.....p65 YAESU VX 7R Service Manual
User Manual: Pdf YAESU--VX-7R-Service-Manual
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Page Count: 64
- Introduction
- Contents
- Specifications
- Exploded View & Miscellaneous Parts
- Block Diagram
- Interconnection Diagram
- Circuit Description
- Alignment
- Introduction and Precautions
- Required Test Equipment
- Alignment Preparation & Precautions
- Test Setup
- Internal System Alignment Routine
- Main Band Alignment
- 430 MHz band Alignment
- Squelch Hysteresis Adjustment (HIS SQL)
- Squelch Preset Threshold (THLD SQL) [86]
- Squelch Preset Tight (TIGH SQL)
- S-Meter S-1 Adjustment (S1 LEVEL)
- S-Meter Full-Scale Adjustment (S9 LEVEL)
- Wide-FM S-Meter S-1 Adjustment (S1 LEVEL)
- Wide-FM S-Meter Full-Scale Adjustment (S9 LEVEL)
- High TX Power Adjustment (HI POWER)
- L3 Tx Power Adjustment (L3 POWER)
- L2 Tx Power Adjustment (L2 POWER)
- L1 Tx Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 183.5)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- High TX Power Adjustment (HI POWER)
- High TX Power Adjustment (L3 POWER)
- High TX Power Adjustment (L2 POWER)
- High TX Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 183.5)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- 50 MHz Band Alignment
- Squelch Hysteresis Adjustment (HIS SQL)
- Squelch Preset Threshold (THLD SQL)
- Squelch Preset Tight (TIGH SQL)
- S-Meter S-1 Adjustment (S1 LEVEL)
- S-Meter Full-Scale Adjustment (S9 LEVEL)
- Wide-FM S-Meter S-1 Adjustment (S1 LEVEL)
- Wide-FM S-Meter Full-Scale Adjustment (S9 LEVEL)
- High TX Power Adjustment (HI POWER)
- L3 Tx Power Adjustment (L3 POWER)
- L2 Tx Power Adjustment (L2 POWER)
- L1 Tx Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- AM Modulation (AM MOD)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 167.9)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- High TX Power Adjustment (HI POWER)
- High TX Power Adjustment (L3 POWER)
- High TX Power Adjustment (L2 POWER)
- High TX Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- AM Modulation (AM MOD)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 167.9)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- 144 MHz Band Alignment
- Squelch Hysteresis Adjustment (HIS SQL)
- Squelch Preset Threshold (THLD SQL)
- Squelch Preset Tight (TIGH SQL)
- S-Meter S-1 Adjustment (S1 LEVEL)
- S-Meter Full-Scale Adjustment (S9 LEVEL)
- Wide-FM S-Meter S-1 Adjustment (S1 LEVEL)
- Wide-FM S-Meter Full-Scale Adjustment (S9 LEVEL)
- High TX Power Adjustment (HI POWER)
- L3 Tx Power Adjustment (L3 POWER)
- L2 Tx Power Adjustment (L2 POWER)
- L1 Tx Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 151.4)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- High TX Power Adjustment (HI POWER)
- High TX Power Adjustment (L3 POWER)
- High TX Power Adjustment (L2 POWER)
- High TX Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 151.4)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- 222 MHz Band Alignment
- L2 Tx Power Adjustment (L2 POWER)
- L1 Tx Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 151.4)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- High Tx Power Adjustment (L2 POWER)
- High Tx Power Adjustment (L1 POWER)
- TX Deviation Adjustment (MAX DEV)
- CTCSS Tx Deviation Adjustment (TN 67.0)
- CTCSS Tx Deviation Adjustment (TN 151.4)
- CTCSS Tx Deviation Adjustment (TN 254.1)
- DCS Tx Deviation Adjustment (DCS DEV)
- PLL Reference Frequency (PLL REF)
- 430 MHz band Alignment
- SUB Band Alignment
- RF Unit
- AF Unit
- CNTL Unit
- VCO Unit