Brand: KENWOOD
Category: Audio
Document Type: Parts/Service
Language: EN
Parts/Service for RXD-V252/V252-H
Uploaded: Nov. 21, 2025, 7:13 p.m.
The manual provides detailed information for servicing the KENWOOD RXD-V252/V252-H mini HiFi component system. It includes external views, circuit descriptions for various sections (MPEG1 Video/Audio, DAC & TV Encoder), adjustment procedures for FM and AM tuners, a wiring diagram, PC board layouts, exploded views of the CD mechanism and the unit, and an extensive parts list. It also covers system configurations, resetting the microcomputer, and instructions for transporting the unit. Safety precautions regarding laser products are also highlighted.
Troubleshooting and error codes
| NO. | CHECKING ITEM | SG 'N' SET FREQ | ADJ POINT | SPEC | REMARKS |
|---|---|---|---|---|---|
| 1. | FM FREQ COVERAGE | FL FH |
87.5MHz 108.0MHz |
T301 (TP301) |
1.3V ± 0.1V |
| (TP301) | 7.8V ± 0.8V | ||||
| 2. | FM IF | - | 10.7MHz | T302 (TP302) |
- |
| ADJUST COIL T302 UNTIL MAX. OUTPUT * CFM GOOD AND MAX 'S' CURVE IS OBTAINED. * CENTER FREQ. MARKER 10.7MHz |
|||||
| 3. | FM FREQ. TRACKING | - | 98MHz | L312 (TP302) |
- |
| ADJUST L312 UNTIL MAXIMUM WAVEFORM APPEAR. | |||||
| CONDITION : AM MOD 30% DEV 400Hz | |||||
| NO. | CHECKING ITEM | SG 'N' SET FREQ | ADJ POINT | DC VOLTAGE SPEC | REMARKS |
| 1. | AM FREQ COVERAGE | FL FH |
531KHz 1602KHz |
T306 (TP301) (TP301) |
1.1V ± 0.1V 8.8V ± 0.5V |
| ADJUST UNTIL VOLTAGE IS WITHIN GIVEN SPEC. | |||||
| 2. | AM IF | FL | 990KHz (50dB) |
T351 (TP302) |
- |
| CONFIRM VOLTAGE IS WITHIN GIVEN SPEC SP OUTPUT → ADJ T351 UNTIL MAX POINT FROM AC VOLTMETER |
|||||
| 3. | AM FREQ. TRACKING | FL | 990KHz (50dB) |
TP302 | - |
| CONFIRM MAX. OUTPUT. (ADJUST IF 'NG') |
|||||