– 13 –
Pin No.
Pin Name
I/O
Pin Description
52
BIAS CAL 1 (B)
O
EQ bias CAL-1 output for auto calibration. (DECK B)
53
BIAS CAL 2 (B)
O
EQ bias CAL-2 output for auto calibration. (DECK B)
54
BIAS CAL 3 (B)
O
EQ bias CAL-3 output for auto calibration. (DECK B)
55
BIAS CAL 0 (A)
O
EQ bias CAL-0 output for auto calibration. (DECK A)
56
BIAS CAL 1 (A)
O
EQ bias CAL-1 output for auto calibration. (DECK A)
57
BIAS CAL 2 (A)
O
EQ bias CAL-2 output for auto calibration. (DECK A)
58
BIAS CAL 3 (A)
O
EQ bias CAL-3 output for auto calibration. (DECK A)
59
CAP.M (B)
O
Capstan motor driver output (DECK B) “H” : ON
60
CAP.M (A)
O
Capstan motor driver output (DECK A) “H” : ON
61
CAP.M H/L
O
Capstan motor high/normal select output “L” : ON
62 – 77
P16 – P1
O
Fluorescent indicator tube segment driver
78 – 85
G1 – G8
O
Fluorescent indicator tube grid driver
86
G6,G7
O
Fluorescent indicator tube grid driver
87
G7,G8
O
Fluorescent indicator tube grid driver
88
VFDP
—
Fluorescent indicator tube power supply (-28 V)
89
VDD
—
Power supply (+5 V)
90
N.C
—
Connected to power supply.
91
VSS
—
Ground
92
REEL (A) +
O
Reel motor (+) output (DECK A)
93
REEL (A) -
O
Reel motor (-) output (DECK A)
94
REEL (B) +
O
Reel motor (+) output (DECK B)
95
REEL (B) -
O
Reel motor (-) output (DECK B)
96
BIAS (A)
O
Bias ON/OFF output (DECK A) “H”:ON
97
RELAY (A)
O
Relay record/playback selector output (DECK A) “L” : Record
98
BIAS (B)
O
Bias ON/OFF output (DECK B) “H” : ON
99
RELAY (B)
O
Relay record/playback selector output (DECK B) “L” : Record
100
S-REEL (A)
I
Supply reel rotation detection input (DECK A)
