
5-3
5-3. ELECTRICAL ADJUSTMENTS
NTSC model : GV-D300/D900
PAL model :
GV-D300E/D900E
3-1.
PREPARATIONS BEFORE ADJUSTMENTS
Use the following measuring instruments for video section
adjustments.
3-1-1.
Equipment Required
1)
TV monitor
2)
Oscilloscope (dual-phenomenon, band above 30 MHz with
delay mode) (Unless specified otherwise, use a 10 : 1 probe.)
3)
Frequency counter
4)
Pattern generator with video output terminal
5)
Digital video camera recorder
DCR-VX1000 (NTSC)
DCR-VX1000E (PAL)
6)
Vectorscope
7)
Digital voltmeter
8)
Audio generator
9)
Audio level meter
10) Audio distortion meter
11) Audio attenuator
12) Regulated power supply
13) Alignment tapes
• Tracking standard (XH2-1)
Parts code: 8-967-997-01
• SW/OL standard (XH2-3)
Parts code: 8-967-997-11
• Audio operation check for NTSC (XH5-3)
Parts code: 8-967-997-51
• System operation check for NTSC (XH5-5)
Parts code: 8-967-997-61
• BIST check for NTSC (XH5-6)
Parts code: 8-967-997-71
• Audio operation check for PAL (XH5-3P)
Parts code: 8-967-997-55
• System operation check for PAL (XH5-5P)
Parts code: 8-967-997-66
• BIST check for PAL (XH5-6P)
Parts code: 8-967-997-76
14) Adjustment remote commander (J-6082-053-B)
15) IR receiver jig (J-6082-383-A)
16) CPC-6 jig (J-6082-370-A)
17) CPC-6 terminal board jig (J-6082-371-A)
18) Extension cable (50P, 0.5 mm — 48P, 0.8mm)
For extension between the CB-61 board (CN9930) and the RJ-
77 board (CN9904) (J-6082-422-A)
19) Extension cable (80P, 0.5 mm)
For extension between the CB-61 board (CN9921) and the RJ-
77 board (CN9901) (J-6082-421-A)
20) Extension cable (18P, 0.5 mm)
For extension between the RJ-77 board (CN3100) and the
capstan motor. (J-6082-423-A)
21) CPC-10 jig (J-6082-424-A)
For details of the adjustment remote commander, refer to
“5-4. SERVICE MODE”.
Summary of Contents for GV-D300 Operating Instructions (primary manual)
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Page 30: ...2 3 2 4 CB 61 RJ 77 BOARDS 2 5 CONTROL SWITCH BLOCK FK 71 ...
Page 33: ...2 6E 2 12 CIRCUIT BOARDS LOCATION ...
Page 61: ...GV D300 D300E D900 D900E 4 85 4 86 4 87 AV IN OUT IO 62 4 88 ...
Page 62: ...GV D300 D300E D900 D900E 4 89 4 90 4 91 4 92 MULTI CONNECTOR EX 34 ...
Page 64: ...GV D300 D300E D900 D900E 4 96E CUSTOMER CONTROL CONTROL SW BLOCK FK 71 4 95 ...
Page 142: ...3 BLOCK DIAGRAMS PAGE 3 3 3 1 OVERALL BLOCK DIAGRAM 1 2 PAGE 3 8 3 3 POWER BLOCK DIAGRAM ...