Panasonic SB-VK61, Service Manual

Page: 129 / 156

24.1. IC600 (C2BBHF000076 )
System Microprocessor
Pin No. Mark I/O Function
1 EECS O EEPROM Chip Select
2 SERA O EXP_DECK_CK/EXP2
_CK/EE_CK
3 CHG_HALF O Changer Half Output
4 CHG_CW O Changer Motor CW
5 CHG_CCW O Changer Motor CCW
6 CHG_PLGR O Changer Plunger Output
7 DCDET I DC Detect Input
8 NJU_LAT O NJU LAT Output
9 PCNT O Main Transformer Control
Output
10 KARA_LA/REGIN I/O Karaoke LSI Strobe/ Region
In
11 RESET I Reset
12 XCin I 32.768 khz Sub Clock
13 XCout O 32.768 khz Sub Clock
14 VSS - GND
15 CF1 I Main Clock
16 CF2 O Main Clock
17 VDD1 - VDD (+5V)
18 KEY3 I KEY3 input
19 KEY2 I KEY2 input
20 KEY1 I KEY1 input
21 CHG_AD1 I Open/Clamp Chnager Input
22 CHG_AD2 I Position/Bottom Changer
Input
23 SPE I Speana Input
24 DECK2 I Deck Condiction Input
(RINHF/MODE2/
RINHR/HALF2)
25 DECK1 I Deck Condition Input
(MODE1/HALF1)
26 DECK3 I Deck Condition Input
(PHOTO1/PHOTO2)
27 CHG_SW I Changer SW1 and SW2
Input
28 SYNC I AC Failure Detect Input
29 RMT I Remote Control Input
30-40 GRD1-11 O FL Display
41-45 SEG1-5 O FL Display
46 VDD3 - (+5V)
47-50 SEG6-9 O FL Display
51 VP - FL Display
52-62 SEG10/REG1-
SEG20/REG11 O FL Display/Region Setting
Control 1
63-71 SEG21-SEG29 O FL Display
72 VDD3 - (+5v)
73-76 SEG30-SEG33 O FL Display
77 PLLD_IF
(PLL_DA_IN/ST) I PLL Data Input/Tuner
Stereo
78 VOL_A I Volume Jog A Input
79 VOL_B I Voume Jog B Input
80 SD (TU_SIG_DEC_IN) I Tuner Signal Detect Input
81 SP_C O Speana Control Output C
82 SP_B O Speana Control Output B
83 SP_A O Speana Control Output A
84 DVD_MUTE I DVD Mute Output
85 SERB (EX3CK/PLLCK) O EXP3 CK/PLL_CK
86 SERC (EXDECK_DA/
EX1_DA/EX3_DA)
O EXP DECK DA/EXP1
DA/EXP3 DA
87 SERD (EX1CK/EX2
_DA/EE_DA)
O EXP1 CK/EXP2
DA/EE_DATA
88 PLLDA O PLL DATA Output
Pin No. Mark I/O Function
89 VSS - GND
90 VDD - +5V
91 MUTE_A O Audio Mute Output
92 PLLCE O PLL CE
93 DSP_CS O DSP CS
94 DSP_RST O DSP IC Reset Output
95 SERE O DSP/6CH
VOL/NJU/KARAOKE
LSI
Data Output
96 O 6CH VOL CS
97 SERF O DSP/6CH VOL/NJU
KARAOKE LSI CK Output
98 DVD_CMD O DVD CMD Data Output
99 DVD_STA I DVD Status Data Input
100 DVDCLK O DVD CLK Output
24 Terminal Function of IC
129
SA-VK61DGS