Service manual

XL-70/70C
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4. Electronic volume Test Mode (TEST 3)
When the test mode is set, the following indication lights for one second.
When this mode is set, BASS/TREBLE is set to 0 (0 dB) and SURROUND mode is set to off, and start-up function is set to CD
when volume is -14 dB (STEP 17). The button operations in the test mode are the same as those of ordinary operation excepting
sound volume UP/DOWN.
(1) The indication is the same as that of ordinary operation excepting test mode setting.
(2) The sound volume control with the sound volume UP/DOWN button is only the following 3 steps unlike the ordinary state.
Volume- ∞ (STEP 0) <-> Volume-14 dB (STEP 23) <-> Volume-0 (STEP 30)
(3) BASS/TREBLE and SURROUND are switched when button operation is performed.
The current time and timer time are set in the following procedure to perform the timer playback.
1.Set the current time to 1:00, set the timer to ON time 1:02, set the function to Tape, and set volume STEP 8. One minute is counted
as one second, and the timer playback operation is performed. The fade-in (when playback is started) is executed at a rate of
one step for 0.5 sec. After completion of fade-in the fade-out is executed at a rate of one step for 0.5 sec (WAIT 1 sec inserted).
After completion of fade-out the power is turned off (after WAIT 1 sec), and the mode is changed to the standby mode.
The indication during operation is the same as that of ordinary timer operation.
5. Timer test Mode (TEST 4)
When the test mode is set, the following indication lights for one second.
6. LCD Test Mode (TEST 5)
When the LCD test mode is set, all the LCD segments are lighted. After that the indication is changed as follows according to
the "PLAY" button input.
Lighting of all segments Lighting of odd segments Lighting of even segments
3. Preset frequencies for various destinations (random preset memory)
• The hatched sections of the table are not stored in memory.
BAND
16
17
18
19
20
21
22
23
24
25
26 FM106.0 MHz
27 FM 90.0 MHz
28 FM MONO FM 98.0 MHz
29 FM108.0 MHz
30 FM 87.5 MHz
U.S.A. ,BrazilCHBAND
1 FM 87.5 MHz
2 FM108.0 MHz
3 FM STEREO FM 98.0 MHz
4 FM 90.0 MHz
5 FM106.0 MHz
6 AM 530 kHz
7 AM1720 kHz
8 AM AM 990 kHz
9 AM 600 kHz
10 AM1400 kHz
11
12
13 LW
14
15
U.S.A. ,BrazilCH