Brand: KENWOOD
Category: Audio System
Document Type: Parts/Service
Language: EN
Available Languages: EN , ES
Parts/Service for DV-5050M/5900M/DVF-J6050/J6050-G
Uploaded: Nov. 21, 2025, 7:53 p.m.
Manual Publish Date: 2001-09-01
Warranty Information
None
This service manual provides detailed information for the KENWOOD DV-5050M/5900M/DVF-J6050/J6050-G DVD/VCD/CD player. It includes sections on initialization, test modes, circuit descriptions, block diagrams, wiring diagrams, and a parts list. Key functions described include initializing the unit, entering and cancelling test modes (FCT Mode and Inspection Mode), and operating the unit during test modes. The manual details the port functions of the main microcomputer, sub microcomputer, AV decoder, DVD microcomputer, video deinterlacer, video encoder/DAC, and video enhancer. It also provides a comprehensive parts list with part numbers, descriptions, and destination codes. Specifications for various sections like format, audio, video, laser, and general operation are also included.
Troubleshooting and error codes
| DEFINITION | CONTENTS | CODE | BLOCK | TIMING |
| ODC(Optical Device Control) | ||||
| MOD NOT CRCOK | No CRCOK signal | 0x4303 | ODC ERROR | (ADSC,ODC,disc,pickup) Read address error at lead in or focus jump. |
| MAS ECC ERR | Abnormal ODC | ODC | No emission OK on disc and host in 5 secs. | |
| LAYER CMP ERR | Abnormal LAYER in seek mode | - | - | - |
| OUT PB AREA NG | OUT of PB AREA | - | - | - |
| DATA_TR_PLAY_NG | DATA Track Play | - | (ADSC,ODC,disc,pickup) | - |
| SEEK NG CHGNV | No data caused seek error | - | - | - |
| UNCORRECT ERR | No control data by demodulator error | - | - | - |
| INVALID CMD ERR | Out of secter ID | 0xD601 | - | Over data from disc(DVD: 0xFFF)(VCD : 00:02:00 less)(CD : 0xFFF) |
| UNCORRECT_LEADIN | No lead-in data by demodulator error | 0xD602 | ODC,disc | Time over in lead-in. |
| UNCORRECT_KEYDET | No lead-in data by demodulator error | 0xD603 | - | - |
| SERVO | ||||
| TRAY_LOADING_ERR | Tray Loading Error. | 0x4000 | ADSC, TRAY Mechanism, Motor LSI | DCM_TRAYCTL_T(time out 5secs) |
| FOCUS_SVERR | Focus Servo Error. | 0x4100 | ADSC, pickup & actuator, Driver LSI | DCM_FCON_T(time out 5secs), Lock NG, NG of seek. |
| SPINDLE_SVERR | Spindle Servo Error. | 0x4101 | ADSC, Driver LSI, disc Motor | DCM_DMON_T(time out 10 secs), Time out of checking stop, Time out of start to turn. |
| DSC_DM_ERR | DSC Disc Motor Error. Abnormal FG-period in DVD, Abnormal turn of disc motor, | 0x4102 | ADSC, Driver LSI, disc Motor | DCM_DMOF_T(time out 10secs), DCM_DMMODE_T(time out 100ms) Abnormal turn of disc motor., |
| CDC_CLV_ERR | 6626 CLVS Failure. Abnormal FG-period in CD. | 0x4103 | ADSC, Driver LSI, disc Motor | DCM_DMOF_T(time out 10secs) Setting abnormal CLV |
| TRAVERSE_ERR | Traverse Motor Error. | 0x4104 | ADSC, Driver LSI, feed Motor | DCM_INNER_T(time out 5secs) |
| TRACK_SVERR | Tracking Servo Error | 0x4105 | ADSC, pickup & actuator, Driver LSI | DCM_TRON_T(time out 1sec) Command error, Focus jump Lock NG (ReSartServo) NG of |
| SEEK_TIMEOUT_ERR | Seek Time Out Error | 0x4106 | ADSC | Over 200 seek times |
| DSC_ERROR | DSC Error (status data error) | ADSC ERROR | ADSC | Command error |
| DSC_NOTREADY | DSC Not Ready Error | ADSC ERROR | ADSC | REDY time out |
| DSC_TIM_ERR | DSC TimeOut Error. | ADSC ERROR | ADSC | Over of CLV OK Over of command end |
| DSC_COM_ERR | DSC Communication Failure. | ADSC ERROR | ADSC | No use |
| DSC_ATN_ERR | DSC Attention Error. | ADSC ERROR | ADSC | Error of CD-trick play and CD/DVD seek. FC jump in DVD-play. |
| INVALID_MDTYP | Out of Media | 0x4300 | ADSC | No check of media, Error after servo retry. Abnormal disc. |
| DONOT_QREAD_ERR | 6626 QCODE do not Read Error. | 0x4302 | ADSC | Read error in Cue or Rev play of CD |
| DSC_ESCAPE | DSC Command Escape | ADSC | - | Stop servo operation after setting the ESC flug in mode register of ADSC. |
| FEP | ||||
| FEP_IC_ERR | Adjustment error on data slice offset | FEP ERROR | ADSC, FEP | jitter and data slice offset adjustment error |