HT-RT5 - Sony Audio Service Manual (repair manual). Page 43

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HT-RT5
HT-RT5
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43
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.
•  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.
•  Voltages and waveforms are dc with respect to ground 
under no-signal conditions.
  no mark : POWER ON
•  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
  L : 
USB
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.)
Caution:
Pattern face side: 
(SIDE B)
Parts face side:
(SIDE A)
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.
•  Circuit Boards Location
•  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.
•  MB-1414 and BAR-AMP boards are multi-layer printed 
board. However, the patterns of intermediate layers have 
not been included in diagrams.
Note 1: When the MB-1414 board is defective, replace the 
complete mounted board.
Note 2: When the complete MB-1414 board is replaced, refer 
to “NOTE OF REPLACING THE MB-1414 BOARD 
OR CARD WLAN/BT COMBO” on page 5.
• Lead layouts
surface 
CSP (Chip Size Package) 
Lead layout of conventional IC 
NFC module (RC-S730 (WW))
(NFC1)
switching regulator (3L408W)
(SWR1)
CARD WLAN/BT COMBO
(WIFI1)
BAR-AMP board
FL board
MB-1414 board
RF modulator
(RF1)
USB-WSCHUKEI board
KEY board
Note 3: When the complete BAR-AMP board is replaced, re-
fer to “NOTE OF REPLACING THE IC6001 AND 
IC6004 ON THE BAR-AMP BOARD OR THE 
BAR-AMP BOARD” on page 5.
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.
Note: Les composants identifi és par une marque 
0 sont critiques pour la sécurité. 
 
Ne les remplacer que par une piéce portant 
le numéro spécifi é.
Ver. 1.2
Note 1: When the MB-1414 board is defective, replace the 
complete mounted board.
Note 2: When the complete MB-1414 board is replaced, refer 
to “NOTE OF REPLACING THE MB-1414 BOARD 
OR CARD WLAN/BT COMBO” on page 5.
Note 3: When the complete BAR-AMP board is replaced, re-
fer to “NOTE OF REPLACING THE IC6001 AND 
IC6004 ON THE BAR-AMP BOARD OR THE 
BAR-AMP BOARD” on page 5.
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