MEX-GS810BH, MEX-N6000BH - Sony Car Audio Service Manual (repair manual). Page 27

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MEX-GS810BH/N6000BH
MEX-GS810BH/N6000BH
27
27
• Waveforms
– MAIN Board –
For Schematic Diagrams.
Note:
•  All capacitors are in μF unless otherwise noted. (p: pF) 50 
WV or less are not indicated except for electrolytics and 
tantalums.
•  All resistors are in Ω and 1/4 W or less unless otherwise 
specifi ed.
•      f  : Internal component.
•  C : Panel designation.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•  A : B+ Line.
•  Power voltages is dc 14.4V and fed with regulated dc 
power supply from ACC and BATT cords.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  no mark : TUNER (FM)
  (         ) : CD PLAY
•  Voltages are taken with VOM (Input impedance 10 M
).
  Voltage variations may be noted due to normal production 
tolerances.
•  Waveforms are taken with a oscilloscope.
  Voltage variations may be noted due to normal production 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
  F : 
AUDIO
  f : 
TUNER
  h : 
SIRIUS/XM
  J 
: CD PLAY
  d : 
USB
  E : 
AUX
  a : 
Bluetooth
  N : 
MIC
For Printed Wiring Boards.
Note:
•  X : Parts extracted from the component side.
•  Y : Parts extracted from the conductor side.
•      f  : Internal component.
• 
 : Pattern from the side which enables seeing.
  (The other layers’ patterns are not indicated.)
•  Indication of transistor.
 
C
B
These are omitted. 
E
Q
Caution:
Pattern face side:
(Conductor Side)
Parts face side: 
(Component Side)
Parts on the pattern face side seen 
from the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.
Note: When the complete MAIN board is replaced, it is nec-
essary to replace knob (VOL) (SV) assy simultane-
ously. Also, the destination setting, Bluetooth operation 
check and Bluetooth information writing are necessary. 
Refer to “DESTINATION SETTING METHOD” on 
page 4, “BLUETOOTH FUNCTION CHECKING 
METHOD USING A CELLULAR PHONE” on page 
7 and “BLUETOOTH INFORMATION WRITING 
METHOD” on page 8.
Note: When the complete MAIN board is replaced, it is nec-
essary to replace knob (VOL) (SV) assy simultane-
ously. Also, the destination setting, Bluetooth operation 
check and Bluetooth information writing are necessary. 
Refer to “DESTINATION SETTING METHOD” on 
page 4, “BLUETOOTH FUNCTION CHECKING 
METHOD USING A CELLULAR PHONE” on page 
7 and “BLUETOOTH INFORMATION WRITING 
METHOD” on page 8.
Note: The components identifi ed by mark 0 or dotted 
line with mark 0 are critical for safety. 
 
Replace only with part number specifi ed.
5
IC1300 
1 (BST)
10 V/DIV, 1 
Ps/DIV
2.6 
Ps
17.6 Vp-p
6
IC503 
yk (RTC_X2)
1 V/DIV, 10 
Ps/DIV
30.6 
Ps
1.8 Vp-p
7
IC503 
ua (XTAL)
1 V/DIV, 20 ns/DIV
74.8 ns
3.1 Vp-p
8
IC503 
<zv/  (USB_X2)
200 mV/DIV, 10 ns/DIV
20.8 ns
0.8 Vp-p
3
IC705 
yj (XO)
1 V/DIV, 20 ns/DIV
59.2 ns
3.5 Vp-p
4
IC1301 
qa (X2)
1 V/DIV, 10 ns/DIV
33.2 ns
2.9 Vp-p
22.7 
Ps
3.3 Vp-p
1
IC705 
rk (LRCK_OUT)
1 V/DIV, 10 
Ps/DIV
2
IC705 
rl (BCK_OUT)
1 V/DIV, 200 ns/DIV
352 ns
3.4 Vp-p
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