SECTION 8 - SCHEMATIC DIAGRAMS AND COMPONENT LAYOUTS
COMMON LINE |
LINE |
RX LINE |
TX LINE |
DATA BUS LINE |
5V |
5V |
5V |
RIPPLE |
FIL |
MAIN UNIT
5V | 1 | T1 |
|
| x1 or x2 |
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| |||
| 2 |
|
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| |
| T2 |
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| |
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| REF | PLL | |
| 3 |
|
|
| ||
| T3 |
| NWC | OSC | IC | |
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| ||||
| 4 | T4 |
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| |
| 5 | A/D |
|
| REF BAL |
|
| REF |
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| ||
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| SCK | ||
AF | 6 |
|
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| |
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|
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| SO | ||
|
|
|
| DISC |
| |
| 7 |
|
|
| PLST | |
DTCS | BAL | R5 | x3 |
| UNLK | |
|
| |||||
| 8 |
|
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|
|
|
| IC5 |
|
| 2nd Lo |
|
|
|
| FM DET |
| BPF | |
|
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| ||
|
|
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| IC3 |
| L26.L27 |
|
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| NOIS |
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| SD |
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| CERAMIC | FI3.FI4 |
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| BPF | or FI5 |
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| NWC |
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| 5V |
|
| 5V | 5V |
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| |
|
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| IC4a |
|
|
|
| AMP |
|
| HPF | LIMIT |
|
| IC7a | AF OUT |
|
| AMP |
|
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|
|
| ||
|
| DET |
|
| IC8 | IC7b |
|
|
| AMUT |
|
| |
|
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| |
|
| 5V |
|
| AFHPF |
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| |
MIC |
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|
| AMP |
|
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|
|
| IC7d | MICOUT | IC4b |
|
|
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| MICIN |
|
|
|
|
LOOP
FIL
IC2 C60.C61
T | E | D |
O | X | T |
N | T | C |
E | O | S |
| N |
|
| E |
|
Q10 |
|
| 5V |
| T5 |
| T5 |
|
|
|
|
|
| ||
VCO | BUFF | BUFF | TX/RX | BUFF |
| BUFF | |
SW |
| ||||||
|
|
|
|
|
|
| |
Q7.Q8 | Q6 |
| Q4 |
| Q3 |
| Q2 |
|
|
| D5.D6 |
|
|
| |
D7.D8 |
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| |
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|
| |
L14 |
|
|
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| 5V |
|
|
|
|
|
|
| BUFF |
|
|
| BPF |
|
|
| Q5 |
|
|
| L23.L24 |
|
|
|
|
|
|
|
| 1 St | LO |
|
| R5 |
|
| R5 | L22 | |
|
|
|
| D20.D21 | |||
|
|
|
|
|
| ||
|
| IF |
| XTAL |
|
| BPF |
|
| AMP |
| BPF |
|
| |
|
|
|
| Q13 |
|
| |
|
| Q14 |
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| |
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| |
|
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|
| FI1 or FI2 |
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| T4 |
|
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| MOD |
|
|
|
5V |
| 5V |
| IC4d |
|
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|
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| ||
|
|
|
| T5 | 5V |
|
|
BUFF |
| LPF |
| IC4c | BUFF |
|
|
|
|
|
| IC6d |
|
| |
|
|
|
|
|
|
| |
IC7c |
|
| IC6b | AMUT |
|
|
|
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|
| BEEP |
|
| |
|
| NWC |
|
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| |
|
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| |
AFON
DRIVE
AMP
Q1
L21
D18.D19
BPF
T3
HV
AF
AMP
IC10
VCC |
|
| FWD | |
PWR | LPF |
|
| |
AMP |
|
| ||
|
|
| ||
IC1 | L5 |
|
| |
|
|
| ||
|
|
| REV | |
| VCC |
|
| |
| APC |
| RF | |
| CTRL |
| DET | |
| IC6C |
| D1.D2 | |
| Q17.18 | T4 |
| |
|
| 5V | ||
R5 |
|
| ||
L20.D17 |
|
| ||
| L19.D16 |
| ||
|
|
| ||
RF | BPF | BPF | ATT | |
AMP | ||||
|
|
| ||
Q12 |
|
| Q35 | |
| T2 | T1 | RF ATT |
AFO
T5C
5V
TMUT
HORNO
AFATT
T5
ANT
SW
D3.D4
D13.D14
L17.L18
HV
LPF
L1.L2.L3
J4
SP
J5
EX.SP
J5
FAN
|
|
| MMUT |
|
|
| CPU5 | CPU5 |
|
|
|
| RESET | EEPROM |
|
| SHIFT |
|
|
| CTRL | ||
| CPU5 |
|
| X1 | |
|
|
|
| ||
| IC2.Q1 | IC3 |
|
| D5,C17 |
DS1 | RESET | ECS SI SO SCK | OSC2 | OSC1 | CSHIFT |
|
IC1
FRONT UNIT
AFHPF | EXP | SO | |
|
| SCK | |
|
|
| |
|
|
| EXST |
NWC |
|
| EXEN |
| IC11 | R |
|
| M |
| |
MMUT | M | M |
|
MMUT |
|
| |
|
|
| |
| CTRL |
|
|
| D25 |
|
|
RMUT | RMUT |
|
|
|
|
| |
| CTRL |
|
|
| D26 | J2 |
|
OPV1 | 15 | 16 | SCK |
CPU5
5V |
| |
T5 | T5 | |
SW | ||
|
+5 REG
IC9
+5 REG
VCC W7 GND
LCD
| 5V |
BACK | DIM |
LIGHT | CTRL |
Q3.D6 | |
AF CH U/D.Etc |
|
KEY X8 |
|
DIM
CPU
OPT3
OPT2
OPT1
OPV3
OPV2
OPV1
OPINT OPCS BUSY SI SO SCK PLST DAST EXST
|
| J2 |
|
8V | 40 | 39 | 5V |
CPU5V | 38 | 37 | AFO |
GND | 36 | 35 | SI |
OPINT | 34 | 33 | OPT3 |
OPCS | 32 | 31 | OPT2 |
BUSY | 30 | 29 | OPT1 |
BEEPOUT 28 | 27 | OPV3 | |
TONE | 26 | 25 | OPV2 |
BEEP | 24 | 23 | OPV1 |
DTCSIN | 22 | 21 | PTT |
RFATT | 20 | 19 | PTTIN |
EXTONE
IN
PTTOUT
PTTIN
OPV2 | 14 | 17 | SI |
OPV3 | 13 | 18 | SO |
| 12 | 19 | OPINT |
OPT3 | 11 | 20 | OPCS |
OPT2 | 10 | 21 | REM |
OPT1 | 9 | X | AFOUT |
22 | |||
SIGOUT | 8 | 23 | DET |
MOWN | 7 | 24 | RXMUT |
BUSY | NC | 25 | BEEPOUT |
6 | |||
| 5 | 26 | AFONOP |
MICIN | NC | X | MICMUTE |
4 | 27 | ||
MICOUT | 3 | 28 | HV |
| 2 | 29 | 5V |
| 1 | 30 | GND |
Q28
T5C
|
| R5 |
|
R5 | SW |
| |
Q27
R5C
HV |
| |
8V | 8V | |
REG | ||
|
Q36
Q29.Q30
PWON
HV
SW
Q26
PWON
POSW
S1
J1
8V CLONE AFO PTT
MIC
MIC
HANGER
KS0.KS1
POSW
CLIN | CLOUT |
CLONE
I/F
Q4
HANG | BM | MTONE | DTMF | CTCIN |
5V
AMP
Q7
EXEN
PWON
RFATT
NOIS
UNLK
PTTIN
EXPTT
DIMIN
SO
LVIN
TEMP
VIN
5V
D/A
Q6
R33.R34.R35
R60
BEEP
NOIS | 18 | 17 | DET |
UNLK | 16 | 15 | PWON |
EXEN | 14 | 13 | EXPTT |
EXST | 12 | 11 | DIMIN |
DAST | 10 | 9 | SO |
PLST | 8 | 7 | SCK |
VIN | 6 | 5 | SO |
TEMP | 4 | 3 | LVIN |
MIC | 2 | 1 | GND |
| to MAIN |
5V |
|
LPF | DET |
Q5
| DTCSIN | |
5V | TONE | |
| ||
BEEP | BEEPOUT | |
MUTE | ||
| ||
Q10 |
|
|
|
| OPT |
|
| J1 |
|
8V | 1 | 2 | 5V |
CPU5V | 3 | 4 | AFO |
GND | 5 | 6 | SI |
OPINT | 7 | 8 | OPT3 |
OPCS | 9 | 10 | OPT2 |
BUSY | 11 | 12 | OPT1 |
BEEPOUT 13 | 14 | OPV3 | |
TONE | 15 | 16 | OPV2 |
BEEP | 17 | 18 | OPV1 |
DTCS | 19 | 20 | PTT |
RFATT | 21 | 22 | PTTIN |
NOIS | 23 | 24 | DET |
UNLK | 25 | 26 | PWON |
EXEN | 27 | 28 | EXPTT |
EXST | 29 | 30 | DIMIN |
DAST | 31 | 32 | SO |
PLST | 33 | 34 | SCK |
VIN | 35 | 36 | SD |
TEMP | 37 | 38 | LVIN |
MIC | 39 | 40 | GND |
to FRONT
HV
| DIMIN | DIM |
|
|
|
|
| |
|
| SW |
|
|
|
|
| |
|
| Q32 |
|
|
|
| ||
| HORNO | HORN |
|
|
|
|
| |
|
| SW |
|
|
|
| ||
| AFO | Q33 |
|
|
| |||
| DET |
|
|
|
|
|
|
|
| IN |
|
|
|
|
|
|
|
| SIG |
|
|
|
|
| ||
|
| SW | Q34 |
|
|
| ||
| EXPTT |
|
|
|
|
|
|
|
J3
HV
DIM
HORN
AFO
DET
IN
PTT
November 1998 | |
Part No. |
