Sony TC-WR545 Service Manual page 10

SECTION 4
EXPLANATION OF IC TERMINALS
IC801 CXP82316-039Q
OQ
SIRCS IN
POWER IN
SPEED H/L
A/B
NRO
NRI1
MODE1
MODE2
10 POWER OUT
LIN MUTE
IC MUTE
REALY REC/PB
REC CALO
REC CALI
EQ CALO
EQ CALI
BIAS (B)
Sires signal in terminal.
I] Power OFF. OFF = OV
Power ON/OFF.
Line mute ON/OFF. "L":ON
Meter mute. "H":ON
Recording/Playback selector at DECK-B. "L": Recording
Recording calibration. "H":ON | |
Bias ON/OFF at DECK-B. "H":ON
Test mode terminal. "L" : Test mode, "H" : Normal mode
E
4 tw
iC)
a
19
20 METAL(B)
70 w (B)
A/D CTRLO
A/D CTRLI
A/D INO
A/D INI
S. REEL (A)
S. REEL(B)
AMS IN
AMS/BS
RESET
EXTAL
XTAL
Metal tape selector terminal. "H" : Metal
CrOz2tape selectorterminal. "L"':CrO2
—_—
dKSd —
RO —
oO
dO oO
—
AMS signal input terminal.
AMS/BS selector. "L" : BS ON
Reset terminal. Reset : OV
System clock output terminal.
System clock input terminal.
Recording mute ON/OFF. "L" : ON
OSC ON/OFF control. "H" : OFF
OSC H/L control terminal.
22
ZS
4
5
N
iS) \O
OO With
we KR
BIAS CALO
BAIS CALI
BAIS CAL2
BAIS CAL3
REC MUTE
OSC ON/OFF
OSC H/L
W ON
3
3
39
0
oO
~
iN
\ee) Wi
Ww Nn