.1. IC2801 (RFKWVK470GC): IC
System Control
Pin
No.
Terminal Name I/O Function
1 LM I Level Meter Left
2 NC - No Connection
3 NC - No Connection
4 WIDE1 O S. Video Output Control
5 DVD_PCONT O Power Control pin for DVD
Module
6 DVD_Mute I Signal from DVD module control
mute circuit
7 F_HOP O F_Hop for Digital Amplifier
8 BYTE - External Data Bus Width Select
Input (Connect to Ground)
9 CNVss/EFP_CNVss - Flash Mode Terminal
(Connected to Ground)
10 Xc_in - 32.768 kHz Sub Clock
11 Xc_out - 32.768 kHz Sub Clock
12 RESET/EFP_RESET - Reset Input (ACTIVE L)
13 Xout - 10 Mhz Main Clock
14 Vss - Ground ( 0V )
15 Xin - 10 Mhz Main Clock
16 Vcc - Power Supply (+5V)
17 NMI - Connect to Vcc (+5V)
18 RMT I Remote Control Input
19 NC - No Connection
20 SYNC I AC Failure Detect Input
21 ST/DO I Tuner IF Data / Stereo Input
22 SD I Tuner Signal Detect Input
23 NC - No Connection
24 NC - No Connection
25 NC - No Connection
26 ASP_DATA O ASP DATA
27 ASP_CLK O ASP CLOCK
28 NC - No Connection
29 PLL_DATA O PLL DATA
30 PLL_CLK O PLL CLOCK
31 REG1/EFP_TxD1 I TUNER Region Setting 1
32 REG2/EFP_RxD1 I TUNER Region Setting 2
33 REG3/EFP_SCLK I TUNER Region Setting 3
34 EFP_BUSY I EFP BUSY
35 DVD_CMD O CMD Signal for DVD Module
36 DVD_STA I STATUS Signal from DVD
module
37 DVD_CLK I CLOCK Signal from DVD
module
38 MODEL_CS I To Select model when power on
(VK470:H, VK670:L)
39 MOD_DA O Digital Amplifier Muting
40 MUTE_A O Audio Mute
41 EE_CS/EFP/EPM O EEPROM Chip Select
42 EE_CLK O/I EEPROM CLOCK
43 EE_DATA O/I EEPROM DATA
44 SW_1 - Subwoofer Level 1
45 SW_2 - Subwoofer Level 2
46 PCONT/EFP_CE O Main Transformer Control
Output
47 DC_DET1 I DC Detect Input
48 DC_DET2 I DC Detect Input
49 NC - No Connection
50 NC - No Connection
51 H.BASS JOG A I Bass Control 1
52 H.BASS JOG B I Bass Control 2
53 H.BASS LED O Bass Led
Pin
No.
Terminal Name I/O Function
54 VOL LED O Volume Led
55 NC - No Connection
56 PLUNGER O Deck plunger control (L : OFF;
H : ON)
57 MOTOR O Deck motor control (L : OFF; H
: ON)
58 NC - No Connection
59 NC - No Connection
60 DMT O Deck Mute
61 REC O Deck Recording control (H :
Recording)
62 Vcc - Power Supply (+5V)
63 EJECT I Deck Eject
64 Vss - Ground (0V)
65 HP_SW I Head Phone Detection
66 MPORT_SW I Music Port Detection
67 MIC mute O Mute when Mic is in
68 AM_BP O AM Beaf Proof
69 ECHO_1 - ECHO Level Control 1
70 ECHO_2 - ECHO Level Control 2
71 NC - No Connection
72 FL_CS O FL Driver Chip Select
73 FL_DATA O Serial Data to FL Driver
74 FL_CLK O Serial Clock to FL Driver
75 ECHO_3 - ECHO Level Control 3
76 ECHO_MUTE - ECHO Muting
77 TOP SWITCH I CR14 control
78 CLOSE I CR14 control
79 LO_F O CR14 control
80 LO_R O CR14 control
81 HOME_CR I CR14 control for Change detect
82 TRAY_CW_H O CR14 control
83 TRAY_CCW_L O CR14 control
84 OPEN I CR14 control
85 MODE I CR14 control
86 UD_SENSOR I CR14 control Position detect
87 UNLOAD SW I CR14 control Open SW (Unload
SW)
88 INNER_SW I CR14 control
89 DVD_REG I DVD Region Setting
90 PHOTO I Mecha condition input 2
(PHOTO/TPS)
91 VOL_JOG I Volume control
92 KEY3 I Keyline 3 input
93 KEY2 I Keyline 2 Input
94 KEY1 I Keyline 1 input
95 DECK_AD1 I Mecha condition input 1
(RECINH_F, MODE,
RECINH_R,HALF)
96 AVss - Analog Power Supply Input
Connect to Ground)
97 NC No Connection
98 Vref - Reference for A-D (+5V)
99 AVcc - Analog Power Supply Input
100 NC - No Connection
23.2. IC6901(C0HBB0000057): IC FL
Driver
Pin
No.
Terminal Name I/O Function
1 LED2 O Led Drive Output
2 LED3 - Led Drive Output
3 LED4 - Led Drive Output
4 LED5 - Led Drive Output
23 Terminal Function of IC’s
134
SA-VK470EE