SERVICE MANUAL
SERVICE MANUAL SERVICE MANUAL
This set displays an error code, and a mode code in case of error on the display tube, if the operation stopped by error. The following provides description concerned. Display tube (lower 5 digits) A B A: Error code ............................................................... Table 6-1 B: Mode code in case of error .................................... Table 6-2 These codes are displayed at lower 5-digit positions of display tube. In this case, “ : ” between digits is not displayed. Table 6-1. Error Codes Code Description 0 NO ERROR 1 CAM ENCODER ERROR, LOAD DIRECTION 2 CAM ENCODER ERROR, UNLOAD DIRECTION 3 T REEL ERROR 4 S REEL ERROR 5 CAPSTAN ERROR 6 DRUM ERROR 7 INITIALIZE ERROR 8 CASSETTE UNLOADING ERROR 9 RESERVED SECTION 6 ERROR CODES 6-1 E SLV-E580/E630/E727/E730/E735/E780 Table 6-2. Mode Codes in Case of Error Code Description 0 POWER-ON EJECT 1 POWER-ON INITIAL 2 POWER-OFF EJECT 3 POWER-OFF STOP 4 FF 5 REW 6 REC 7 REC-PAUSE 8 POWER-ON STOP 9 PB 10 FWD R1 11 FWD R2 12 CUE 13 PB-PAUSE 14 RVS-PAUSE 15 RVS R1 16 RVS R2 17 REV 18 POWER-OFF INITIAL 19 MECHA ERROR (POWER OFF) 20 REW PLAY 21 CAS LOADING 22 TAPE LOADING 23 POWER-OFF LOADING 24 MECHA ERROR (POWER ON) 25 POWER-ON EJECT INITIAL 26 POWER-OFF EJECT INITIAL 27 APC REC 28 CAS LOADING (NO AUTO PB CHECK)
During the adjustment, see the Parts Arrangement Diagram for Adjustment on page 7-8. 7-1. MECHANICAL ADJUSTMENTS Refer to the SERVICE MANUAL of VHS MECHANICAL AD- JUSTMENT VI. 7-2. ELECTRICAL ADJUSTMENTS 2-1. PRE-ADJUSTMENT PREPARATIONS Necessary items and indications for total adjustment of electric circuit of this machine will be described in this chapter. 2-1-1. Instruments to be Used. 1) Color TV 2) Oscilloscope 1or 2 phenomena, band more than 30 MHz, deley mode, as provided. 3) Frequency counter (min. 8 digits) 4) PAL pattern generator 5) Digital voltmeter 6) Audio level meter 7) Audio generator 8) Modulation Analyzer 9) Distortion factor meter 10) Attenuator 11) Alignmeter tape Part Code: 8-192-605-36 (KRV-51P) SECTION 7 ADJUSTMENTS 7-1 2-1-2. Connection Unless otherwise specified, connect and adjust the measuring instruments as shown in the following diagram. Pattern generator VCR Video output (75 Ω) Time Seven minutes Three minutes Seven minutes Three minutes Fig. 7-2-1 2-1-3. Set-up of Adjutment In this adjustment, PAL pattern generator is connected with LINE input signal terminal. When check to tuner, connected AERIAL terminal. Check that the amplitudes of video signal PAL signal, of picture portions, and of burst signals are flat at approximately 0.3, 0.7 and 0.3 V, respectively, and that the level ratio of the burst signal and “red” signal are 0.30 : 0.66. Fig. 7-2-2. shows video signals (color bars) used in adjusting the video section. Approx. 0.3 V VIDEO LINE IN Fig. 7-2-2. 2-1-4. Alignment Tape [Alignment Tape (KRV-51P) ] 1 2 3 4 SLV-E580/E630/E727/E730/E735/E780 Approx. 0.7 V Mode SP EP VIDEO LINE OUT White (approx. 100%) Red Horizontal sync signal Video signal Color bar Monoscope Color bar Monoscope Monitor TV Burst signal (To be flat) Audio signal (HiFi/Normal) 400 Hz 400 Hz 400 Hz 400 Hz Approx. 0.3 V
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This set displays an error code, and a mode code in case of error<br />
on the display tube, if the operation stopped by error.<br />
The following provides description concerned.<br />
Display tube (lower 5 digits)<br />
A B<br />
A: Error code ............................................................... Table 6-1<br />
B: Mode code in case of error .................................... Table 6-2<br />
These codes are displayed at lower 5-digit positions of display<br />
tube.<br />
In this case, “ : ” between digits is not displayed.<br />
Table 6-1. Error Codes<br />
Code Description<br />
0 NO ERROR<br />
1 CAM ENCODER ERROR, LOAD DIRECTION<br />
2 CAM ENCODER ERROR, UNLOAD DIRECTION<br />
3 T REEL ERROR<br />
4 S REEL ERROR<br />
5 CAPSTAN ERROR<br />
6 DRUM ERROR<br />
7 INITIALIZE ERROR<br />
8 CASSETTE UNLOADING ERROR<br />
9 RESERVED<br />
SECTION 6<br />
ERROR CODES<br />
6-1 E<br />
SLV-E580/E630/E727/E730/E735/E780<br />
Table 6-2. Mode Codes in Case of Error<br />
Code Description<br />
0 POWER-ON EJECT<br />
1 POWER-ON INITIAL<br />
2 POWER-OFF EJECT<br />
3 POWER-OFF STOP<br />
4 FF<br />
5 REW<br />
6 REC<br />
7 REC-PAUSE<br />
8 POWER-ON STOP<br />
9 PB<br />
10 FWD R1<br />
11 FWD R2<br />
12 CUE<br />
13 PB-PAUSE<br />
14 RVS-PAUSE<br />
15 RVS R1<br />
16 RVS R2<br />
17 REV<br />
18 POWER-OFF INITIAL<br />
19 MECHA ERROR (POWER OFF)<br />
20 REW PLAY<br />
21 CAS LOADING<br />
22 TAPE LOADING<br />
23 POWER-OFF LOADING<br />
24 MECHA ERROR (POWER ON)<br />
25 POWER-ON EJECT INITIAL<br />
26 POWER-OFF EJECT INITIAL<br />
27 APC REC<br />
28 CAS LOADING (NO AUTO PB CHECK)
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