Aiwa XK S7000 Service Manual

Page 2

TABLE OF CONTENTS

. SPECIFICATIONS ............................................................... .............................. 3
. DISASSEMBLY INSTRUCTIONS ............................................................................. 4, 5
. ELECTRICAL MAIN PARTS LIST .........................................................

. TRANSISTOR ILLUSTRATION ............................................................................... 15
'WIRING-I (MAIN CB) ................................................................................. 15~18
~ SCHEMATIC DIAGRAM - 1 (MAIN C.B) -----

. WIRING _ 2 (DOLBU SYSTEM C.B/ DIGITAL CB) ....................................................... 22~24
-SCHEMATIC DIAGRAM - 2 (DOLBU SYSTEM C.B/ DIGITAL c3) ---------------------------------------- 25~28
. WIRING - 3 (MECHA CON CB) .......................................................................... 29~32
. SCHEMATIC DIAGRAM - 3 (MECHA CON CB) .......................................................... 83~35
. BLOCK DIAGRAM _ 1 .................................................................................... 35~38
. BLOCK DIAGRAM .. 2 .................................................................................... 39.,42
' ADJUSTMENT/PRACTICAL SERVICE FIGURE -------------------- 43~47
. Ic DESCRIPTION .................................................................. .' ...................... 48~59
. IC BLOCK DIAGRAM ..................................... . ............................................... 50 SI
. EXPLODED VIEW - I, MECHANICAL PARTS LIST ........... ' ............................................ 62~64
. EXPLODED VIEW- 2, MECHANICAL PARTS LIST ..... - .................................................. 65, 65
. EXPLODED VIEW _ 3, MECHANICAL PARTS LIST ................................................... 67, 68
- EXPLODED VIEW _ 4 MECHANICAL PARTS LIST ...................................................... 69 70
- SPRING APPLICATION POSITION --------------------------- 71
I ACCESSORIES/ PACKAGE LIST .............................................................................. 72

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IC, L065204A - 4540

Pin No. Pin Name I/O Description
1 WET/[.6 I Remote commander input
2 K - D A T A l I
3 K- DATA 2 I Analog data input of tactile key SW and push key SW
4 K - D A T A 3 I
5 S - D A T A l I
6 S 7 DATAZ I Analog data input of mechanical and AMTS detection SW
7 S - D A T A 3 I
8 A- DATA I Analog data input of MONITOR, CAL selector
9 AV 4" _ }AD converter voltage input terminal.
1 0 AV- __ Applies 5 V to AW and 0 V to AV-.
1 1 V S S - System power supply terminal. Connect to GND.
1 2 O S C 1 I System clock terminal.
1 3 O S C 2 0 Connect to a AMHz crystal clock.
1 4 VDD - System power supply terminal. +5 V connected.
1 5 m I System reset terminal
1 6 X I I VDD connected.
1 7 X 2 0 Not connected.
1 8 TE ST I [.51 test terminal, Connect to GND.
1 9 m 0
2 O D-fi 0 FL light-up segment output. Lights up when [Lo].
2 1 W O
2 2 firs? I/O SD output/AC OFF detection to FL
2 3 W I Memory function Lo pulse input
2 4 I -R E E L I Auto stop reel pulse input
2 5 T-T-"P'L- I
}Mechanical cam position detection reef SW input
2 6 I - S - PA I
2 7 M- S L OW 0 Reel motor control output
2 8 M7 C A P S T O Capstan motor control output
2 9 M- R V S O } ,
Reel motor control output
3 O M- FWD 0
3 1 M- C L O S E O }
AMTS motor control output
3 2 M- O P E N O
3 3 S - P AU S E O PAUSE plunger control output
3 4 S - P L AY O PLAY plunger control output

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Pin No. Pin Name /0 Description
3 9 S EG 7 O "
4 O S E G 6 O
4 l S E G 5 O
4 2 S E G 4 O
4 3 S E G 3 0 FL light up segment output. Lights up when [H].
4 4 S E G 2 O
4 5 S E G 1 O
4 6 S E G O O _
4 7 GR I D 0 O _
4 8 GRID l 0
FL light up grid output. Lights up when [H].
4 9 GR I D 2 O
5 0 GR I D 3 O
5 1 O - CAL 0 FL light up segment output. Lights up when [H].
5 2 VP v Pull down resistor load supply. Connect to -30V,

Note 1) PU refers to integrated pull
2) PC 0~3 and PD U~3 (Pin No.

up resistor and PD refers to integrated pull down resistor.
23~30) are [L] during the initial stage.

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