Ic2801 (C2Cbjg000565) System Microprocessor - Panasonic SA-AK230GC Service Manual

Pin No. Mark I/O
13 D2+ O
14 D3- O
15 D3+ O
16 D4- O
17 D4+ O
18 N.C. -
19 PGND2 -
20 PVCC2 -
21 VCC -
22 VREF -
23 IN4 I
24 IN3 I
25 RSTIN I
26 N.C. -
20.3. IC2801 (C2CBJG000565)
System Microprocessor
Pin No. Mark
1 LM_L
2 N.C.
3 PLL_CE
4 RDS_DAT
5 RDS_CLK
6 N.C.
7 N.C.
8 BYTE
9 CNVss/EFP_CNVs
s
10 Xcin
11 Xcout
12 /RESET/EFP_RES
ET
13 Xout
14 Vss
15 Xin
16 Vcc
17 /NMI
18 RMT
19 BLKCK
20 SYNC
21 ST/DO
22 SD
23 Harmonic_SW
24 SW_LVL 1
25 SW_LVL 2
26 ASP_DAT
27 ASP_CLK
28 N.C.
29 PLL_DATA
30 PLL_CLK
31 REG 8/EFP_RxD1 I
32 REG 7/ EFP_RxD1 I
33 REG 6/EFP_SCLK I
34 REG 5/
EFP_BUSY
35 REG 4
36 REG 3
37 REG 2
Function
Motor driver (2) forward-action
output
Motor driver (3) reverse-action
output
Crystal oscillating circuit input (f =
16.9344MHz)
Motor driver (4) reverse-action
output
Motor driver (4) forward-action
output
No Connection
Ground connection (2) for driver
Power supply (2) for driver
Power supply terminal
Reference voltage input
Motor driver (4) input
Motor driver (3) input
Reset terminal
No Connection
I/ Function
O
I Level Meter Left
- No Connection
O PLL Chip Select
I RDS Data Input
I RDS Clock Input
- No Connection
- No Connection
I External Data Bus Width Select
Input
- Flash Mode Terminal (Connect
to ground)
- 32.768 kHz Sub Clock
- 32.768 kHz Sub Clock
I Reset Input (ACTIVE L)
- 10 MHz Main Clock
- Ground (0V)
- 10 MHz Main Clock
- Power Supply (+5V)
- Connect to Vcc (+5V)
I Remote Control Input
I CD Block Clock Input (Inverted)
I AC Failure Detect Input
I Tuner IF Data/ Stereo Input
I Tuner Signal Detect Input
I/ *3 Harmonic Switch (Active L)
O
O *4 Sub-Woofer Level 1
O *4 Sub-Woofer Level 2
O ASP Data
O ASP Clock
- No Connection
O PLL DATA
O PLLCLK
Region Setting 8 (Subwoofer)
Region Setting 7 (MIC)
Region Setting 6 (RDS)
I Region Setting 5 (Optical Out)
I Region Setting 4 (Deck
Mechanism)
I Region Setting 3 (Tuner)
I Region Setting 2 (Tuner)
Pin No. Mark
38 REG 1
39 MUTE_H
40 MUTE_A
41 EE_CS/EFP_/EPM O EEPROM Chip Select
42 EE_CLK
43 EE_DAT
44 N.C.
45 N.C.
46 PCONT/EFP_/CE
47 DCDET
48-51 N.C.
52 HALF_1
53 MODE_1
54 SW_LED
55 N.C.
56 PLG1
57 PLG2
58 MTR
59 REC
60 DECK1_H
61 N.C.
62 Vcc
63 N.C.
64 Vss
65-66 N.C.
67 V_JOG_A
68 V_JOG_B
69 EX1_CLK
70 EX1_DAT
71 /FL_RESET
72 FL_CS
73 FL_DOUT
74 FL_CLK
75 N.C.
76 SSEQ_LED
77 CD_RST
78 STATUS
79 MLD
80 MDATA_OUT
81 MCLK
82 /RESTSW
83 CHG_HLF
84 CHG_CW
85 CHG_CCW
86 CHG_SW1
87 CHG_SW2
88 CHG_PLR
89 CHG_AD2
90 CHG_AD1
91 DECK2
92 KEY3
93 KEY2
94 KEY1
85
SA-AK230GC / SA-AK230GN
I/ Function
O
I Region Setting 1 (Tuner)
O HIC Mute
O Audio Mute
O EEPROM Clock
I/ EEPROM Data
O
- No Connection
- No Connection
O Main Transformer Control
Output
I DC Detect Input
- No Connection
I Deck 1 Half Playback Input
I Deck 1 Mode Playback Input
O *2 Sub Woofer LED
- No Connection
O Deck 1 plunger control
O Deck 2 plunger control
I/ Deck motor control
O ("L" for motor ON)
I/ L when record circuit is
O operating
O H when DECK 1 P/B head is
selected
- No Connection
- Power Supply (+5V)
- No Connection
- Ground (0V)
- No Connection
I Volume Jog A
I Volume Jog B
I/ *1 I/O Expander Clock
O
I *1 I/O Expander Data
O Reset Input (ACTIVE L)
I/ FL Driver Chip Select
O
O Serial Data To FL Driver
(Output)
I/ Serial Clock To FL Driver
O
- No Connection
O Super Sound EQ LED
O CD Reset Output
I CD Servo LSI Status Input
O CD Command Load Output
O CD Command Data Output
O CD Command Clock Output
I CD Limit Switch Input for the
Most Inner Point (Active Low)
O Changer Half Drive Output
O Changer Motor Clockwise
Output
O Changer Motor
Counterclockwise Output
I CD Changer Switch 1 Input
I CD Changer Switch 2 Input
O Changer Plunger Output
I Changer AD Detection Input
(Position/Bottom)
I Changer AD Detection Input
(Open/Clamp)
I DECK CONDITION INPUT 2
(R_INHF/MODE2/HALF2)
I KEY3 INPUT
I KEY2 INPUT
I KEY1 INPUT