Kenwood DVR-6100 Service Manual page 7

DVR-6100/6100K
Pin No.
PIOs and communication
186 PIO0(0) T STROBE
187 PIO0(1) MOD SW
188 PIO0(2)
189 PIO0(3)
190 PIO0(4)
191 PIO0(5)
PIO0(6) SLIDER SENSOR
192
OPEN/CLOSE (DRAWER POSITION)
PIO0(7) SLIDER IN
193
(DRAWER CCW/CTRL)
194 PIO1(0) SDA
195 PIO1(1) SCL
PIO1(2) SLIDER OUT
196
(DRAWER CW CTRL)
197 PIO1(3) TXD(JIG)
200 PIO1(4) RXD(JIG)
201 PIO1(5) FRONT TXDI
202 TRIGGER IN
203 TRIGGER OUT
204 PIO2(0) H/P
205 PIO2(1) FRONT RXD
206 PIO2(2)
207 PIO2(3)
208 PIO2(4) AUDIO MUTE
Power supply
4,47,81,107
VDD3 3
136,159,184
14,37,64,94
119,149,171 VDD2 5
198
5,15,38,50,65
83,96,108,121
VSS
137,150,160
172,185,199
✽
M Type only
2. Pin Description of System Microcomputer : CXP82860(Microprocessor IC51)
Pin No. Pin Name
1 GRID2
2 GRID1
3 NC
4 POWER DOWN
5 RDS CLK
6 DVD RX
7 RDS OPTION
8 RMC
9 RDS DATA
10 SM7346 CLK
11 SM7346 DATA
12 ENCODER UP
13 ENCODER DW
14 DVD TX
15 DVD RST
7
CIRCUIT DESCRIPTION
Pin Name I/O
I/O
I/O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
I/O
O FIP Grid output.
O FIP Grid output.
- Connected to VDD.
I Power down check.
I RDS clock input.
I DVD UART interface (RX).
- Unused.
I Remote controller signal input.
I RDS data input.
O Volume IC (IC11) clock output.
O Volume IC (IC11) data output.
I Encoder (1) signal input.
I Encoder (2) signal input.
O DVD UARTinterface (TX).
O DVD reset signal output.
Pin Description
UART0 data
ATAPI RD
Unused.
Unused.
Unused.
I Unused.
Detection port of slider sensor for DVD mechanism.
Control port of slider (IN) for DVD mechanism.
SSC0 data (MTSR out / MRST in)
SSC0 clock
Control port of slider (OUT) for DVD mechanism.
UART2 TXD
UART2 RXD
UART1 TXD
Trigger input from JIG.
Trigger output from JIG.
- Unused.
UART1 RXD
I Unused.
- Unused.
Audio mute control.
- 3.3V Power supply.
- 2.5V Power supply.
- GND
Description