4
1
234
12
34
F
E
D
C
B
A
GM-8027ZT/WL
CONTENTS
SAFETY INFORMATION............................................3
1. SPECIFICATIONS.......................................................4
2. EXPLODED VIEWS AND PARTS LIST ......................6
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....8
4. PCB CONNECTION DIAGRAM................................16
5. ELECTRICAL PARTS LIST........................................25
6. ADJUSTMENT.........................................................31
7. GENERAL INFORMATION.......................................41
7.1 DIAGNOSIS .......................................................41
7.1.1 DISASSEMBLY.........................................41
7.1.2 CONNECTOR FUNCTION DESCRIPTION ......44
7.2 IC ........................................................................45
7.3 EXPLANATION...................................................46
7.3.1 SYSTEM BLOCK DIAGRAM.....................46
7.3.2 OPERATIONAL FLOW CHART .................49
8. OPERATIONS...........................................................51
1. SPECIFICATIONS
Power source . . . . . . . . . . . . .13.2±0.1V(10.5-16.0V)
Grounding . . . . . . . . . . . . . . . .Negative type
Backup current . . . . . . . . . . . .1.0mA or less
Dimensions(No Bracket) . . . .261.6mm(W)x73mm(H)x183.8mm(D)
Weight . . . . . . . . . . . . . . . . . . .2.465kg
Maximum output power . . . .22W or more(Front)
22W or more(Squawker-Front)
22W or more(Rear)
22W or more(Woofer)
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