— 4 —
• IF-092 (IF COM)
PRINTED WIRING BOARD ······················· 4-31
• IF-092 (IF COM)
SCHEMATIC DIAGRAM ···························· 4-33
• MC-139 (MIC AMP)
PRINTED WIRING BOARD ······················· 4-35
• MC-139 (MIC AMP)
SCHEMATIC DIAGRAM ···························· 4-37
• ETXNY381N2F (SWITCHING REGULATOR)
PRINTED WIRING BOARD ······················· 4-39
• HS11S1U/HS11S1F (SWITCHING REGULATOR)
PRINTED WIRING BOARD ······················· 4-41
• ETXNY381N2F (SWITCHING REGULATOR)
SCHEMATIC DIAGRAM ···························· 4-43
• HS11S1U/HS11S1F (SWITCHING REGULATOR)
SCHEMATIC DIAGRAM ···························· 4-45
5.
IC PIN FUNCTION DESCRIPTION
5-1.
SYSTEM CONTROL PIN FUNCTION
(MB-103 BOARD IC104: MB91307RPFV-G-BND-E1) · 5-1
6.
TEST MODE
6-1.
GENERAL DESCRIPTION ··········································· 6-1
6-2.
STARTING TEST MODE ··············································· 6-1
6-3.
SYSCON DIAGNOSIS ··················································· 6-1
6-4.
DRIVE AUTO ADJUSTMENT ······································ 6-5
6-5.
DRIVE MANUAL OPERATION ··································· 6-7
6-6.
MECHA AGING ··························································· 6-11
6-7.
EMERGENCY HISTORY ············································ 6-11
6-8.
VERSION INFORMATION ········································· 6-11
6-9.
VIDEO LEVEL ADJUSTMENT ·································· 6-11
6-10. IF CON SELF DIAGNOSTIC FUNCTION ················· 6-12
6-11. TROUBLESHOOTING ················································ 6-18
7.
ELECTRICAL ADJUSTMENT
7-1.
POWER SUPPLY CHECK ············································· 7-1
7-2.
ADJUSTMENT OF VIDEO SYSTEM ··························· 7-2
1.
Video Level Adjustment (MB-103 BOARD) ·················· 7-2
2.
Checking S Video Output S-Y ········································· 7-2
3.
Checking S Video Output S-C ········································· 7-2
4.
Checking Component Video Output Y ···························· 7-2
5.
Checking Component Video Output B-Y ························ 7-3
6.
Checking Component Video Output R-Y ························ 7-3
7-3.
ADJUSTMENT RELATED PARTS ARRANGEMENT · 7-4
EXPLODED VIEWS ······················································ 8-1
8-1-1. FRONT PANEL ASSEMBLY ········································· 8-1
8-1-2. CHASSIS ASSEMBLY ··················································· 8-2
8-1-3. MECHANISM DECK ASSEMBLY ······························· 8-3
8-2.
ELECTRICAL PARTS LIST ·········································· 8-4
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