User's Manual
AT7120 Owner Manual Rev. 1.1 – March 2009 17/76
01 20 x 2 LCD display board - CIM3004
CIP8231 Connections
(BK) SW2 PIN 3 – CON 6 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(GR) TEMPERATURE ALARM PIN 4 – CON-5 – CIP8209 – MOD.4408 – UHF AMPLIFIER
(GY) RESTART PIN 6 – CON-8 – CIP8111 – MOD. 4401 – POWER SUPPLY
CON-1
BL
7
CON-2
1 9
9
1
3
6CON-7
CON-8
CON-9
1
GND
VCC
DA1
DA2
+15V
IRQ
CON-3
1
6
CON-4
8
CON-5
8
1
CON-6
8
1
PA21
PA31
PA41
PA51
PA61
PA71
1
PA02
PA12
PA22
PA32
PA42
PA52
PA62
PA72
PB01
PB11
PB21
PB31
PB41
PB51
PB61
PB71
PB72
PB62
PB52
PB42
PB32
PB22
PB12
PB02
GND
TX
RX
PC6
PC5
GND
A16
A15
A14
A13
A12
A11
A10
A09
GND
A08
A07
A06
A05
A04
A03
A02
A01
CI -7
LM7805
CI-1
1 2
3
TPO-1
AJUSTE
LUM. DISPLAY
XTAL1
1
14
SCL
SDA
PM4
PM3
PJ1
PJ0
16MHz
DTR
CTS
RX
TX
GND
RTS
DCD
CON-11
1
6
CON-10
1
7
J1
VM
BDM IN
MC34064
LM358
CI -4
MCS12A128BMCS12A128B
MC9S12A128B
Q1
BCX53
CON-12
1
1
.
DS229
..
RS232
RS485
J4
J5
.
DS229
CI -6
CI-2
.
CI-3
.
(GY) DATA PLL PIN 6 – CON-3 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
A
B
GND
(WH) RX RS232 PIN 2 – CON DB9 RS232 – REAR PANEL
(RD) TX RS232 PIN 3 – CON DB9 RS232 – REAR PANEL
(SH) GND RS232 PIN 5 – CON DB9 RS232 – REAR PANEL
(WH) GND PIN 1 – CON-6 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(BL) +15V PIN 1 – CON-13 – CIP8111 – MOD. 4401 – POWER SUPPLY
(GR) +8V PIN 1 – CON-11 – CIP8111 – MOD. 4401 – POWER SUPPLY
(YL) ENABLE QDAC PIN 8 – CON 6 – CIP8388 – MOD.4492 – UHF UPCONVERTER
(GY) SW1 PIN 4 – CON 6 – CIP8388 – MOD.4492 – UHF UPCONVERTER
(OR) CLOCK DAC PIN 7 – CON-6 – CIP8388 – MOD.4492 – UHF UPCONVERTER
(OR) LD CLOCK GENERATOR PIN 1 – CON-7 – CIP8358 – MOD. 4549 – 8VSB MODULATOR
(BK) DATA OUT PIN 3 – CON-2 – CIP8357 – MOD. 4549 – 8VSB MODULATOR
(BR) ENABLE PLL PIN 5 – CON-3 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(YL) CLOCK PLL PIN 7 – CON-3 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(VL) LOCK DETECT PIN 8 – CON-3 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(OR) DATA IN PIN 2 – CON-2 – CIP8357 – MOD.4549 – 8VSB MODULATOR
(RD) MODULATOR CLOCK PIN 4 – CON-2 – CIP8357 – MOD.4549 – 8VSB MODULATOR
(GR) MODULATOR ENABLE PIN 5 – CON-2 – CIP8357 – MOD.4549 – 8VSB MODULATOR
(VL) MODULATOR READ PIN 6 – CON-2 – CIP8357 – MOD.4549 – 8VSB MODULATOR
(VL) DATA DAC PIN 6 – CON-6 – CIP8388 – MOD.4492 – UHF UPCONVERTER
(YL) TX ON PIN 3 – CON DB9 – REAR PANEL
(RD) ENABLE IDAC PIN 9 – CON 6 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(YL) BACK LIGHT DISPLAY POINT A –LCD DISPLAY– CIM3004
(YL) CS MEMORY PIN 4 – CON-2 – CIP8437 – MEMORY INTERFACE
(YL) ROW1_KEYBOARD PIN 1 – CON-3 – CIP8002 – KEYBOARD
(BL) LINE1_KEYBOARD PIN 6 – CON-3 – CIP8002 – KEYBOARD
(GY) ROW3_KEYBOARD PIN 3 – CON-3 – CIP8002 – KEYBOARD
(OR) DCLK_MEM PIN 6 – CON-2 – CIP8437 – MEMORY INTERFACE
(OR) LINE3_KEYBOARD PIN 4 – CON-3 – CIP8002 – KEYBOARD
(WH / RD) ALC PIN 2 – CON-6 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(RD) ASDI_MEM PIN 5 – CON-2 – CIP8437 – MEMORY INTERFACE
(VL) DATA_MEM PIN 3 – CON -2– CIP8437 – MEMORY INTERFACE
(RD) +32V OUTPUT VOLTAGE READING PIN 5 – CON-8 – CIP8111 – MOD. 4401 – POWER SUPPLY
(OR) +32V OUTPUT CURRENT READING PIN 1 – CON-7 – CIP8111 – MOD. 4401 – POWER SUPPLY
(BL) +15V READING PIN 2 – CON-8 – CIP8111 – MOD. 4401 – POWER SUPPLY
(BR) TEMPERATURE READING PIN 5 – CON-6 – CIP8388 – MOD. 4492 – UHF UPCONVERTER
(BL) FORWARD POWER READING PIN 1 – CON-5 – MOD. 4408 – UHF AMPLIFIER
(WH) GND INPUT EXTERNAL PIN 5 – CON-DB09 – PANEL
(GY) REFLECTED POWER READING PIN 2 – CON-5 – MOD. 4408 – UHF AMPLIFIER
(GR) +8V READING PIN 1 – CON-8 – CIP8111 – MOD. 4401 – POWER SUPPLY
(BK) -15V READING PIN 3 – CON-8 – CIP8111 – MOD. 4401 – POWER SUPPLY
(BK) LINE2_KEYBOARD PIN 5 – CON-3 – CIP8002 – KEYBOARD
(BR) ROW2_KEYBOARD PIN 2 – CON-3 – CIP8002 – KEYBOARD
Fig.2.2: CIP8231- the control unit board - components and connections.
The major components and functions of CIP8231 are described below:
Integrated circuit CI-4 (A128) is a 16 bit microcontroller programmed in assembly that performs all
system management functions. This component is programmed in the factory and includes a numeral